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[@jarredsumner](/creator/twitter/jarredsumner)
"a bug with linker=isolated is blocking the release. Only reproduces on Windows. Hasnt reproduced locally only CI"  
![@jarredsumner Avatar](https://lunarcrush.com/gi/w:16/cr:twitter::2489440172.png) [@jarredsumner](/creator/x/jarredsumner) on [X](/post/tweet/1946190468590833816) 2025-07-18 12:49:00 UTC 124.3K followers, 6445 engagements


"GitHub please dont nerdsnipe us into building BunHub"  
![@jarredsumner Avatar](https://lunarcrush.com/gi/w:16/cr:twitter::2489440172.png) [@jarredsumner](/creator/x/jarredsumner) on [X](/post/tweet/1945963096197222539) 2025-07-17 21:45:31 UTC 124.4K followers, 71.6K engagements


"Youre X inline data: url away from using the entire context window"  
![@jarredsumner Avatar](https://lunarcrush.com/gi/w:16/cr:twitter::2489440172.png) [@jarredsumner](/creator/x/jarredsumner) on [X](/post/tweet/1945604242112446653) 2025-07-16 21:59:33 UTC 124.3K followers, 6935 engagements


"imagine how ridiculous it would seem today to refuse to send email and only send physical mail"  
![@jarredsumner Avatar](https://lunarcrush.com/gi/w:16/cr:twitter::2489440172.png) [@jarredsumner](/creator/x/jarredsumner) on [X](/post/tweet/1946943385618817088) 2025-07-20 14:40:50 UTC 124.3K followers, 4217 engagements


"seeing properly used AI coding tools make junior engineers massively more productive not convinced companies will hire fewer junior engineers going forward. i do think companies will hire fewer engineers who dont use ai tools though"  
![@jarredsumner Avatar](https://lunarcrush.com/gi/w:16/cr:twitter::2489440172.png) [@jarredsumner](/creator/x/jarredsumner) on [X](/post/tweet/1946943383383261384) 2025-07-20 14:40:49 UTC 124.4K followers, 27K engagements


"what does properly used mean does it know how to build & test the code can it do that without you pressing approve each time are errors compact enough to avoid bloating context window did you tell it which files to look at and provide examples in your initial prompt Etc"  
![@jarredsumner Avatar](https://lunarcrush.com/gi/w:16/cr:twitter::2489440172.png) [@jarredsumner](/creator/x/jarredsumner) on [X](/post/tweet/1946945637431603651) 2025-07-20 14:49:47 UTC 124.4K followers, 9453 engagements


"got claude code max subscriptions for all the engineers at bun after looking at my usage"  
![@jarredsumner Avatar](https://lunarcrush.com/gi/w:16/cr:twitter::2489440172.png) [@jarredsumner](/creator/x/jarredsumner) on [X](/post/tweet/1940378429154832881) 2025-07-02 11:54:02 UTC 124.4K followers, 178.2K engagements


"this week were making bun use up to 10x less memory in long-running servers"  
![@jarredsumner Avatar](https://lunarcrush.com/gi/w:16/cr:twitter::2489440172.png) [@jarredsumner](/creator/x/jarredsumner) on [X](/post/tweet/1947334242079568198) 2025-07-21 16:33:57 UTC 124.4K followers, 40.7K engagements


"Ive also seen candidates blindly copy paste from terminal to ChatGPT in their browser and back repeatedly without reading or trying to understand. this is slow and doesnt work very well. It needs direct terminal access and you need to read & understand closely what its doing"  
![@jarredsumner Avatar](https://lunarcrush.com/gi/w:16/cr:twitter::2489440172.png) [@jarredsumner](/creator/x/jarredsumner) on [X](/post/tweet/1946955924637421817) 2025-07-20 15:30:39 UTC 124.4K followers, 7118 engagements


"@jullerino @bunjavascript did the release break anything for you"  
![@jarredsumner Avatar](https://lunarcrush.com/gi/w:16/cr:twitter::2489440172.png) [@jarredsumner](/creator/x/jarredsumner) on [X](/post/tweet/1946587130287050867) 2025-07-19 15:05:12 UTC 124.3K followers, XXX engagements


"Claude Code is now a Bun single-file executable"  
![@jarredsumner Avatar](https://lunarcrush.com/gi/w:16/cr:twitter::2489440172.png) [@jarredsumner](/creator/x/jarredsumner) on [X](/post/tweet/1943492457506697482) 2025-07-11 02:08:04 UTC 124.3K followers, 89.5K engagements


"In the next version of Bun bun test output is more compact when run in ai agents like Claude Code conserving context window"  
![@jarredsumner Avatar](https://lunarcrush.com/gi/w:16/cr:twitter::2489440172.png) [@jarredsumner](/creator/x/jarredsumner) on [X](/post/tweet/1946052520130076694) 2025-07-18 03:40:51 UTC 124.4K followers, 48.6K engagements


"@zeeg this is why I wrote a discord bot to run it on another machine"  
![@jarredsumner Avatar](https://lunarcrush.com/gi/w:16/cr:twitter::2489440172.png) [@jarredsumner](/creator/x/jarredsumner) on [X](/post/tweet/1945640494287262104) 2025-07-17 00:23:36 UTC 124.3K followers, 27.8K engagements


"Ive been somewhat against this but Im coming around to the idea. I also think its really easy for us to add"  
![@jarredsumner Avatar](https://lunarcrush.com/gi/w:16/cr:twitter::2489440172.png) [@jarredsumner](/creator/x/jarredsumner) on [X](/post/tweet/1946572044549661105) 2025-07-19 14:05:15 UTC 124.4K followers, 7423 engagements


"We use this for Redis for file writes and in the next version of Bun for Postgres too"  
![@jarredsumner Avatar](https://lunarcrush.com/gi/w:16/cr:twitter::2489440172.png) [@jarredsumner](/creator/x/jarredsumner) on [X](/post/tweet/1945774505747730523) 2025-07-17 09:16:07 UTC 124.3K followers, 5960 engagements


"The word DevRel is corporate doublespeak for propaganda. Just being really honest is best"  
![@jarredsumner Avatar](https://lunarcrush.com/gi/w:16/cr:twitter::2489440172.png) [@jarredsumner](/creator/x/jarredsumner) on [X](/post/tweet/1945849220495532444) 2025-07-17 14:13:00 UTC 124.4K followers, 35.5K engagements


"claude started hallucinating reporter=verbose after this sometimes and now I wonder if that should be the way to enable verbose output to disable this"  
![@jarredsumner Avatar](https://lunarcrush.com/gi/w:16/cr:twitter::2489440172.png) [@jarredsumner](/creator/x/jarredsumner) on [X](/post/tweet/1947671199598973273) 2025-07-22 14:52:54 UTC 124.4K followers, 16.9K engagements


"In the next version of Bun bun update --interactive helps you select which dependencies to update"  
![@jarredsumner Avatar](https://lunarcrush.com/gi/w:16/cr:twitter::2489440172.png) [@jarredsumner](/creator/x/jarredsumner) on [X](/post/tweet/1941790838922887624) 2025-07-06 09:26:27 UTC 124.3K followers, 138.8K engagements


"Buns deferred task queue improves throughput by batching network activity into fewer send() calls"  
![@jarredsumner Avatar](https://lunarcrush.com/gi/w:16/cr:twitter::2489440172.png) [@jarredsumner](/creator/x/jarredsumner) on [X](/post/tweet/1945774503650566317) 2025-07-17 09:16:07 UTC 124.3K followers, 10.8K engagements


"particularly servers that use lots of async/await involving multithreaded I/o like fs or fetch"  
![@jarredsumner Avatar](https://lunarcrush.com/gi/w:16/cr:twitter::2489440172.png) [@jarredsumner](/creator/x/jarredsumner) on [X](/post/tweet/1947337239824072728) 2025-07-21 16:45:52 UTC 124.4K followers, 9674 engagements


"I think theres a workflow here where you combine code coverage + faker-like data and you have a semi-automated fuzzer that fails if the LLM hardcodes fake data or the LLM fails to properly test code. Still need to experiment with this"  
![@jarredsumner Avatar](https://lunarcrush.com/gi/w:16/cr:twitter::2489440172.png) [@jarredsumner](/creator/x/jarredsumner) on [X](/post/tweet/1944949936447173042) 2025-07-15 02:39:34 UTC 124.3K followers, 53.6K engagements


"@rfxkairu Yeah definitely. But senior engineers too unless theyre about as productive as me before ai tools"  
![@jarredsumner Avatar](https://lunarcrush.com/gi/w:16/cr:twitter::2489440172.png) [@jarredsumner](/creator/x/jarredsumner) on [X](/post/tweet/1946946840341160234) 2025-07-20 14:54:33 UTC 124.3K followers, XXX engagements


"the feedback loop for the agent is also way worse for frontend than backend MCP isnt good enough. HTML/CSS cost too many tokens"  
![@jarredsumner Avatar](https://lunarcrush.com/gi/w:16/cr:twitter::2489440172.png) [@jarredsumner](/creator/x/jarredsumner) on [X](/post/tweet/1945603693740790257) 2025-07-16 21:57:22 UTC 124.3K followers, 20.4K engagements


"my favorite code snippet in bun v1.2 video"  
![@jarredsumner Avatar](https://lunarcrush.com/gi/w:16/cr:twitter::2489440172.png) [@jarredsumner](/creator/x/jarredsumner) on [X](/post/tweet/1881786498707812454) 2025-01-21 19:30:37 UTC 124.3K followers, 221.1K engagements


"the team fixed issues addressing over 1000 👍 reactions this is a big release for bun install"  
![@jarredsumner Avatar](https://lunarcrush.com/gi/w:16/cr:twitter::2489440172.png) [@jarredsumner](/creator/x/jarredsumner) on [X](/post/tweet/1946552955324494084) 2025-07-19 12:49:24 UTC 124.4K followers, 22.2K engagements


"isolated installs is extremely parallelizable. bun install on windows feels about as fast as it does on linux & macOS now"  
![@jarredsumner Avatar](https://lunarcrush.com/gi/w:16/cr:twitter::2489440172.png) [@jarredsumner](/creator/x/jarredsumner) on [X](/post/tweet/1945847778967728636) 2025-07-17 14:07:17 UTC 124.3K followers, 11.4K engagements

[GUEST ACCESS MODE: Data is scrambled or limited to provide examples. Make requests using your API key to unlock full data. Check https://lunarcrush.ai/auth for authentication information.]

@jarredsumner "a bug with linker=isolated is blocking the release. Only reproduces on Windows. Hasnt reproduced locally only CI"
@jarredsumner Avatar @jarredsumner on X 2025-07-18 12:49:00 UTC 124.3K followers, 6445 engagements

"GitHub please dont nerdsnipe us into building BunHub"
@jarredsumner Avatar @jarredsumner on X 2025-07-17 21:45:31 UTC 124.4K followers, 71.6K engagements

"Youre X inline data: url away from using the entire context window"
@jarredsumner Avatar @jarredsumner on X 2025-07-16 21:59:33 UTC 124.3K followers, 6935 engagements

"imagine how ridiculous it would seem today to refuse to send email and only send physical mail"
@jarredsumner Avatar @jarredsumner on X 2025-07-20 14:40:50 UTC 124.3K followers, 4217 engagements

"seeing properly used AI coding tools make junior engineers massively more productive not convinced companies will hire fewer junior engineers going forward. i do think companies will hire fewer engineers who dont use ai tools though"
@jarredsumner Avatar @jarredsumner on X 2025-07-20 14:40:49 UTC 124.4K followers, 27K engagements

"what does properly used mean does it know how to build & test the code can it do that without you pressing approve each time are errors compact enough to avoid bloating context window did you tell it which files to look at and provide examples in your initial prompt Etc"
@jarredsumner Avatar @jarredsumner on X 2025-07-20 14:49:47 UTC 124.4K followers, 9453 engagements

"got claude code max subscriptions for all the engineers at bun after looking at my usage"
@jarredsumner Avatar @jarredsumner on X 2025-07-02 11:54:02 UTC 124.4K followers, 178.2K engagements

"this week were making bun use up to 10x less memory in long-running servers"
@jarredsumner Avatar @jarredsumner on X 2025-07-21 16:33:57 UTC 124.4K followers, 40.7K engagements

"Ive also seen candidates blindly copy paste from terminal to ChatGPT in their browser and back repeatedly without reading or trying to understand. this is slow and doesnt work very well. It needs direct terminal access and you need to read & understand closely what its doing"
@jarredsumner Avatar @jarredsumner on X 2025-07-20 15:30:39 UTC 124.4K followers, 7118 engagements

"@jullerino @bunjavascript did the release break anything for you"
@jarredsumner Avatar @jarredsumner on X 2025-07-19 15:05:12 UTC 124.3K followers, XXX engagements

"Claude Code is now a Bun single-file executable"
@jarredsumner Avatar @jarredsumner on X 2025-07-11 02:08:04 UTC 124.3K followers, 89.5K engagements

"In the next version of Bun bun test output is more compact when run in ai agents like Claude Code conserving context window"
@jarredsumner Avatar @jarredsumner on X 2025-07-18 03:40:51 UTC 124.4K followers, 48.6K engagements

"@zeeg this is why I wrote a discord bot to run it on another machine"
@jarredsumner Avatar @jarredsumner on X 2025-07-17 00:23:36 UTC 124.3K followers, 27.8K engagements

"Ive been somewhat against this but Im coming around to the idea. I also think its really easy for us to add"
@jarredsumner Avatar @jarredsumner on X 2025-07-19 14:05:15 UTC 124.4K followers, 7423 engagements

"We use this for Redis for file writes and in the next version of Bun for Postgres too"
@jarredsumner Avatar @jarredsumner on X 2025-07-17 09:16:07 UTC 124.3K followers, 5960 engagements

"The word DevRel is corporate doublespeak for propaganda. Just being really honest is best"
@jarredsumner Avatar @jarredsumner on X 2025-07-17 14:13:00 UTC 124.4K followers, 35.5K engagements

"claude started hallucinating reporter=verbose after this sometimes and now I wonder if that should be the way to enable verbose output to disable this"
@jarredsumner Avatar @jarredsumner on X 2025-07-22 14:52:54 UTC 124.4K followers, 16.9K engagements

"In the next version of Bun bun update --interactive helps you select which dependencies to update"
@jarredsumner Avatar @jarredsumner on X 2025-07-06 09:26:27 UTC 124.3K followers, 138.8K engagements

"Buns deferred task queue improves throughput by batching network activity into fewer send() calls"
@jarredsumner Avatar @jarredsumner on X 2025-07-17 09:16:07 UTC 124.3K followers, 10.8K engagements

"particularly servers that use lots of async/await involving multithreaded I/o like fs or fetch"
@jarredsumner Avatar @jarredsumner on X 2025-07-21 16:45:52 UTC 124.4K followers, 9674 engagements

"I think theres a workflow here where you combine code coverage + faker-like data and you have a semi-automated fuzzer that fails if the LLM hardcodes fake data or the LLM fails to properly test code. Still need to experiment with this"
@jarredsumner Avatar @jarredsumner on X 2025-07-15 02:39:34 UTC 124.3K followers, 53.6K engagements

"@rfxkairu Yeah definitely. But senior engineers too unless theyre about as productive as me before ai tools"
@jarredsumner Avatar @jarredsumner on X 2025-07-20 14:54:33 UTC 124.3K followers, XXX engagements

"the feedback loop for the agent is also way worse for frontend than backend MCP isnt good enough. HTML/CSS cost too many tokens"
@jarredsumner Avatar @jarredsumner on X 2025-07-16 21:57:22 UTC 124.3K followers, 20.4K engagements

"my favorite code snippet in bun v1.2 video"
@jarredsumner Avatar @jarredsumner on X 2025-01-21 19:30:37 UTC 124.3K followers, 221.1K engagements

"the team fixed issues addressing over 1000 👍 reactions this is a big release for bun install"
@jarredsumner Avatar @jarredsumner on X 2025-07-19 12:49:24 UTC 124.4K followers, 22.2K engagements

"isolated installs is extremely parallelizable. bun install on windows feels about as fast as it does on linux & macOS now"
@jarredsumner Avatar @jarredsumner on X 2025-07-17 14:07:17 UTC 124.3K followers, 11.4K engagements

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/creator/twitter::2489440172/posts