# ![@ClaudeCodeLog Avatar](https://lunarcrush.com/gi/w:26/cr:twitter::1952842390525693952.png) @ClaudeCodeLog Claude Code Changelog

Claude Code Changelog posts on X about claude code, prompt, anthropic, code the most. They currently have [------] followers and [---] posts still getting attention that total [-------] engagements in the last [--] hours.

### Engagements: [-------] [#](/creator/twitter::1952842390525693952/interactions)
![Engagements Line Chart](https://lunarcrush.com/gi/w:600/cr:twitter::1952842390525693952/c:line/m:interactions.svg)

- [--] Week [-------] -46%
- [--] Month [---------] +73%

### Mentions: [--] [#](/creator/twitter::1952842390525693952/posts_active)
![Mentions Line Chart](https://lunarcrush.com/gi/w:600/cr:twitter::1952842390525693952/c:line/m:posts_active.svg)


### Followers: [------] [#](/creator/twitter::1952842390525693952/followers)
![Followers Line Chart](https://lunarcrush.com/gi/w:600/cr:twitter::1952842390525693952/c:line/m:followers.svg)

- [--] Week [------] +3.60%
- [--] Month [------] +59%

### CreatorRank: [-------] [#](/creator/twitter::1952842390525693952/influencer_rank)
![CreatorRank Line Chart](https://lunarcrush.com/gi/w:600/cr:twitter::1952842390525693952/c:line/m:influencer_rank.svg)

### Social Influence

**Social category influence**
[technology brands](/list/technology-brands)  [finance](/list/finance)  [social networks](/list/social-networks) 

**Social topic influence**
[claude code](/topic/claude-code) #29, [prompt](/topic/prompt) #74, [anthropic](/topic/anthropic) #85, [code](/topic/code), [claude](/topic/claude), [status](/topic/status), [mode](/topic/mode), [major](/topic/major), [command](/topic/command), [history](/topic/history)

**Top accounts mentioned or mentioned by**
[@mention](/creator/undefined) [@mentions](/creator/undefined) [@readmemd](/creator/undefined) [@doktormoose](/creator/undefined) [@truffle](/creator/undefined) [@walls_jason1](/creator/undefined) [@anthropic](/creator/undefined) [@marckrenn](/creator/undefined) [@thedebrieft](/creator/undefined) [@grok](/creator/undefined) [@jfaguila](/creator/undefined) [@dumblebackdoor](/creator/undefined) [@mohamedatta_911](/creator/undefined) [@imavibecoder](/creator/undefined) [@ph1lanthrop](/creator/undefined) [@wasselovski](/creator/undefined) [@gxjvy7](/creator/undefined) [@unclejai](/creator/undefined) [@neodon](/creator/undefined) [@latentsauce](/creator/undefined)
### Top Social Posts
Top posts by engagements in the last [--] hours

"Claude Code CLI changes in 2.0.65: Added ability to switch models while writing a prompt using alt+p (linux windows) option+p (macos). Added context window information to status line input Added fileSuggestion setting for custom @ file search commands"  
[X Link](https://x.com/ClaudeCodeLog/status/1999057434774581503)  2025-12-11T10:03Z [----] followers, 11.3K engagements


"Anthropic just released Claude Code 2.0.70 [--] CLI changes details below"  
[X Link](https://x.com/ClaudeCodeLog/status/2000724524493320565)  2025-12-16T00:27Z [----] followers, 314.7K engagements


"Claude Code CLI 2.0.70 changelog: Added Enter key to accept and submit prompt suggestions immediately (tab still accepts for editing) Added wildcard syntax mcp__server__* for MCP tool permissions to allow or deny all tools from a server Added auto-update toggle for plugin marketplaces allowing per-marketplace control over automatic updates Added plan_mode_required spawn parameter for teammates to require plan approval before implementing changes Added current_usage field to status line input enabling accurate context window percentage calculations Fixed input being cleared when processing"  
[X Link](https://x.com/ClaudeCodeLog/status/2000724534337356067)  2025-12-16T00:27Z [----] followers, 51.8K engagements


"Anthropic just released Claude Code 2.0.71 [--] CLI and [--] prompt changes details below"  
[X Link](https://x.com/ClaudeCodeLog/status/2001054171173147111)  2025-12-16T22:17Z [----] followers, 80.9K engagements


"Claude Code CLI 2.0.71 changelog: Added /config toggle to enable/disable prompt suggestions Added /settings as an alias for the /config command Fixed @ file reference suggestions incorrectly triggering when cursor is in the middle of a path Fixed MCP servers from .mcp.json not loading when using --dangerously-skip-permissions Fixed permission rules incorrectly rejecting valid bash commands containing shell glob patterns (e.g. ls *.txt for f in *.png) Bedrock: Environment variable ANTHROPIC_BEDROCK_BASE_URL is now respected for token counting and inference profile listing New syntax"  
[X Link](https://x.com/ClaudeCodeLog/status/2001054180761383117)  2025-12-16T22:17Z [----] followers, 12.9K engagements


"Claude Code 2.0.73 prompt changes: Full diff: Docs examples: slash command renamed to skill Complete tasks fully mandate removed SlashCommand removed; / now invokes Skill (with args) Full details below. https://github.com/marckrenn/cc-mvp-prompts/compare/v2.0.72.v2.0.73 https://github.com/marckrenn/cc-mvp-prompts/compare/v2.0.72.v2.0.73"  
[X Link](https://x.com/ClaudeCodeLog/status/2001810914975101151)  2025-12-19T00:24Z [----] followers, [----] engagements


"3/3: Claudes SlashCommand tool is removed. /commit and /review-pr [---] are now treated as Skill invocations. Skill calls can include optional args and Claude is explicitly told that / syntax refers to skills. Diff: https://github.com/marckrenn/cc-mvp-prompts/compare/v2.0.72.v2.0.73#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L846-R897 https://github.com/marckrenn/cc-mvp-prompts/compare/v2.0.72.v2.0.73#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L846-R897"  
[X Link](https://x.com/ClaudeCodeLog/status/2001810953940152602)  2025-12-19T00:24Z [----] followers, 58.7K engagements


"👀 We're rolling back a few changes we shipped to Claude Code this week to make sure things are stable heading into the holidays. The rollback includes our incremental TUI update (the one to prevent flickering) instant compact and some prompting changes. We're rolling back a few changes we shipped to Claude Code this week to make sure things are stable heading into the holidays. The rollback includes our incremental TUI update (the one to prevent flickering) instant compact and some prompting changes"  
[X Link](https://x.com/ClaudeCodeLog/status/2002008734382330181)  2025-12-19T13:30Z 10.2K followers, 10.2K engagements


"Claude Code CLI 2.0.73 changelog: Added clickable Image #N links that open attached images in the default viewer Added alt-y yank-pop to cycle through kill ring history after ctrl-y yank Added search filtering to the plugin discover screen (type to filter by name description or marketplace) Added support for custom session IDs when forking sessions with --session-id combined with --resume or --continue and --fork-session Fixed slow input history cycling and race condition that could overwrite text after message submission Improved /theme command to open theme picker directly Improved theme"  
[X Link](https://x.com/ClaudeCodeLog/status/2002050430453293138)  2025-12-19T16:16Z [----] followers, 19.4K engagements


"2/3: Claudes ExitPlanMode tool schema drops the explicit launchSwarm/teammateCount fields. The parameters are no longer documented in the JSON schema (properties becomes ) signaling Claude shouldnt rely on or advertise swarm launch knobs when exiting plan mode. Diff: https://github.com/marckrenn/cc-mvp-prompts/compare/v2.0.73.v2.0.74#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L600-R600 https://github.com/marckrenn/cc-mvp-prompts/compare/v2.0.73.v2.0.74#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L600-R600"  
[X Link](https://x.com/ClaudeCodeLog/status/2002142080181682301)  2025-12-19T22:20Z [----] followers, 15.5K engagements


"3/3: Claude gains an LSP tool for code intelligence: go-to-definition find-references hover docs/types document/workspace symbols go-to-implementation and call hierarchy (prepare/incoming/outgoing). Requires filePath + 1-based line/character. Diff: https://github.com/marckrenn/cc-mvp-prompts/compare/v2.0.73.v2.0.74#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1R742-R805 https://github.com/marckrenn/cc-mvp-prompts/compare/v2.0.73.v2.0.74#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1R742-R805"  
[X Link](https://x.com/ClaudeCodeLog/status/2002142092605153761)  2025-12-19T22:20Z [----] followers, 14.2K engagements


"Rate and discuss Claude Code 2.0.75 Net improvement Net neutral See results Net regression Net improvement Net neutral See results Net regression"  
[X Link](https://x.com/ClaudeCodeLog/status/2002628162593710181)  2025-12-21T06:32Z 19.7K followers, 13.3K engagements


"Happy holidays y'all Small gift to my 10k followers (wtf): going forward I'm tracking Claude Code feature flags as well Full history so far: If OpenAI's Statsig buy and Anthropic's Bun acquisition reshuffles things and this breaks bear with me 😅 https://github.com/marckrenn/claude-code-changelog/blob/main/cc-flags.md https://github.com/marckrenn/claude-code-changelog/blob/main/cc-flags.md"  
[X Link](https://x.com/ClaudeCodeLog/status/2005747166678307049)  2025-12-29T21:06Z 16.5K followers, 31K engagements


"Reminder: You can compare any two versions like this This will now show both changes in flags and prompts. https://github.com/marckrenn/claude-code-changelog/compare/v2.0.70.v2.0.76 https://github.com/marckrenn/claude-code-changelog/compare/v2.0.70.v2.0.76"  
[X Link](https://x.com/ClaudeCodeLog/status/2005750479205327284)  2025-12-29T21:19Z 16.5K followers, [----] engagements


"Update: Looks like @anthropic rolled Claude Code back from 2.1.0 to 2.0.76 after a bug caused by changelog prevented it from starting. I've nothing to do with it lol If you're already on 2.1.0 this workaround gets it to load: Shoutout to Jayesh Kaushi https://github.com/anthropics/claude-code/issues/16673#issuecomment-3720643589 https://github.com/anthropics/claude-code/issues/16673#issuecomment-3720643589"  
[X Link](https://x.com/ClaudeCodeLog/status/2009005959100944502)  2026-01-07T20:55Z 19.3K followers, 13.8K engagements


"Chat we are so back 🚀🚀🚀 for real this time lol Anthropic just released Claude Code 2.1.1 [---] CLI [--] flag and [--] prompt changes details below"  
[X Link](https://x.com/ClaudeCodeLog/status/2009019697459585133)  2026-01-07T21:49Z 23.6K followers, 325.5K engagements


"Claude Code CLI 2.1.0 changelog: Added automatic skill hot-reload - skills created or modified in /.claude/skills or .claude/skills are now immediately available without restarting the session Added support for running skills and slash commands in a forked sub-agent context using context: fork in skill frontmatter Added support for agent field in skills to specify agent type for execution Added language setting to configure Claude's response language (e.g. language: "japanese") Changed Shift+Enter to work out of the box in iTerm2 WezTerm Ghostty and Kitty without modifying terminal configs"  
[X Link](https://x.com/ClaudeCodeLog/status/2009019708989739438)  2026-01-07T21:49Z 22.4K followers, 106.1K engagements


"Claude Code 2.1.1 flag changes: Added: tengu_tool_search_unsupported_models tengu_vscode_onboarding tengu_vscode_review_upsell Removed: doorbell_bottle tengu_bash_command_backgrounded tengu_bash_command_timeout_backgrounded tengu_compact_mc_files tengu_effort_exp tengu_feedback_survey_config tengu_gha_plugin_code_review tengu_spinner_words Diff: https://github.com/marckrenn/claude-code-changelog/compare/v2.0.76.v2.1.1 https://github.com/marckrenn/claude-code-changelog/compare/v2.0.76.v2.1.1"  
[X Link](https://x.com/ClaudeCodeLog/status/2009020105959559608)  2026-01-07T21:51Z 18.3K followers, 37.8K engagements


"3/10: Claude is now told to use AskUserQuestion in plan mode only to clarify requirements/approaches before finalizing a plan not to request plan approval. The schema also constrains [--] questions [--] options and defaults multiSelect to false. Diff: https://github.com/marckrenn/claude-code-changelog/compare/v2.0.76.v2.1.1#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L170-R248 https://github.com/marckrenn/claude-code-changelog/compare/v2.0.76.v2.1.1#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L170-R248"  
[X Link](https://x.com/ClaudeCodeLog/status/2009020145037959557)  2026-01-07T21:51Z 17.7K followers, 19.6K engagements


"7/10: Claude is now told that if the current turn includes a command-name/command-name tag (e.g. /commit) the skill is already loaded and its instructions followso Claude must not call the Skill tool again and should follow the loaded skill instructions instead. Diff: https://github.com/marckrenn/claude-code-changelog/compare/v2.0.76.v2.1.1#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L900-R869 https://github.com/marckrenn/claude-code-changelog/compare/v2.0.76.v2.1.1#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L900-R869"  
[X Link](https://x.com/ClaudeCodeLog/status/2009020183801717029)  2026-01-07T21:51Z 17.2K followers, 13.1K engagements


"8/10: Claude gains a Task subagent_type='Bash' for terminal work. For background agents Claude is now instructed that the Task result includes an output_file and progress/results should be checked by reading that file (Read or Bash tail) not via TaskOutput. Diff: https://github.com/marckrenn/claude-code-changelog/compare/v2.0.76.v2.1.1#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L958-R907 https://github.com/marckrenn/claude-code-changelog/compare/v2.0.76.v2.1.1#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L958-R907"  
[X Link](https://x.com/ClaudeCodeLog/status/2009020816541847607)  2026-01-07T21:54Z 17.3K followers, 12.4K engagements


"Anthropic just released Claude Code 2.1.2 [--] CLI [--] flag and [--] prompt changes details below"  
[X Link](https://x.com/ClaudeCodeLog/status/2009418127856054728)  2026-01-09T00:13Z 19.8K followers, 133.6K engagements


"Claude Code 2.1.2 flag changes: Added: tengu_permission_explainer Removed: tengu_tool_result_persistence Diff: https://github.com/marckrenn/claude-code-changelog/compare/v2.1.1.v2.1.2 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.1.v2.1.2"  
[X Link](https://x.com/ClaudeCodeLog/status/2009418147644817914)  2026-01-09T00:13Z 18.5K followers, 15.3K engagements


"Claude Code 2.1.2 prompt changes: Task tool gains max_turns limit parameter Diff: Full details below. https://github.com/marckrenn/claude-code-changelog/compare/v2.1.1.v2.1.2 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.1.v2.1.2"  
[X Link](https://x.com/ClaudeCodeLog/status/2009418157295845652)  2026-01-09T00:13Z 18.2K followers, 14.7K engagements


"Anthropic just released Claude Code 2.1.3 [--] flag and [--] prompt changes no CLI changelog (yet) details below"  
[X Link](https://x.com/ClaudeCodeLog/status/2009770722323734941)  2026-01-09T23:34Z 19.7K followers, 46.3K engagements


"Claude Code 2.1.3 flag changes: Added: tengu_scratch tengu_session_index Removed: persimmon_marble_flag strawberry_granite_flag Diff: https://github.com/marckrenn/claude-code-changelog/compare/v2.1.2.v2.1.3 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.2.v2.1.3"  
[X Link](https://x.com/ClaudeCodeLog/status/2009770731765174581)  2026-01-09T23:34Z 18.5K followers, [----] engagements


"Claude Code 2.1.3 prompt changes: AskUserQuestion adds optional metadata.source field Bash description rules expanded; avoid complex/risk Git status: never use -uall in commit/PR flows Bash schema adds internal _simulatedSedEdit object Diff: Full details below. https://github.com/marckrenn/claude-code-changelog/compare/v2.1.2.v2.1.3 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.2.v2.1.3"  
[X Link](https://x.com/ClaudeCodeLog/status/2009770741495906512)  2026-01-09T23:34Z 17.5K followers, [----] engagements


"1/4: Claude can now attach optional AskUserQuestion metadata (like metadata.source="remember") for analytics tracking. This extra context is explicitly not shown to the user enabling provenance/telemetry without changing the visible question UI. Diff: https://github.com/marckrenn/claude-code-changelog/compare/v2.1.2.v2.1.3#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L233-R253 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.2.v2.1.3#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L233-R253"  
[X Link](https://x.com/ClaudeCodeLog/status/2009770754221449636)  2026-01-09T23:34Z 17.4K followers, [----] engagements


"2/4: Claudes Bash tool-call description is now more strictly shaped: keep standard commands brief (510 words) add context for pipes/obscure flags and never use terms like complex or riskonly describe the action. Examples were expanded accordingly. Diff: https://github.com/marckrenn/claude-code-changelog/compare/v2.1.2.v2.1.3#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L397-R411 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.2.v2.1.3#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L397-R411"  
[X Link](https://x.com/ClaudeCodeLog/status/2009770768939303240)  2026-01-09T23:34Z 19.8K followers, [----] engagements


"3/4: Claudes git workflow guidance now bans git status -uall when preparing commits or pull requests noting it can cause memory issues on large repos. Status checks should use safer defaults while still enumerating repo state. Diff: https://github.com/marckrenn/claude-code-changelog/compare/v2.1.2.v2.1.3#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L318-R332 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.2.v2.1.3#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L318-R332"  
[X Link](https://x.com/ClaudeCodeLog/status/2009770781698326822)  2026-01-09T23:34Z 19.8K followers, [----] engagements


"Claude Code CLI 2.1.3 changelog: Merged slash commands and skills simplifying the mental model with no change in behavior Added release channel (stable or latest) toggle to /config Added detection and warnings for unreachable permission rules with warnings in /doctor and after saving rules that include the source of each rule and actionable fix guidance Fixed plan files persisting across /clear commands now ensuring a fresh plan file is used after clearing a conversation Fixed false skill duplicate detection on filesystems with large inodes (e.g. ExFAT) by using 64-bit precision for inode"  
[X Link](https://x.com/ClaudeCodeLog/status/2009773339032588477)  2026-01-09T23:44Z 22.7K followers, 112.9K engagements


"What's your first impression of Claude Code 2.1.3 biggest improvement biggest regression and anything that surprised you (for better or worse) Net improvement Net neutral See results Net regression Net improvement Net neutral See results Net regression"  
[X Link](https://x.com/ClaudeCodeLog/status/2009952846813290944)  2026-01-10T11:37Z 19.8K followers, [----] engagements


"Claude Code 2.1.3 changes: https://x.com/ClaudeCodeLog/status/2009770722323734941 Anthropic just released Claude Code 2.1.3 [--] flag and [--] prompt changes no CLI changelog (yet) details below. https://x.com/ClaudeCodeLog/status/2009770722323734941 Anthropic just released Claude Code 2.1.3 [--] flag and [--] prompt changes no CLI changelog (yet) details below"  
[X Link](https://x.com/ClaudeCodeLog/status/2009952856476971210)  2026-01-10T11:37Z 18.4K followers, [----] engagements


"Anthropic just released Claude Code 2.1.4 [--] CLI changes no flag changes no major prompt changes details below"  
[X Link](https://x.com/ClaudeCodeLog/status/2010147902002217047)  2026-01-11T00:33Z 19.8K followers, 72.1K engagements


"What's your first impression of Claude Code 2.1.4 biggest improvement biggest regression and anything that surprised you (for better or worse) Net improvement Net neutral See results Net regression Net improvement Net neutral See results Net regression"  
[X Link](https://x.com/ClaudeCodeLog/status/2010330186617663706)  2026-01-11T12:37Z 19.8K followers, [----] engagements


"Anthropic just released Claude Code 2.1.5 No major prompt changes detected no flag changes no CLI changelog (yet)"  
[X Link](https://x.com/ClaudeCodeLog/status/2010480002203103328)  2026-01-11T22:32Z 22.4K followers, 47.8K engagements


"Claude Code CLI 2.1.5 changelog: Added CLAUDE_CODE_TMPDIR environment variable to override the temp directory used for internal temp files useful for environments with custom temp directory requirements Source: https://github.com/anthropics/claude-code/blob/main/CHANGELOG.md#215 https://github.com/anthropics/claude-code/blob/main/CHANGELOG.md#215"  
[X Link](https://x.com/ClaudeCodeLog/status/2010788896741662890)  2026-01-12T19:00Z 19.8K followers, 20.3K engagements


"Claude Code 2.1.6 is out. [--] CLI [--] flag and [--] prompt changes. Details in thread"  
[X Link](https://x.com/ClaudeCodeLog/status/2010903201445241306)  2026-01-13T02:34Z 22.7K followers, 98.1K engagements


"Claude Code CLI 2.1.6 changelog: Added search functionality to /config command for quickly filtering settings Added Updates section to /doctor showing auto-update channel and available npm versions (stable/latest) Added date range filtering to /stats command - press r to cycle between Last [--] days Last [--] days and All time Added automatic discovery of skills from nested .claude/skills directories when working with files in subdirectories Added context_window.used_percentage and context_window.remaining_percentage fields to status line input for easier context window display Added an error"  
[X Link](https://x.com/ClaudeCodeLog/status/2010903211507413081)  2026-01-13T02:34Z 18.7K followers, 14.2K engagements


"Claude Code 2.1.6 flag changes: Added: tengu_sm_compact_config tengu_sm_config Removed: cache_warming Diff: https://github.com/marckrenn/claude-code-changelog/compare/v2.1.5.v2.1.6 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.5.v2.1.6"  
[X Link](https://x.com/ClaudeCodeLog/status/2010903221099790641)  2026-01-13T02:34Z 18.5K followers, 11.8K engagements


"Claude Code 2.1.6 prompt changes: ExitPlanMode adds allowedPrompts permission requests Diff: Full details below. https://github.com/marckrenn/claude-code-changelog/compare/v2.1.5.v2.1.6 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.5.v2.1.6"  
[X Link](https://x.com/ClaudeCodeLog/status/2010903230646046824)  2026-01-13T02:34Z 18.5K followers, 10.2K engagements


"1/1: Claude can now attach allowedPrompts to ExitPlanMode to pre-request user-approved semantic Bash permissions (e.g. run tests install dependencies). Prompt scoping is tightened (split actions prefer read-only/non-destructive) and the tool schema now validates allowedPrompts. Diff: https://github.com/marckrenn/claude-code-changelog/compare/v2.1.5.v2.1.6#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L587-R679 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.5.v2.1.6#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L587-R679"  
[X Link](https://x.com/ClaudeCodeLog/status/2010903242805326282)  2026-01-13T02:34Z 18.5K followers, [----] engagements


"What's your first impression of Claude Code 2.1.6 biggest improvement biggest regression and anything that surprised you (for better or worse) Net improvement Net neutral See results Net regression Net improvement Net neutral See results Net regression"  
[X Link](https://x.com/ClaudeCodeLog/status/2011085515605287167)  2026-01-13T14:38Z 19.4K followers, [----] engagements


"Claude Code 2.1.6 changes: https://x.com/ClaudeCodeLog/status/2010903201445241306 Claude Code 2.1.6 is out. [--] CLI [--] flag and [--] prompt changes. Details in thread https://x.com/ClaudeCodeLog/status/2010903201445241306 Claude Code 2.1.6 is out. [--] CLI [--] flag and [--] prompt changes. Details in thread"  
[X Link](https://x.com/ClaudeCodeLog/status/2011085525118017573)  2026-01-13T14:38Z 19.5K followers, [----] engagements


"Claude Code 2.1.7 is out. [--] flag and [--] prompt changes no CLI changelog (yet). Details in thread"  
[X Link](https://x.com/ClaudeCodeLog/status/2011227981406929004)  2026-01-14T00:04Z 23K followers, 34.3K engagements


"Claude Code 2.1.7 flag changes: Added: enhanced_telemetry_beta tengu_chrome_auto_enable tengu_code_diff_cli tengu_compact_streaming_retry Removed: tengu_opus_default_pro_plan Diff: https://github.com/marckrenn/claude-code-changelog/compare/v2.1.6.v2.1.7 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.6.v2.1.7"  
[X Link](https://x.com/ClaudeCodeLog/status/2011227990793818549)  2026-01-14T00:04Z 20.6K followers, 48.9K engagements


"Claude Code 2.1.7 prompt changes: Explore/Plan subagents lose Edit/Write/Task/ExitPlanMode tools Diff: Full details below. https://github.com/marckrenn/claude-code-changelog/compare/v2.1.6.v2.1.7 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.6.v2.1.7"  
[X Link](https://x.com/ClaudeCodeLog/status/2011228000394588286)  2026-01-14T00:04Z 19.7K followers, [----] engagements


"Claude Code CLI 2.1.7 changelog: Added showTurnDuration setting to hide turn duration messages (e.g. "Cooked for 1m 6s") Added ability to provide feedback when accepting permission prompts Added inline display of agent's final response in task notifications making it easier to see results without reading the full transcript file Fixed security vulnerability where wildcard permission rules could match compound commands containing shell operators Fixed false "file modified" errors on Windows when cloud sync tools antivirus scanners or Git touch file timestamps without changing content Fixed"  
[X Link](https://x.com/ClaudeCodeLog/status/2011230548572651853)  2026-01-14T00:15Z 22.2K followers, 23.3K engagements


"What's your first impression of Claude Code 2.1.7 biggest improvement biggest regression and anything that surprised you (for better or worse) Net improvement Net neutral See results Net regression Net improvement Net neutral See results Net regression"  
[X Link](https://x.com/ClaudeCodeLog/status/2011410714330603604)  2026-01-14T12:10Z 19.7K followers, [----] engagements


"Claude Code 2.1.9 is out. [--] CLI [--] flag and [--] prompt changes. Details in thread"  
[X Link](https://x.com/ClaudeCodeLog/status/2011988889683063264)  2026-01-16T02:28Z 23.6K followers, 105K engagements


"Claude Code CLI 2.1.9 changelog: Added auto:N syntax for configuring the MCP tool search auto-enable threshold where N is the context window percentage (0-100) Added plansDirectory setting to customize where plan files are stored Added external editor support (Ctrl+G) in AskUserQuestion "Other" input field Added session URL attribution to commits and PRs created from web sessions Added support for PreToolUse hooks to return additionalContext to the model Added $CLAUDE_SESSION_ID string substitution for skills to access the current session ID Fixed long sessions with parallel tool calls"  
[X Link](https://x.com/ClaudeCodeLog/status/2011988899321589800)  2026-01-16T02:28Z 23.6K followers, 28.2K engagements


"Claude Code 2.1.9 prompt changes: Time-estimate ban broadened beyond planning tasks Diff: Full details below. https://github.com/marckrenn/claude-code-changelog/compare/v2.1.8.v2.1.9 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.8.v2.1.9"  
[X Link](https://x.com/ClaudeCodeLog/status/2011988918300762526)  2026-01-16T02:28Z 22.7K followers, 15K engagements


"1/1: Claude is now explicitly barred from giving any time estimates or duration predictions (including for its own actions) not just during task planning. The prompt adds examples like a few minutes quick fix and 2-3 weeks and reiterates focusing on steps not timing. Diff: https://github.com/marckrenn/claude-code-changelog/compare/v2.1.8.v2.1.9#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L32-R33 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.8.v2.1.9#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L32-R33"  
[X Link](https://x.com/ClaudeCodeLog/status/2011988930682400965)  2026-01-16T02:28Z 23.5K followers, 23.1K engagements


"Claude Code 2.1.11 is out. [--] CLI change no flag changes no major prompt changes. Details in thread"  
[X Link](https://x.com/ClaudeCodeLog/status/2012340273938927723)  2026-01-17T01:44Z 23.5K followers, 44.5K engagements


"Claude Code 2.1.12 is out. [--] CLI change no flag changes no major prompt changes. Details in thread"  
[X Link](https://x.com/ClaudeCodeLog/status/2012563359737024636)  2026-01-17T16:31Z 23.5K followers, 45.2K engagements


"Claude Code 2.1.14 flag changes: Added: tengu_keybinding_customization Removed: sonnet_1m_default sonnet_45_1m_header tengu_prompt_suggestion tengu_teams_usage_limit_notifications Diff: https://github.com/marckrenn/claude-code-changelog/compare/v2.1.12.v2.1.14 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.12.v2.1.14"  
[X Link](https://x.com/ClaudeCodeLog/status/2013779051505180790)  2026-01-21T01:01Z 23.5K followers, 32.8K engagements


"Claude Code 2.1.14 prompt changes: Bash is no longer a persistent shell (except cwd) ExitPlanMode allowedPrompts guidance removed ExitPlanMode adds remoteSessionTitle field GitHub fetching steered to gh CLI via Bash Diff: Full details below. https://github.com/marckrenn/claude-code-changelog/compare/v2.1.12.v2.1.14 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.12.v2.1.14"  
[X Link](https://x.com/ClaudeCodeLog/status/2013779062213226818)  2026-01-21T01:01Z 23.5K followers, 26.8K engagements


"1/4: Claude is now told Bash calls dont preserve shell state between commandsonly the working directory persists. Each call starts fresh (env re-initialized from the users bash/zsh profile) so exports/aliases/functions wont reliably carry over. Diff: https://github.com/marckrenn/claude-code-changelog/compare/v2.1.12.v2.1.14#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L263-R266 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.12.v2.1.14#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L263-R266"  
[X Link](https://x.com/ClaudeCodeLog/status/2013779117473223051)  2026-01-21T01:02Z 23.2K followers, 21.9K engagements


"Claude Code 2.1.15 is out. [--] CLI [--] flag and [--] prompt changes. Details in thread"  
[X Link](https://x.com/ClaudeCodeLog/status/2014097541768359941)  2026-01-21T22:07Z 23.5K followers, 57.6K engagements


"Claude Code CLI 2.1.15 changelog: Added deprecation notification for npm installations - run claude install or see for more options Improved UI rendering performance with React Compiler Fixed the "Context left until auto-compact" warning not disappearing after running /compact Fixed MCP stdio server timeout not killing child process which could cause UI freezes Source: https://github.com/anthropics/claude-code/blob/main/CHANGELOG.md#2115 https://docs.anthropic.com/en/docs/claude-code/getting-started https://docs.anthropic.com/en/docs/claude-code/getting-started"  
[X Link](https://x.com/ClaudeCodeLog/status/2014097551629160886)  2026-01-21T22:07Z 23.5K followers, [----] engagements


"Claude Code 2.1.15 flag changes: Added: ccr_plan_mode_enabled tengu_attribution_header tengu_remote_backend Removed: tengu_ant_attribution_header_new tengu_sumi Diff: https://github.com/marckrenn/claude-code-changelog/compare/v2.1.14.v2.1.15 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.14.v2.1.15"  
[X Link](https://x.com/ClaudeCodeLog/status/2014097561641009246)  2026-01-21T22:07Z 23.1K followers, [----] engagements


"Claude Code 2.1.15 prompt changes: Git commit safety tightened (destructive cmds listed avoid amend/add -A) Diff: Full details below. https://github.com/marckrenn/claude-code-changelog/compare/v2.1.14.v2.1.15 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.14.v2.1.15"  
[X Link](https://x.com/ClaudeCodeLog/status/2014097571271098758)  2026-01-21T22:07Z 23.6K followers, [----] engagements


"1/1: Claudes git commit protocol got stricter: destructive cmds are now explicitly listed (reset --hard clean -f branch -D etc.) and banned unless requested; --amend is discouraged (esp. after hook failure); staging should prefer specific files over git add ./-A to avoid secrets. Diff: https://github.com/marckrenn/claude-code-changelog/compare/v2.1.14.v2.1.15#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L317-R326 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.14.v2.1.15#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L317-R326"  
[X Link](https://x.com/ClaudeCodeLog/status/2014097584529256817)  2026-01-21T22:07Z 24K followers, [----] engagements


"Claude Code CLI 2.1.16 changelog: Added new task management system including new capabilities like dependency tracking VSCode Added native plugin management support VSCode Added ability for OAuth users to browse and resume remote Claude sessions from the Sessions dialog Fixed out-of-memory crashes when resuming sessions with heavy subagent usage Fixed an issue where the "context remaining" warning was not hidden after running /compact Fixed session titles on the resume screen not respecting the user's language setting IDE Fixed a race condition on Windows where the Claude Code sidebar view"  
[X Link](https://x.com/ClaudeCodeLog/status/2014432279246913664)  2026-01-22T20:17Z 23.6K followers, [----] engagements


"Claude Code CLI 2.1.19 changelog: Added env var CLAUDE_CODE_ENABLE_TASKS set to false to keep the old system temporarily Added shorthand $0 $1 etc. for accessing individual arguments in custom commands Fixed crashes on processors without AVX instruction support Fixed dangling Claude Code processes when terminal is closed by catching EIO errors from process.exit() and using SIGKILL as fallback Fixed /rename and /tag not updating the correct session when resuming from a different directory (e.g. git worktrees) Fixed resuming sessions by custom title not working when run from a different"  
[X Link](https://x.com/ClaudeCodeLog/status/2014820714507874785)  2026-01-23T22:01Z 24.5K followers, 14.6K engagements


"1/3: Claude can no longer request plan execution via an ExitPlanMode swarm: the schema drops launchSwarm and teammateCount. Plan approval output now omits built-in multi-agent launch controls focusing on prompts and remote-session details. Diff: https://github.com/marckrenn/claude-code-changelog/compare/v2.1.18.v2.1.19#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L639-R654 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.18.v2.1.19#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L639-R654"  
[X Link](https://x.com/ClaudeCodeLog/status/2014820745818362359)  2026-01-23T22:01Z 24.4K followers, [----] engagements


"Anthropic just released Claude Code 2.0.73 [--] prompt changes no CLI changelog details below"  
[X Link](https://x.com/ClaudeCodeLog/status/2001810905533747417)  2025-12-19T00:24Z 25.4K followers, 58.7K engagements


"Claude Code CLI 2.0.74 changelog: Added LSP (Language Server Protocol) tool for code intelligence features like go-to-definition find references and hover documentation Added /terminal-setup support for Kitty Alacritty Zed and Warp terminals Added ctrl+t shortcut in /theme to toggle syntax highlighting on/off Added syntax highlighting info to theme picker Added guidance for macOS users when Alt shortcuts fail due to terminal configuration Fixed skill allowed-tools not being applied to tools invoked by the skill Fixed Opus [---] tip incorrectly showing when user was already using Opus Fixed a"  
[X Link](https://x.com/ClaudeCodeLog/status/2002142044999803216)  2025-12-19T22:20Z 25.4K followers, 38.7K engagements


"Claude Code 2.1.14 is out. [--] CLI [--] flag and [--] prompt changes. Details in thread"  
[X Link](https://x.com/ClaudeCodeLog/status/2013779031703851488)  2026-01-21T01:01Z 25.5K followers, 313.2K engagements


"Claude Code CLI 2.1.14 changelog: Added history-based autocomplete in bash mode () - type a partial command and press Tab to complete from your bash command history Added search to installed plugins list - type to filter by name or description Added support for pinning plugins to specific git commit SHAs allowing marketplace entries to install exact versions Fixed a regression where the context window blocking limit was calculated too aggressively blocking users at 65% context usage instead of the intended 98% Fixed memory issues that could cause crashes when running parallel subagents Fixed"  
[X Link](https://x.com/ClaudeCodeLog/status/2013779041656938862)  2026-01-21T01:01Z 24.8K followers, 40K engagements


"Claude Code 2.1.16 is out. [--] CLI [--] flag and [--] prompt changes. Details in thread"  
[X Link](https://x.com/ClaudeCodeLog/status/2014432269595775211)  2026-01-22T20:17Z 25.2K followers, 67.2K engagements


"Claude Code 2.1.19 is out. [--] CLI [--] flag and [--] prompt changes. Details in thread"  
[X Link](https://x.com/ClaudeCodeLog/status/2014820704735101138)  2026-01-23T22:01Z 25.8K followers, 85.3K engagements


"2/3: Claude loses the KillShell tool and gains TaskStop. Stopping long-running work is now framed as stopping a background task via task_id (shell_id still accepted but marked deprecated) aligning termination with the broader task system. Diff: https://github.com/marckrenn/claude-code-changelog/compare/v2.1.18.v2.1.19#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L781-R1106 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.18.v2.1.19#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L781-R1106"  
[X Link](https://x.com/ClaudeCodeLog/status/2014820758279577655)  2026-01-23T22:01Z 25.2K followers, [----] engagements


"Claude Code CLI 2.1.20 changelog: Added arrow key history navigation in vim normal mode when cursor cannot move further Added external editor shortcut (Ctrl+G) to the help menu for better discoverability Added PR review status indicator to the prompt footer showing the current branch's PR state (approved changes requested pending or draft) as a colored dot with a clickable link Added support for loading files from additional directories specified via --add-dir flag (requires setting CLAUDE_CODE_ADDITIONAL_DIRECTORIES_CLAUDE_MD=1) Added ability to delete tasks via the TaskUpdate tool Fixed"  
[X Link](https://x.com/ClaudeCodeLog/status/2015962030369390934)  2026-01-27T01:36Z 25.4K followers, 17.7K engagements


"Claude Code 2.1.20 flag changes: Added: tengu_compact_cache_prefix tengu_cork_m4q tengu_keybinding_customization_release tengu_kv7_prompt_sort tengu_marble_kite tengu_plum_vx3 tengu_pr_status_cli tengu_scarf_coffee Removed: hide_overages_option_at_rate_limit_hit prompt_cache_1h_experiment tengu_file_edit_optimization tengu_keybinding_customization tool_use_examples trust_folder_dialog_copy Diff: https://github.com/marckrenn/claude-code-changelog/compare/v2.1.19.v2.1.20 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.19.v2.1.20"  
[X Link](https://x.com/ClaudeCodeLog/status/2015962040116851130)  2026-01-27T01:36Z 25.4K followers, 14.7K engagements


"Claude Code 2.1.20 prompt changes: Security policy narrowed to defensive-only; bans cred harvesting PR creation now requires a short title + summary Task schema dropped allowed_tools parameter Diff: Full details below. https://github.com/marckrenn/claude-code-changelog/compare/v2.1.19.v2.1.20 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.19.v2.1.20"  
[X Link](https://x.com/ClaudeCodeLog/status/2015962049692451189)  2026-01-27T01:36Z 25.4K followers, 11K engagements


"1/3: Claude is now limited to defensive security only: it must refuse creating/modifying code that could be used maliciously and must not help with credential discovery/harvesting (e.g. bulk crawling for SSH keys cookies wallets). Defensive analysis detections and docs remain allowed. Diff: https://github.com/marckrenn/claude-code-changelog/compare/v2.1.19.v2.1.20#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L15-R15 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.19.v2.1.20#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L15-R15"  
[X Link](https://x.com/ClaudeCodeLog/status/2015962061734289635)  2026-01-27T01:36Z 25.6K followers, 10.4K engagements


"2/3: When creating GitHub PRs Claude must now draft both a PR title and summary. The title must be short (under [--] chars) and the details should go in the PR description/body not the titletightening output format expectations for gh pr create workflows. Diff: https://github.com/marckrenn/claude-code-changelog/compare/v2.1.19.v2.1.20#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L370-R364 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.19.v2.1.20#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L370-R364"  
[X Link](https://x.com/ClaudeCodeLog/status/2015962074485055582)  2026-01-27T01:36Z 25.4K followers, [----] engagements


"3/3: Claudes Task tool schema removed the allowed_tools parameter. This eliminates a structured way to request granting specific tools to a spawned agent (and any related approval prompt) pushing Task invocations toward the fixed toolsets defined by subagent_type. Diff: https://github.com/marckrenn/claude-code-changelog/compare/v2.1.19.v2.1.20#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L1026-L1032 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.19.v2.1.20#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L1026-L1032"  
[X Link](https://x.com/ClaudeCodeLog/status/2015962087189578147)  2026-01-27T01:36Z 25.4K followers, [----] engagements


"Claude Code CLI 2.1.21 changelog: Added support for full-width (zenkaku) number input from Japanese IME in option selection prompts Fixed shell completion cache files being truncated on exit Fixed API errors when resuming sessions that were interrupted during tool execution Fixed auto-compact triggering too early on models with large output token limits Fixed task IDs potentially being reused after deletion Fixed file search not working in VS Code extension on Windows Improved read/search progress indicators to show "Reading" while in progress and "Read" when complete Improved Claude to"  
[X Link](https://x.com/ClaudeCodeLog/status/2016339507402957003)  2026-01-28T02:36Z 25.3K followers, 14K engagements


"Claude Code 2.1.22 is out. [--] CLI change no flag changes no major prompt changes. Details in thread"  
[X Link](https://x.com/ClaudeCodeLog/status/2016408289483915368)  2026-01-28T07:09Z 25.8K followers, 22K engagements


"Claude Code CLI 2.1.22 changelog: Fixed structured outputs for non-interactive (-p) mode Source: https://github.com/anthropics/claude-code/blob/main/CHANGELOG.md#2122 https://github.com/anthropics/claude-code/blob/main/CHANGELOG.md#2122"  
[X Link](https://x.com/ClaudeCodeLog/status/2016408298887540746)  2026-01-28T07:09Z 25.7K followers, 11.9K engagements


"Claude Code 2.1.20 is out. [--] CLI [--] flag and [--] prompt changes. Details in thread"  
[X Link](https://x.com/ClaudeCodeLog/status/2015962020374249960)  2026-01-27T01:36Z 27.4K followers, 124.2K engagements


"Claude Code 2.1.21 is out. [--] CLI [--] flag and [--] prompt changes. Details in thread"  
[X Link](https://x.com/ClaudeCodeLog/status/2016339497743527950)  2026-01-28T02:36Z 28.2K followers, 47.8K engagements


"Claude Code 2.1.23 is out. [--] CLI [--] flag and [--] prompt changes. Details in thread"  
[X Link](https://x.com/ClaudeCodeLog/status/2016682395609518223)  2026-01-29T01:18Z 28.2K followers, 74.1K engagements


"Claude Code CLI 2.1.23 changelog: Added customizable spinner verbs setting (spinnerVerbs) Fixed mTLS and proxy connectivity for users behind corporate proxies or using client certificates Fixed per-user temp directory isolation to prevent permission conflicts on shared systems Fixed a race condition that could cause [---] errors when prompt caching scope was enabled Fixed pending async hooks not being cancelled when headless streaming sessions ended Fixed tab completion not updating the input field when accepting a suggestion Fixed ripgrep search timeouts silently returning empty results"  
[X Link](https://x.com/ClaudeCodeLog/status/2016682405529055364)  2026-01-29T01:18Z 28.4K followers, 11.9K engagements


"Claude Code 2.1.23 prompt changes: Security policy now allows authorized testing + stricter misuse limits New user-invocable skill: keybindings-help Skill tool now driven by system-reminders; no guessing slash skills Diff: Full details below. https://github.com/marckrenn/claude-code-changelog/compare/v2.1.22.v2.1.23 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.22.v2.1.23"  
[X Link](https://x.com/ClaudeCodeLog/status/2016682424558563483)  2026-01-29T01:18Z 27.8K followers, 34.5K engagements


"Claude Code 2.1.25 is out. [--] CLI change no flag changes no major prompt changes. Details in thread"  
[X Link](https://x.com/ClaudeCodeLog/status/2016983905778143415)  2026-01-29T21:16Z 28.1K followers, 46K engagements


"Claude Code CLI 2.1.25 changelog: Fixed beta header validation error for gateway users on Bedrock and Vertex ensuring CLAUDE_CODE_DISABLE_EXPERIMENTAL_BETAS=1 avoids the error Source: https://github.com/anthropics/claude-code/blob/main/CHANGELOG.md#2125 https://github.com/anthropics/claude-code/blob/main/CHANGELOG.md#2125"  
[X Link](https://x.com/ClaudeCodeLog/status/2016983915190157617)  2026-01-29T21:16Z 28K followers, [----] engagements


"Claude Code 2.1.27 is out. [--] CLI and [--] flag changes no major prompt changes. Details in thread"  
[X Link](https://x.com/ClaudeCodeLog/status/2017339393132859582)  2026-01-30T20:49Z 28K followers, 31K engagements


"Claude Code CLI 2.1.27 changelog: Added tool call failures and denials to debug logs Fixed context management validation error for gateway users ensuring CLAUDE_CODE_DISABLE_EXPERIMENTAL_BETAS=1 avoids the error Added --from-pr flag to resume sessions linked to a specific GitHub PR number or URL Sessions are now automatically linked to PRs when created via gh pr create Fixed /context command not displaying colored output Fixed status bar duplicating background task indicator when PR status was shown VSCode: Enabled Claude in Chrome integration Permissions now respect content-level ask over"  
[X Link](https://x.com/ClaudeCodeLog/status/2017339402846892217)  2026-01-30T20:49Z 28.1K followers, [----] engagements


"Claude Code 2.1.27 flag changes: Added: tengu_quiet_fern Diff: https://github.com/marckrenn/claude-code-changelog/compare/v2.1.26.v2.1.27 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.26.v2.1.27"  
[X Link](https://x.com/ClaudeCodeLog/status/2017339412468642159)  2026-01-30T20:49Z 27.8K followers, [----] engagements


"hey y'all @marc_krenn here. 25k+ followers you maniacs 😅 I'm working on a major revamp of this bot's code intelligence features: all prompts in CC not just the system prompt new metadata on both package and file level best-effort guesses for what flags actually toggle This is close to a full rewrite. It also requires a beefier server and an actual API budget. Crunching the data for 300+ versions will take a wile but I'm aiming to ship by the end of next week. Want some particular data points to be included in future posts Any other feedback Drop it in the replies. After that: more CC"  
[X Link](https://x.com/ClaudeCodeLog/status/2017615332613960121)  2026-01-31T15:05Z 28.2K followers, 20.5K engagements


"Claude Code 2.1.29 is out. No major prompt changes detected no flag changes no CLI changelog (yet)"  
[X Link](https://x.com/ClaudeCodeLog/status/2017701579772559565)  2026-01-31T20:48Z 28.2K followers, 26.3K engagements


"Claude Code CLI 2.1.29 changelog: Fixed startup performance issues when resuming sessions that have saved_hook_context Source: https://github.com/anthropics/claude-code/blob/main/CHANGELOG.md#2129 https://github.com/anthropics/claude-code/blob/main/CHANGELOG.md#2129"  
[X Link](https://x.com/ClaudeCodeLog/status/2017744568800657664)  2026-01-31T23:39Z 28.2K followers, 19.1K engagements


"Claude Code CLI 2.1.30 changelog: Added pages parameter to the Read tool for PDFs allowing specific page ranges to be read (e.g. pages: "1-5"). Large PDFs (10 pages) now return a lightweight reference when @ mentioned instead of being inlined into context. Added pre-configured OAuth client credentials for MCP servers that don't support Dynamic Client Registration (e.g. Slack). Use --client-id and --client-secret with claude mcp add. Added /debug for Claude to help troubleshoot the current session Added support for additional git log and git show flags in read-only mode (e.g. --topo-order"  
[X Link](https://x.com/ClaudeCodeLog/status/2018749214197416202)  2026-02-03T18:11Z 28.4K followers, 42K engagements


"Claude Code 2.1.30 flag changes: Added: tengu_vinteuil_phrase Diff: https://github.com/marckrenn/claude-code-changelog/compare/v2.1.29.v2.1.30 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.29.v2.1.30"  
[X Link](https://x.com/ClaudeCodeLog/status/2018749223890538917)  2026-02-03T18:11Z 28.4K followers, 37.4K engagements


"Claude Code 2.1.30 prompt changes: Read PDFs: pages required [--] pages; add pages param 20-page cap Diff: Full details below. https://github.com/marckrenn/claude-code-changelog/compare/v2.1.29.v2.1.30 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.29.v2.1.30"  
[X Link](https://x.com/ClaudeCodeLog/status/2018749233520574508)  2026-02-03T18:11Z 28.4K followers, 29K engagements


"Claude Code 2.1.31 is out. [--] CLI [--] flag and [--] prompt changes. Details in thread"  
[X Link](https://x.com/ClaudeCodeLog/status/2018848591465361505)  2026-02-04T00:46Z 28.4K followers, 47.2K engagements


"Claude Code 2.1.32 is out. [--] CLI [--] flag and [--] prompt changes. Details in thread"  
[X Link](https://x.com/ClaudeCodeLog/status/2019490285995065407)  2026-02-05T19:16Z 28.7K followers, 52.1K engagements


"Claude Code CLI 2.1.32 changelog: Claude Opus [---] is now available Added research preview agent teams feature for multi-agent collaboration (token-intensive feature requires setting CLAUDE_CODE_EXPERIMENTAL_AGENT_TEAMS=1) Claude now automatically records and recalls memories as it works Added "Summarize from here" to the message selector allowing partial conversation summarization. Skills defined in .claude/skills/ within additional directories (--add-dir) are now loaded automatically. Fixed @ file completion showing incorrect relative paths when running from a subdirectory Updated --resume"  
[X Link](https://x.com/ClaudeCodeLog/status/2019490296124346505)  2026-02-05T19:16Z 28.5K followers, [----] engagements


"Claude Code 2.1.32 prompt changes: No retry on denied tool calls; adapt or AskUserQuestion Prompt-injection awareness added for tool outputs and tags Risky actions now require confirmation by default Tool policy shifts: dedicated tools first; Explore only for broad work TodoWrite mandate relaxed (no longer 'always') Professional objectivity anti-praise rule removed Deletion policy tightened: delete only when certain it's unused Persistent auto memory added; Claude should read/write memory files Vague requests modify codebase; avoid brute-force retries Model guidance updated to Claude 4.5/4.6"  
[X Link](https://x.com/ClaudeCodeLog/status/2019490316034642327)  2026-02-05T19:16Z 28.5K followers, [----] engagements


"1/11: Claude now treats tool execution as permission-gated: if a tool call is denied it must not repeat the same call. Instead it should adjust the approach and if the denial reason is unclear ask via AskUserQuestion. Diff: https://github.com/marckrenn/claude-code-changelog/compare/v2.1.31.v2.1.32#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1R23-R26 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.31.v2.1.32#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1R23-R26"  
[X Link](https://x.com/ClaudeCodeLog/status/2019490325593575531)  2026-02-05T19:16Z 28.3K followers, [----] engagements


"11/11: The instruction about responding with /help and the GitHub issues feedback URL was relocated from the top of the system prompt into the Doing tasks rules. This changes prominence making Claude less likely to present help/feedback guidance unless already operating in task-execution mode. Diff: https://github.com/marckrenn/claude-code-changelog/compare/v2.1.31.v2.1.32#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L23-R46"  
[X Link](https://x.com/ClaudeCodeLog/status/2019492556057477295)  2026-02-05T19:25Z 28.5K followers, [----] engagements


"Sorry guys for the late post Ugh I fucked it up twice: First my server crashed during screenshot generation and then I told it to post 2.0.31-2.0.32 instead of 2.1.31 - 2.1.32 🙈 immediately running out of API quota 🤡 I hope to fix these kind of issues w/ next bot vers"  
[X Link](https://x.com/ClaudeCodeLog/status/2019493616566009916)  2026-02-05T19:29Z 28.3K followers, [----] engagements


"Claude Code 2.1.33 prompt changes: Agent Teams limitation note removed Diff: Full details below. https://github.com/marckrenn/claude-code-changelog/compare/v2.1.32.v2.1.33 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.32.v2.1.33"  
[X Link](https://x.com/ClaudeCodeLog/status/2019696544354881773)  2026-02-06T08:55Z 28.5K followers, [----] engagements


"1/1: Claude is no longer instructed to disclose that Agent Teams (TeammateTool/SendMessage/spawnTeam) is unavailable only when explicitly asked. This removes a safety/UX guardrail and may change how Claude explains (or fails to explain) agent-to-agent messaging limits. Diff: https://github.com/marckrenn/claude-code-changelog/compare/v2.1.32.v2.1.33#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L943 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.32.v2.1.33#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L943"  
[X Link](https://x.com/ClaudeCodeLog/status/2019696546980270587)  2026-02-06T08:55Z 28.5K followers, [----] engagements


"Claude Code 2.1.34 is out. No major prompt changes detected no flag changes no CLI changelog (yet)"  
[X Link](https://x.com/ClaudeCodeLog/status/2019697458239164473)  2026-02-06T08:59Z 28.5K followers, 21.9K engagements


"Claude Code CLI 2.1.34 changelog: Fixed a crash when agent teams setting changed between renders Fixed a bug where commands excluded from sandboxing (via sandbox.excludedCommands or dangerouslyDisableSandbox) could bypass the Bash ask permission rule when autoAllowBashIfSandboxed was enabled Source: https://github.com/anthropics/claude-code/blob/main/CHANGELOG.md#2134 https://github.com/anthropics/claude-code/blob/main/CHANGELOG.md#2134"  
[X Link](https://x.com/ClaudeCodeLog/status/2019847817590698336)  2026-02-06T18:57Z 28.5K followers, [----] engagements


"Claude Code 2.1.36 prompt changes: Fast mode clarified: /fast keeps Opus [---] only speeds output Diff: Full details below. https://github.com/marckrenn/claude-code-changelog/compare/v2.1.34.v2.1.36 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.34.v2.1.36"  
[X Link](https://x.com/ClaudeCodeLog/status/2020199543086645278)  2026-02-07T18:14Z 28.6K followers, [----] engagements


"Claude Code 2.1.30 is out. [--] CLI [--] flag and [--] prompt changes. Details in thread"  
[X Link](https://x.com/ClaudeCodeLog/status/2018749204126904610)  2026-02-03T18:11Z 28.9K followers, 280.2K engagements


"Claude Code 2.1.34 is out. [--] CLI changes no flag changes no major prompt changes. Details in thread"  
[X Link](https://x.com/ClaudeCodeLog/status/2019847807973155223)  2026-02-06T18:56Z 29K followers, 25.3K engagements


"Claude Code CLI 2.1.36 changelog: Fast mode is now available for Opus [---]. Learn more at Source: https://github.com/anthropics/claude-code/blob/main/CHANGELOG.md#2136 https://code.claude.com/docs/en/fast-mode https://github.com/anthropics/claude-code/blob/main/CHANGELOG.md#2136 https://code.claude.com/docs/en/fast-mode"  
[X Link](https://x.com/ClaudeCodeLog/status/2020199533406302258)  2026-02-07T18:14Z 29.2K followers, [----] engagements


"1/1: Claudes prompt now documents fast mode: toggling /fast is described as faster output while staying on the same Claude Opus [---] model (no model swap). This should change how Claude explains performance differences and avoids claiming /fast uses a different model. Diff: https://github.com/marckrenn/claude-code-changelog/compare/v2.1.34.v2.1.36#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1R112-R114 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.34.v2.1.36#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1R112-R114"  
[X Link](https://x.com/anyuser/status/2020199555942203842)  2026-02-07T18:14Z 29.4K followers, [----] engagements


"How fast mode (research preview) works Fast mode runs the same model with a faster inference configuration. There is no change to intelligence or capabilities. Up to 2.5x higher output tokens per second compared to standard speed Speed benefits are focused on output tokens per second (OTPS) not time to first token (TTFT) Same model weights and behavior (not a different model) Source: https://platform.claude.com/docs/en/build-with-claude/fast-mode https://platform.claude.com/docs/en/build-with-claude/fast-mode"  
[X Link](https://x.com/anyuser/status/2020203680335544572)  2026-02-07T18:31Z 29.4K followers, [----] engagements


"Claude Code CLI 2.1.39 changelog: Improved terminal rendering performance Fixed fatal errors being swallowed instead of displayed Fixed process hanging after session close Fixed character loss at terminal screen boundary Fixed blank lines in verbose transcript view Source: https://github.com/anthropics/claude-code/blob/main/CHANGELOG.md#2139 https://github.com/anthropics/claude-code/blob/main/CHANGELOG.md#2139"  
[X Link](https://x.com/ClaudeCodeLog/status/2021362964461240605)  2026-02-10T23:17Z 29.3K followers, [----] engagements


"Claude Code 2.1.36 is out. [--] CLI and [--] prompt changes no flag changes. Details in thread"  
[X Link](https://x.com/anyuser/status/2020199523998417194)  2026-02-07T18:14Z 29.4K followers, 27.8K engagements


"Claude Code CLI 2.0.32 changelog: Un-deprecate output styles based on community feedback Added companyAnnouncements setting for displaying announcements on startup Fixed hook progress messages not updating correctly during PostToolUse hook execution Source: https://github.com/anthropics/claude-code/blob/main/CHANGELOG.md#2032 https://github.com/anthropics/claude-code/blob/main/CHANGELOG.md#2032"  
[X Link](https://x.com/ClaudeCodeLog/status/2019482638344462341)  2026-02-05T18:45Z 29.4K followers, [----] engagements


"Claude Code 2.0.32 flag changes: Added: tengu_cap_grep_results Removed: tengu_framework_detection_on_file_read tengu_halloween tengu_skip_file_edit_safety_checks Diff: https://github.com/marckrenn/claude-code-changelog/compare/v2.0.31.v2.0.32 https://github.com/marckrenn/claude-code-changelog/compare/v2.0.31.v2.0.32"  
[X Link](https://x.com/ClaudeCodeLog/status/2019482647886467455)  2026-02-05T18:45Z 29.4K followers, [----] engagements


"3/11: Claude now must consider blast radius and reversibility. For destructive hard-to-reverse or shared/visible actions (deletes resets force-push dependency downgrades CI/CD edits PR/issue comments messages) Claude should ask for confirmation unless explicitly authorized. Diff: https://github.com/marckrenn/claude-code-changelog/compare/v2.1.31.v2.1.32#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1R48-R57 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.31.v2.1.32#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1R48-R57"  
[X Link](https://x.com/ClaudeCodeLog/status/2019490345189302538)  2026-02-05T19:16Z 29.4K followers, [----] engagements


"4/11: Claudes tool policy is reshaped: Bash should not be used when dedicated tools exist (Read/Edit/Write/Glob/Grep). Simple directed searches should use Glob/Grep directly; Task(Explore) is reserved for broader exploration only after simple queries fail or when [--] queries are clearly needed. Diff: https://github.com/marckrenn/claude-code-changelog/compare/v2.1.31.v2.1.32#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L107-R73"  
[X Link](https://x.com/ClaudeCodeLog/status/2019490354911658413)  2026-02-05T19:16Z 29.4K followers, [----] engagements


"Claude Code CLI 2.1.37 changelog: Fixed an issue where /fast was not immediately available after enabling /extra-usage Source: https://github.com/anthropics/claude-code/blob/main/CHANGELOG.md#2137 https://github.com/anthropics/claude-code/blob/main/CHANGELOG.md#2137"  
[X Link](https://x.com/anyuser/status/2020215261291295007)  2026-02-07T19:17Z 29.4K followers, [----] engagements


"Claude Code 2.1.38 is out. [--] CLI [--] flag and [--] prompt changes. Details in thread"  
[X Link](https://x.com/anyuser/status/2021026858574176341)  2026-02-10T01:02Z 29.4K followers, 61.7K engagements


"Claude Code 2.1.39 prompt changes: Bash schema drops internal _simulatedSedEdit field Diff: Full details below. https://github.com/marckrenn/claude-code-changelog/compare/v2.1.38.v2.1.39 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.38.v2.1.39"  
[X Link](https://x.com/anyuser/status/2021362974095544745)  2026-02-10T23:17Z 29.4K followers, [----] engagements


"1/1: Claudes Bash tool schema removes the internal _simulatedSedEdit payload (filePath/newContent). Bash calls cant include this precomputed sed preview edit object anymore reducing hidden edit-simulation pathways and pushing edits toward the normal Edit/Write flow. Diff: https://github.com/marckrenn/claude-code-changelog/compare/v2.1.38.v2.1.39#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L390-R399 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.38.v2.1.39#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L390-R399"  
[X Link](https://x.com/anyuser/status/2021362985885728891)  2026-02-10T23:17Z 29.4K followers, [----] engagements


"Claude Code 2.1.41 is out. No major prompt changes detected no flag changes no CLI changelog (yet)"  
[X Link](https://x.com/anyuser/status/2022141171145826389)  2026-02-13T02:49Z 29.4K followers, 26.8K engagements


"Claude Code CLI 2.1.41 changelog: Fixed AWS auth refresh hanging indefinitely by adding a 3-minute timeout Added claude auth login claude auth status and claude auth logout CLI subcommands Added Windows ARM64 (win32-arm64) native binary support Improved /rename to auto-generate session name from conversation context when called without arguments Improved narrow terminal layout for prompt footer Fixed file resolution failing for @-mentions with anchor fragments (e.g. @README.md#installation) Fixed FileReadTool blocking the process on FIFOs /dev/stdin and large files Fixed background task"  
[X Link](https://x.com/anyuser/status/2022191647996416304)  2026-02-13T06:10Z 29.4K followers, 26.5K engagements


"Claude Code 2.1.42 is out. [--] CLI and [--] prompt changes no flag changes. Details in thread"  
[X Link](https://x.com/anyuser/status/2022402066371445128)  2026-02-13T20:06Z 29.4K followers, 45K engagements


"1/2: Claude now receives an explicit currentDate context via a system-reminder (flagged as possibly irrelevant) instead of relying on the Environment sections current date line. This makes date info more prominent but nudges Claude to ignore it unless needed. Diff: https://github.com/marckrenn/claude-code-changelog/compare/v2.1.41.v2.1.42#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1R12-R18 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.41.v2.1.42#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1R12-R18"  
[X Link](https://x.com/anyuser/status/2022402099846303751)  2026-02-13T20:06Z 29.4K followers, [----] engagements


"1/3: Claude now supports authorized security testing CTFs and educational security work (not just defensive). It still refuses harmful use: destructive techniques DoS mass targeting supply chain compromise and malicious detection evasion. Dual-use tools require explicit authorization context. Diff: https://github.com/marckrenn/claude-code-changelog/compare/v2.1.22.v2.1.23#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L15-R20"  
[X Link](https://x.com/ClaudeCodeLog/status/2016682439045710187)  2026-01-29T01:18Z 29.4K followers, 42.2K engagements


"Claude Code 2.1.37 is out. [--] CLI change no flag changes no major prompt changes. Details in thread"  
[X Link](https://x.com/anyuser/status/2020215251862450193)  2026-02-07T19:17Z 29.4K followers, 22K engagements


"Claude Code 2.1.39 is out. [--] CLI and [--] prompt changes no flag changes. Details in thread"  
[X Link](https://x.com/anyuser/status/2021362954864648607)  2026-02-10T23:17Z 29.4K followers, 47.6K engagements


"Claude Code CLI 2.1.42 changelog: Improved startup performance by deferring Zod schema construction Improved prompt cache hit rates by moving date out of system prompt Added one-time Opus [---] effort callout for eligible users Fixed /resume showing interrupt messages as session titles Fixed image dimension limit errors to suggest /compact Source: https://github.com/anthropics/claude-code/blob/main/CHANGELOG.md#2142 https://github.com/anthropics/claude-code/blob/main/CHANGELOG.md#2142"  
[X Link](https://x.com/ClaudeCodeLog/status/2022402076035137788)  2026-02-13T20:06Z 29.4K followers, [----] engagements


"Claude Code 2.1.42 prompt changes: New currentDate context reminder added near top WebSearch year guidance generalized to current month/year Diff: Full details below. https://github.com/marckrenn/claude-code-changelog/compare/v2.1.41.v2.1.42 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.41.v2.1.42"  
[X Link](https://x.com/ClaudeCodeLog/status/2022402085623357787)  2026-02-13T20:06Z 29.4K followers, [----] engagements


"2/2: Claudes WebSearch rule for use the correct year is rewritten: it no longer anchors to an exact date or requires appending a specific year in the example query. Instead it states the current month/year and says to search with the current year not last year. Diff: https://github.com/marckrenn/claude-code-changelog/compare/v2.1.41.v2.1.42#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L1360-R1370 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.41.v2.1.42#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L1360-R1370"  
[X Link](https://x.com/anyuser/status/2022402113691595196)  2026-02-13T20:06Z 29.4K followers, [----] engagements


"Claude Code 2.1.42 is out. [--] CLI and [--] prompt changes no flag changes. Details in thread"  
[X Link](https://x.com/anyuser/status/2022402066371445128)  2026-02-13T20:06Z 29.4K followers, 45K engagements


"1/2: Claude now receives an explicit currentDate context via a system-reminder (flagged as possibly irrelevant) instead of relying on the Environment sections current date line. This makes date info more prominent but nudges Claude to ignore it unless needed. Diff: https://github.com/marckrenn/claude-code-changelog/compare/v2.1.41.v2.1.42#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1R12-R18 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.41.v2.1.42#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1R12-R18"  
[X Link](https://x.com/anyuser/status/2022402099846303751)  2026-02-13T20:06Z 29.4K followers, [----] engagements


"2/2: Claudes WebSearch rule for use the correct year is rewritten: it no longer anchors to an exact date or requires appending a specific year in the example query. Instead it states the current month/year and says to search with the current year not last year. Diff: https://github.com/marckrenn/claude-code-changelog/compare/v2.1.41.v2.1.42#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L1360-R1370 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.41.v2.1.42#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L1360-R1370"  
[X Link](https://x.com/anyuser/status/2022402113691595196)  2026-02-13T20:06Z 29.4K followers, [----] engagements


"Claude Code CLI 2.1.41 changelog: Fixed AWS auth refresh hanging indefinitely by adding a 3-minute timeout Added claude auth login claude auth status and claude auth logout CLI subcommands Added Windows ARM64 (win32-arm64) native binary support Improved /rename to auto-generate session name from conversation context when called without arguments Improved narrow terminal layout for prompt footer Fixed file resolution failing for @-mentions with anchor fragments (e.g. @README.md#installation) Fixed FileReadTool blocking the process on FIFOs /dev/stdin and large files Fixed background task"  
[X Link](https://x.com/anyuser/status/2022191647996416304)  2026-02-13T06:10Z 29.4K followers, 26.5K engagements


"Claude Code 2.1.41 is out. No major prompt changes detected no flag changes no CLI changelog (yet)"  
[X Link](https://x.com/anyuser/status/2022141171145826389)  2026-02-13T02:49Z 29.4K followers, 26.8K engagements


"Claude Code 2.1.39 is out. [--] CLI and [--] prompt changes no flag changes. Details in thread"  
[X Link](https://x.com/anyuser/status/2021362954864648607)  2026-02-10T23:17Z 29.4K followers, 47.6K engagements


"Claude Code 2.1.39 prompt changes: Bash schema drops internal _simulatedSedEdit field Diff: Full details below. https://github.com/marckrenn/claude-code-changelog/compare/v2.1.38.v2.1.39 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.38.v2.1.39"  
[X Link](https://x.com/anyuser/status/2021362974095544745)  2026-02-10T23:17Z 29.4K followers, [----] engagements


"1/1: Claudes Bash tool schema removes the internal _simulatedSedEdit payload (filePath/newContent). Bash calls cant include this precomputed sed preview edit object anymore reducing hidden edit-simulation pathways and pushing edits toward the normal Edit/Write flow. Diff: https://github.com/marckrenn/claude-code-changelog/compare/v2.1.38.v2.1.39#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L390-R399 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.38.v2.1.39#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L390-R399"  
[X Link](https://x.com/anyuser/status/2021362985885728891)  2026-02-10T23:17Z 29.4K followers, [----] engagements


"Claude Code 2.1.38 is out. [--] CLI [--] flag and [--] prompt changes. Details in thread"  
[X Link](https://x.com/anyuser/status/2021026858574176341)  2026-02-10T01:02Z 29.4K followers, 61.7K engagements


"1/2: Claudes auto-memory guidance is upgraded from generic record learnings to explicit rules: save only stable cross-session patterns architecture preferences and recurring fixes; avoid session-specific state unverified notes and anything duplicating/contradicting Also adds remember/forget handling. Diff: https://github.com/marckrenn/claude-code-changelog/compare/v2.1.37.v2.1.38#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L80-R112 http://CLAUDE.md"  
[X Link](https://x.com/anyuser/status/2021026900261454302)  2026-02-10T01:02Z 29.4K followers, [----] engagements


"2/2: Claudes Task tool examples now close the example_agent_descriptions block correctly (was a mismatched closing tag) and fix the greeting-responder description wording. This makes the example structure clearer and less error-prone for Claude to follow. Diff: https://github.com/marckrenn/claude-code-changelog/compare/v2.1.37.v2.1.38#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L914-R933 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.37.v2.1.38#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1L914-R933"  
[X Link](https://x.com/anyuser/status/2021026913284751655)  2026-02-10T01:02Z 29.4K followers, [----] engagements


"Claude Code 2.1.37 is out. [--] CLI change no flag changes no major prompt changes. Details in thread"  
[X Link](https://x.com/anyuser/status/2020215251862450193)  2026-02-07T19:17Z 29.4K followers, 22K engagements


"Claude Code CLI 2.1.37 changelog: Fixed an issue where /fast was not immediately available after enabling /extra-usage Source: https://github.com/anthropics/claude-code/blob/main/CHANGELOG.md#2137 https://github.com/anthropics/claude-code/blob/main/CHANGELOG.md#2137"  
[X Link](https://x.com/anyuser/status/2020215261291295007)  2026-02-07T19:17Z 29.4K followers, [----] engagements


"Claude Code 2.1.36 is out. [--] CLI and [--] prompt changes no flag changes. Details in thread"  
[X Link](https://x.com/anyuser/status/2020199523998417194)  2026-02-07T18:14Z 29.4K followers, 27.8K engagements


"1/1: Claudes prompt now documents fast mode: toggling /fast is described as faster output while staying on the same Claude Opus [---] model (no model swap). This should change how Claude explains performance differences and avoids claiming /fast uses a different model. Diff: https://github.com/marckrenn/claude-code-changelog/compare/v2.1.34.v2.1.36#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1R112-R114 https://github.com/marckrenn/claude-code-changelog/compare/v2.1.34.v2.1.36#diff-b0a16d13c25d701124251a8943c92de0ff67deacae73de1e83107722f5e5d7f1R112-R114"  
[X Link](https://x.com/anyuser/status/2020199555942203842)  2026-02-07T18:14Z 29.4K followers, [----] engagements


"How fast mode (research preview) works Fast mode runs the same model with a faster inference configuration. There is no change to intelligence or capabilities. Up to 2.5x higher output tokens per second compared to standard speed Speed benefits are focused on output tokens per second (OTPS) not time to first token (TTFT) Same model weights and behavior (not a different model) Source: https://platform.claude.com/docs/en/build-with-claude/fast-mode https://platform.claude.com/docs/en/build-with-claude/fast-mode"  
[X Link](https://x.com/anyuser/status/2020203680335544572)  2026-02-07T18:31Z 29.4K followers, [----] engagements

Limited data mode. Full metrics available with subscription: lunarcrush.com/pricing