# ![@MarcKlingen Avatar](https://lunarcrush.com/gi/w:26/cr:twitter::3267371316.png) @MarcKlingen Marc Klingen

Marc Klingen posts on X about llm, ai, we are, docs the most. They currently have [-----] followers and [---] posts still getting attention that total [-----] engagements in the last [--] hours.

### Engagements: [-----] [#](/creator/twitter::3267371316/interactions)
![Engagements Line Chart](https://lunarcrush.com/gi/w:600/cr:twitter::3267371316/c:line/m:interactions.svg)

- [--] Week [-----] +1,052%
- [--] Month [------] +143%
- [--] Months [-------] -78%
- [--] Year [-------] +313%

### Mentions: [--] [#](/creator/twitter::3267371316/posts_active)
![Mentions Line Chart](https://lunarcrush.com/gi/w:600/cr:twitter::3267371316/c:line/m:posts_active.svg)

- [--] Week [--] +400%
- [--] Month [--] +450%
- [--] Months [--] -47%
- [--] Year [---] +70%

### Followers: [-----] [#](/creator/twitter::3267371316/followers)
![Followers Line Chart](https://lunarcrush.com/gi/w:600/cr:twitter::3267371316/c:line/m:followers.svg)

- [--] Week [-----] +0.42%
- [--] Month [-----] +5.30%
- [--] Months [-----] +25%
- [--] Year [-----] +110%

### CreatorRank: [-------] [#](/creator/twitter::3267371316/influencer_rank)
![CreatorRank Line Chart](https://lunarcrush.com/gi/w:600/cr:twitter::3267371316/c:line/m:influencer_rank.svg)

### Social Influence

**Social category influence**
[technology brands](/list/technology-brands)  [social networks](/list/social-networks)  [stocks](/list/stocks)  [finance](/list/finance)  [vc firms](/list/vc-firms)  [cryptocurrencies](/list/cryptocurrencies)  [countries](/list/countries)  [travel destinations](/list/travel-destinations) 

**Social topic influence**
[llm](/topic/llm), [ai](/topic/ai), [we are](/topic/we-are), [docs](/topic/docs), [open ai](/topic/open-ai), [if you](/topic/if-you), [prompt](/topic/prompt), [slack](/topic/slack), [vercel](/topic/vercel), [github](/topic/github)

**Top accounts mentioned or mentioned by**
[@langfuse](/creator/undefined) [@ycombinator](/creator/undefined) [@rawert](/creator/undefined) [@maxdeichmann](/creator/undefined) [@n8nio](/creator/undefined) [@vercel](/creator/undefined) [@lgrammel](/creator/undefined) [@hassiebpakzad](/creator/undefined) [@hamelhusain](/creator/undefined) [@producthunt](/creator/undefined) [@clickhousedb](/creator/undefined) [@jeremyphoward](/creator/undefined) [@dominikkoch](/creator/undefined) [@openai](/creator/undefined) [@supabase](/creator/undefined) [@gustaf](/creator/undefined) [@posthog](/creator/undefined) [@marliessophie](/creator/undefined) [@difyai](/creator/undefined) [@github](/creator/undefined)

**Top assets mentioned**
[Cloudflare, Inc. (NET)](/topic/cloudflare) [Alphabet Inc Class A (GOOGL)](/topic/$googl) [Braintrust (BTRST)](/topic/braintrust) [Microsoft Corp. (MSFT)](/topic/microsoft) [BETA Technologies, Inc. (BETA)](/topic/beta) [Fetch (FET)](/topic/fetch)
### Top Social Posts
Top posts by engagements in the last [--] hours

"Proud to launch 🪢 @langfuse today open-source product analytics for LLM apps We help teams building with LLMs turn production data into insight. Quick overview: 1/x Congrats on the launch @rawert @marcklingen & @maxdeichmann @Langfuse (YC W23) is building open-source product analytics for LLM apps helping companies to track and analyze the quality cost and latency of LLMs chains & agents in granular detail. https://t.co/0o12CjAOmt https://t.co/pHnPN5FDvO Congrats on the launch @rawert @marcklingen & @maxdeichmann @Langfuse (YC W23) is building open-source product analytics for LLM apps"  
[X Link](https://x.com/anyuser/status/1681687868534652928)  2023-07-19T15:30Z [----] followers, [----] engagements


"Fun Sunday project: added a Q&A chatbot to the @langfuse docs (all open-source) @OpenAI embeddings & streaming @vercel AI SDK & UI components @supabase (pgvector): vector db @github: embedding cron job for .mdx docs @langfuse: tracing monitoring and user feedback"  
[X Link](https://x.com/anyuser/status/1686121673353797632)  2023-07-31T21:08Z [----] followers, [----] engagements


"🚢 Team is on a roll excited to share what we've shipped to @langfuse (open-source) in July: New Trace UI Human-in-the-lop eval User-level reports Langchain integration Improved SDKs Automated token counts Details/screenshots 🧵"  
[X Link](https://x.com/MarcKlingen/status/1687153163332173838)  2023-08-03T17:27Z [---] followers, [---] engagements


"👥 User-level Reporting Understand how costs quality and usage differs between users. Investigate quality issues of single users or what has caused high usage. Next week we ship a public API to integrate user-level token usage with e.g. your billing system or app"  
[X Link](https://x.com/MarcKlingen/status/1687153170135339008)  2023-08-03T22:01Z [---] followers, [--] engagements


"It is launch day again excited to share Langfuse with more users. Help us get to #1 🚀 cc @maxdeichmann @rawert We are live on Product Hunt today 🔥 https://t.co/xmmNhXSnyP https://t.co/i7TNrCKiyG We are live on Product Hunt today 🔥 https://t.co/xmmNhXSnyP https://t.co/i7TNrCKiyG"  
[X Link](https://x.com/anyuser/status/1693187744128799128)  2023-08-20T09:06Z [----] followers, [----] engagements


"After years reading HN curios what the community thinks about @langfuse 👀 front page rn"  
[X Link](https://x.com/anyuser/status/1696590163890118743)  2023-08-29T18:26Z [----] followers, [----] engagements


"Excited for this. One of the most requested features of teams running on Langchain. We now also support Langchain on JS/TS 🚀"  
[X Link](https://x.com/MarcKlingen/status/1697255130838786170)  2023-08-31T14:28Z [---] followers, [---] engagements


"Today's @ycombinator demo day 🧡 It's been a journey that changed the trajectory of the team still can't believe that @gustaf selected us 🙏 Great job everyone presenting 👏 and thanks to @rawert who captured the moment"  
[X Link](https://x.com/anyuser/status/1699540133240852948)  2023-09-06T21:48Z [----] followers, [----] engagements


"Currently in beta compatible with Python & JS/TS SDK dm if you want access today Get started with Python cookbook"  
[X Link](https://x.com/MarcKlingen/status/1710461188231020799)  2023-10-07T01:05Z [---] followers, [--] engagements


"🚦 Model-based evaluations Using the Python SDK you can now run any model-based eval on data in Langfuse (both production & experiments based on datasets). Use e.g. OpenAI eval Langchain Evaluation Langkit Ragas End-to-end cookbook in docs"  
[X Link](https://x.com/MarcKlingen/status/1710461190118215695)  2023-10-07T01:05Z [---] followers, [--] engagements


"🌐 Share traces via public link Example:"  
[X Link](https://x.com/MarcKlingen/status/1710461199819870661)  2023-10-07T01:05Z [---] followers, [--] engagements


"💾 Export generations (for fine-tuning) In addition to the GET API you can now directly export generations from the Langfuse UI. Supported formats: CSV JSON OpenAI-JSONL. Capture high-quality production examples (e.g. from a larger model) and export them for fine-tuning"  
[X Link](https://x.com/MarcKlingen/status/1710461202550214881)  2023-10-07T01:05Z [---] followers, [--] engagements


"✨ Friday night project: new changelog for @langfuse Building it and seeing what we've shipped each week feels great http://langfuse.com/changelog http://langfuse.com/changelog"  
[X Link](https://x.com/anyuser/status/1710563083721273769)  2023-10-07T07:49Z [----] followers, [----] engagements


"All open source (in mdx using Next.js &"  
[X Link](https://x.com/MarcKlingen/status/1710563641920286993)  2023-10-07T07:52Z [---] followers, [---] engagements


"Whos built LLM-agent for CSS/Tailwind cleanup I feel like 20% of styles/classes could easily be deleted without any effect as it was just me trying to get an overflow right"  
[X Link](https://x.com/MarcKlingen/status/1710608120140157428)  2023-10-07T10:48Z [---] followers, [---] engagements


"3 weeks in SF: YC reunion first weekend quality time with users Fleet Week on last day. Life's good Until next time 👋"  
[X Link](https://x.com/anyuser/status/1710793141450866795)  2023-10-07T23:04Z [----] followers, [----] engagements


"@alexdanilo99 @crisp_im @langfuse And chatting with you about is a lot of fun. Its cool to see the progress and try each iteration"  
[X Link](https://x.com/MarcKlingen/status/1716563875246604407)  2023-10-23T21:14Z [---] followers, [---] engagements


"The integration is still a bit limited in scope but well expand it to supporting all features of Langfuse soon"  
[X Link](https://x.com/MarcKlingen/status/1716968594381152521)  2023-10-25T00:03Z [---] followers, [---] engagements


"@TheRobHayes Used the tailwind-based UI components by @shadcn can recommend https://langfuse.com/blog/qa-chatbot-for-langfuse-docs https://langfuse.com/blog/qa-chatbot-for-langfuse-docs"  
[X Link](https://x.com/MarcKlingen/status/1719094241496834412)  2023-10-30T20:49Z [----] followers, [---] engagements


"Update to OpenAI integration in @langfuse ✔ Group multiple llm calls into a single trace when they belong to the same invocation ✔ Add scores to evaluate outputs See docs for examples"  
[X Link](https://x.com/MarcKlingen/status/1719186280058109996)  2023-10-31T02:55Z [---] followers, [---] engagements


"Context is the product"  
[X Link](https://x.com/MarcKlingen/status/1721619759920210306)  2023-11-06T20:05Z [---] followers, [----] engagements


"More relevant than ever: The data moat is how you populate the context window. Youd better be really goddamn good at fetching the right data to stuff into that 100k-char window. Because thats the only way to affect the quality of the LLMs output"  
[X Link](https://x.com/MarcKlingen/status/1721660189915430999)  2023-11-06T22:45Z [---] followers, [---] engagements


"I'm super excited to share this news 🎉 Humbled to work with such an amazing community and set of investors to build the leading open source LLM analytics platform on top of our existing observability stack. Weve raised a $4M seed round led by @lightspeedvp and @lafamigliaVC with participation from @ycombinator. https://t.co/9I1xdxtMag https://t.co/iqCAQMZXMI Weve raised a $4M seed round led by @lightspeedvp and @lafamigliaVC with participation from @ycombinator. https://t.co/9I1xdxtMag https://t.co/iqCAQMZXMI"  
[X Link](https://x.com/anyuser/status/1721816768321040448)  2023-11-07T09:08Z [----] followers, 23.6K engagements


"@nixtlainc @Microsoft Congrats @MergenthalerMax 🙌"  
[X Link](https://x.com/MarcKlingen/status/1722399619059974560)  2023-11-08T23:44Z [---] followers, [---] engagements


"@peduarte Raycast is essential for me to stay in flow: clipboard history snippets Raycast AI (native ChatGPT + shortcut-triggered-spellcheck of every email I write)"  
[X Link](https://x.com/MarcKlingen/status/1737649597424816359)  2023-12-21T01:42Z [---] followers, [--] engagements


"OSS Devtool CEO = Chief Docs Officer ✍ Writing great docs takes so much time but is very high leverage and an essential part of the product experience PS: big rewrite of our Python docs incoming (all focused on our new decorators)"  
[X Link](https://x.com/MarcKlingen/status/1768968123711996329)  2024-03-16T11:50Z [---] followers, [---] engagements


"preview of a @langfuse @observe() trace including our openai langchain and llamaindex integration can't wait to launch this biggest improvement to our DX yet"  
[X Link](https://x.com/anyuser/status/1770089733898592624)  2024-03-19T14:07Z [----] followers, [----] engagements


"All new ✨ Langfuse = "OSS LLM Engineering Platform" Platform = suite of tools integrated with Langfuse tracing Open source and we ship fast Integrations with Langchain LlamaIndex OpenAI SDK Python & TS SDKs Repo: https://github.com/langfuse/langfuse-docs http://langfuse.com https://github.com/langfuse/langfuse-docs http://langfuse.com"  
[X Link](https://x.com/anyuser/status/1770504360503509223)  2024-03-20T17:35Z [----] followers, [----] engagements


"Last 24h - Model drops/updates by OpenAI Google Mistral - Midwit meme/roast drop by PG"  
[X Link](https://x.com/MarcKlingen/status/1777973757367226715)  2024-04-10T08:15Z [---] followers, [---] engagements


"@MarcLaventure Uh wow ty 🙏 I need to check who lucky number [----] was"  
[X Link](https://x.com/MarcKlingen/status/1782882152276742426)  2024-04-23T21:20Z [---] followers, [--] engagements


"@MarcLaventure @MarcLaventure you were right there at [----] and helped Geoff to be [----] Can't find the right @ geoffscott on x though to say thank you reached out via LinkedIn"  
[X Link](https://x.com/MarcKlingen/status/1782887257889788200)  2024-04-23T21:40Z [---] followers, [---] engagements


"Tailwind container queries for nicely responsive components across contexts 😱 https://github.com/tailwindlabs/tailwindcss-container-queries https://github.com/tailwindlabs/tailwindcss-container-queries"  
[X Link](https://x.com/MarcKlingen/status/1788727614854602899)  2024-05-10T00:27Z [---] followers, [---] engagements


"Looking forward to @posthog replacing our Airbyte/Bigquery setup one day Missing: pivot tables managed ETL Absolutely in love with @posthog especially with their new "Data Warehouse" feature. Allows me to import ANY data. I'm now important Google Ads costs Replicate GPU costs and revenue info from Stripe. Which enables me to make a real-time P&L dashboard. https://t.co/tHy4faJ3oN Absolutely in love with @posthog especially with their new "Data Warehouse" feature. Allows me to import ANY data. I'm now important Google Ads costs Replicate GPU costs and revenue info from Stripe. Which enables me"  
[X Link](https://x.com/MarcKlingen/status/1788891056454402493)  2024-05-10T11:17Z [---] followers, [----] engagements


".@AirbyteHQ is so underappreciated -- in addition to prebuilt connectors their "connector builder" makes it so easy to fetch any api on cron schedule and append to bigquery table"  
[X Link](https://x.com/MarcKlingen/status/1797264887527153837)  2024-06-02T13:51Z [---] followers, [---] engagements


"brb selling @langfuse giftcards"  
[X Link](https://x.com/MarcKlingen/status/1797966234224652500)  2024-06-04T12:18Z [---] followers, [---] engagements


"@langfuse Guess we can just call them annual spend commitment or prepaid usage credits"  
[X Link](https://x.com/MarcKlingen/status/1797966997470556361)  2024-06-04T12:21Z [---] followers, [---] engagements


"@maverickdotdev is restarting the TS server enough in your case way faster but seems to only fix it in 50% of the time"  
[X Link](https://x.com/MarcKlingen/status/1803049090596348016)  2024-06-18T12:56Z [---] followers, [--] engagements


"We made self-hosting a big priority early on I love to see that @porterdotrun cuts down the effort to self-host @langfuse even more -- I set up a production-grade cluster of Langfuse yesterday in [--] minutes in our porter account. Thanks team porter 📊New Add-on:@langfuse(YC W23) which provides product analytics for LLM apps is now available as an add-on 🤑Spot Instances: When selecting node groups to deploy onto on AWS spot instances are now an option (including GPU instance types). https://t.co/JOPxbOLxkL 📊New Add-on:@langfuse(YC W23) which provides product analytics for LLM apps is now"  
[X Link](https://x.com/MarcKlingen/status/1824146796416995585)  2024-08-15T18:11Z [----] followers, [---] engagements


"@PierreTermier2 @rawert @langfuse The session will be recorded. Roughly 9pm CET seems to work well for many timezones (especially PST). Well also record the session and share a link to the recording on discord"  
[X Link](https://x.com/MarcKlingen/status/1835759773452792177)  2024-09-16T19:16Z [----] followers, [--] engagements


"🎉 Celebrating Open Source @langfuse is participating in @hacktoberfest and we're inviting you to contribute to various challenges such as implementing SDK features improving UI/UX adding support for new APIs enhancing security and creating example notebooks. 🏷 We've labeled relevant issues as hacktoberfest in our GitHub repository. These issues are suitable for both newcomers and seasoned contributors. 🎁 Contributors with = [--] accepted PRs will receive a pack of our new Langfuse stickers and get a chance to win a Langfuse t-shirt. Happy coding"  
[X Link](https://x.com/MarcKlingen/status/1841480771275506029)  2024-10-02T14:10Z [----] followers, [---] engagements


"@langfuse @hacktoberfest 🔗 Hacktoberfest GitHub Issues: https://github.com/langfuse/langfuse/issues/3548 https://github.com/langfuse/langfuse/issues/3548"  
[X Link](https://x.com/MarcKlingen/status/1841480772907065570)  2024-10-02T14:10Z [----] followers, [---] engagements


"Appreciation post while reviewing what we've achieved in October - [----] GitHub Stars - [-------] monthly SDK installs - Huge pipeline of startups tech companies and enterprises - By far the most motivated and brilliant team I've ever worked with Thank you and happy Saturday"  
[X Link](https://x.com/anyuser/status/1852757126419980703)  2024-11-02T16:58Z [----] followers, [----] engagements


"@Stepanogil yes most likely in November: - apply evaluators to datasets - UI improvements to make it easier to customize and improve evaluators anything else you are interested in"  
[X Link](https://x.com/MarcKlingen/status/1852780781376012416)  2024-11-02T18:32Z [----] followers, [--] engagements


"@rakyll Impressed by the NotebookLM launch and how scrappy a lot of it is while being really good at the same time"  
[X Link](https://x.com/MarcKlingen/status/1852830500102263073)  2024-11-02T21:49Z [----] followers, [---] engagements


"The new @crisp_im UI update looks really nice I continue to recommend Crisp (as an alternative to Intercom etc) it is such a no-brainer and great value while having open APIs configurability slack integration and supports anon-signed-in transitions across subdomains"  
[X Link](https://x.com/MarcKlingen/status/1853120155586302250)  2024-11-03T17:00Z [----] followers, [----] engagements


"LLM application traces from the @vercel AI SDK can now be linked to prompts from @langfuse prompt management This allows you to: - do eval-based A/B experiments - track average cost / prompt - analyze the volume / prompt. Thanks again @lgrammel for the superb AI SDK DX @langfuse Prompt management for your @vercel AI SDK App 🚢 With Langfuse prompt management your prompts benefit from - versioning (clear history with what changed) - labeling (serve different prompts in dev vs prod) - ability for rapid iterations - 100% availability in prod https://t.co/HQJwrsBlcu @langfuse Prompt management"  
[X Link](https://x.com/MarcKlingen/status/1853500473392648405)  2024-11-04T18:12Z [----] followers, [----] engagements


"@_overment @langfuse Great to hear feel free to share any feature requests/ideas or feedback via GitHub discussions or DMs"  
[X Link](https://x.com/MarcKlingen/status/1854914043678511189)  2024-11-08T15:49Z [----] followers, [--] engagements


"always fun to meet people who work in larger enterprises where it is not common at all to use copilot or cursor this is all still so early on a macro level"  
[X Link](https://x.com/MarcKlingen/status/1856129678739648744)  2024-11-12T00:19Z [----] followers, [---] engagements


"@Stepanogil Happy to help here. Can we move this to GitHub discussions https://langfuse.com/gh-support https://langfuse.com/gh-support"  
[X Link](https://x.com/MarcKlingen/status/1856331209913090358)  2024-11-12T13:40Z [----] followers, [--] engagements


"T-3 Days Until @langfuse Launch Week #2 Stay tuned for an entire week of exciting new feature launches. 📅 To see the new features live in action join our virtual Langfuse town hall on Wednesday Nov 20th [----] at 10am PT / 7pm CET. 🔗 https://lu.ma/c7zsbc3b https://lu.ma/c7zsbc3b"  
[X Link](https://x.com/MarcKlingen/status/1857091135983780039)  2024-11-14T16:00Z [----] followers, [---] engagements


"@langfuse More on our second Launch Week here: http://langfuse.com/launch http://langfuse.com/launch"  
[X Link](https://x.com/MarcKlingen/status/1857091138689159292)  2024-11-14T16:00Z [----] followers, [--] engagements


"🚀 First drop of our Launch Week #2: Prompt Management for Vercel AI SDK @Langfuse prompt management now integrates with the @Vercel AI SDK to version and release prompts in Langfuse use them with the AI SDK and track evals/metrics/costs in Langfuse. s/o @hassiebpakzad"  
[X Link](https://x.com/anyuser/status/1858145579789943233)  2024-11-17T13:50Z [----] followers, [----] engagements


"Love the idea of llms.txt by @jeremyphoward / @HamelHusain just added it to the Langfuse docs"  
[X Link](https://x.com/anyuser/status/1858260082431017087)  2024-11-17T21:25Z [----] followers, 11.2K engagements


"@jeremyphoward @HamelHusain Shipped in [--] minutes thanks Cursor ❤ It's not the best llms.txt but one that stays updated via a postbuild script as the documentation changes. Here's the PR in case you want to copy/paste to your docs https://github.com/langfuse/langfuse-docs/pull/984 https://github.com/langfuse/langfuse-docs/pull/984"  
[X Link](https://x.com/MarcKlingen/status/1858260084029100496)  2024-11-17T21:25Z [----] followers, [---] engagements


"@HamelHusain @jeremyphoward Thanks sorry for the misattribution Saw your face in the list of contributors and assumed it was a collab. Anyway love the idea :) Let's see how often this page is fetched and whether it makes sense to maintain a custom llms.txt that summarizes the most important docs pages"  
[X Link](https://x.com/MarcKlingen/status/1858261421420585010)  2024-11-17T21:30Z [----] followers, [---] engagements


"@pranavrajs @jeremyphoward @HamelHusain Agree a good first step would be to add a natural language api reference as part of llms.txt openapi spec is a bit verbose and descriptions are often not good enough. Id assume using the correct endpoint and authenticating correctly is the first hurdle and easier to solve"  
[X Link](https://x.com/MarcKlingen/status/1858296933892456893)  2024-11-17T23:51Z [----] followers, [--] engagements


"@cross_entrippy @AnthropicAI @ellipsis_dev @langfuse @LangChainAI Love to learn from each other by just seeing your moves 🫡 Ellipsis UX on PRs is chefs kiss btw"  
[X Link](https://x.com/MarcKlingen/status/1858313060542292333)  2024-11-18T00:55Z [----] followers, [--] engagements


"@swyx @github @sophiamyang Might start a saasguesser YouTube channel"  
[X Link](https://x.com/MarcKlingen/status/1858687906216305072)  2024-11-19T01:45Z [----] followers, [---] engagements


"@vrcprl @ycombinator @dflieb @garrytan @Xuster @koomen @MaxPrilutskiy Your demo at launch live was awesome Let me know if you get into translation of docs might be interesting for us as we just started adding some foreign language landing pages for Asia"  
[X Link](https://x.com/MarcKlingen/status/1858954186978980037)  2024-11-19T19:23Z [----] followers, [---] engagements


"Day [--] of Launch Week: LLM-as-a-Judge Evaluators for Dataset Experiments As a big theme of this launch week @langfuse helps teams accelerate their development workflows. Langfuse datasets allowed for custom evals from the beginning but getting started is now way easier 👇"  
[X Link](https://x.com/MarcKlingen/status/1858987480411730280)  2024-11-19T21:35Z [----] followers, [---] engagements


"@langfuse How this helps: - Measure the impact of changes before deployment - Identify regressions early - Compare dataset items across different runs using reliable scores - Build stronger conviction in your test datasets by identifying gaps between test and production evals"  
[X Link](https://x.com/MarcKlingen/status/1858987481653215590)  2024-11-19T21:35Z [----] followers, [--] engagements


"@langfuse To get started: [--]. Create a Dataset in Langfuse [--]. Set up the LLM-as-a-judge evaluator and add it to the dataset [--]. Run Experiments on the dataset to test different prompts model configurations or application logic [--]. Compare metrics in Langfuse"  
[X Link](https://x.com/MarcKlingen/status/1858987482542419971)  2024-11-19T21:35Z [----] followers, [--] engagements


"@langfuse 🙏 Kudos to @marliessophie for making this happen Learn more https://langfuse.com/changelog/2024-11-19-llm-as-a-judge-for-datasets https://langfuse.com/changelog/2024-11-19-llm-as-a-judge-for-datasets"  
[X Link](https://x.com/MarcKlingen/status/1858987483494576332)  2024-11-19T21:35Z [----] followers, [--] engagements


"@langfuse @marliessophie Very related check out yesterday's release of dataset experiment side-by-side comparison views https://x.com/MarcKlingen/status/1858539441813410139 Day [--] of @langfuse Launch Week #2: Comparison view for dataset experiments 1) Create a dataset in Langfuse 2) Run experiments against the datasets with custom evaluators 3) Compare the outputs and metrics side-by-side 4) Investigate edge cases via Langfuse tracing https://t.co/rAojLhEdWN https://x.com/MarcKlingen/status/1858539441813410139 Day [--] of @langfuse Launch Week #2: Comparison view for dataset experiments 1) Create"  
[X Link](https://x.com/MarcKlingen/status/1858987484475973659)  2024-11-19T21:35Z [----] followers, [---] engagements


"@fuma_nama seriously tempted to switch to fuma based on your posts I built a ton of features on top of nextra might be a bigger project to make the switch https://langfuse.com/changelog/2024-11-21-all-new-datasets-and-evals-documentation#docs https://langfuse.com/changelog/2024-11-21-all-new-datasets-and-evals-documentation#docs"  
[X Link](https://x.com/MarcKlingen/status/1859616126839247166)  2024-11-21T15:13Z [----] followers, [--] engagements


"Day [--] of @langfuse Launch Week 2: New Docs for Datasets Experimentation and Evals It includes an introduction to all low-level abstractions APIs and many examples. Docs are product. To celebrate launch week we added an overview of many of our docs features. Learn more 👇"  
[X Link](https://x.com/MarcKlingen/status/1859629127160016996)  2024-11-21T16:05Z [----] followers, [----] engagements


"What's New Guidance on Datasets & Evals: Effectively evaluate your LLM applications during development. Introduction to Core Data Models: Get to know datasets experiment runs and scores. End-to-End Examples: Explore common workflows with our Jupyter Notebook examples. Visuals & Explanations: Enjoy more GIFs and interactive elements for an engaging learning experience"  
[X Link](https://x.com/MarcKlingen/status/1859629128472756702)  2024-11-21T16:05Z [----] followers, [--] engagements


"Introducing @langfuse Prompt Experiments move fast on prompts without breaking things We're live on ProductHunt today at the final day of Langfuse Launch Week 2: Watch the demo and support our launch http://langfuse.com/ph http://langfuse.com/ph"  
[X Link](https://x.com/anyuser/status/1859870744982737123)  2024-11-22T08:05Z [----] followers, [----] engagements


"We could not have built @langfuse (OSS LLM Observability Evals Prompt Management) at the speed and team size without @supabase @posthog @clickhouse and @cursor_ai. Langfuse Prompt Experiments is live on http://producthunt.com http://producthunt.com"  
[X Link](https://x.com/MarcKlingen/status/1859960039374557465)  2024-11-22T14:00Z [----] followers, [---] engagements


"🙏 We are #1 Open Source LLMOps Tool. 🚀 We have collected different metrics and are excited to share that @Langfuse is the most used open-source LLMOps product out there"  
[X Link](https://x.com/anyuser/status/1861077401146433962)  2024-11-25T16:00Z [----] followers, [----] engagements


"Tempted to try copilot again in GitHub app - wanted to try whether it can make changes Me asking for change Copilot suggests change and asks whether to create a PR Me confirming Copilot cant create a PR Me :sad:"  
[X Link](https://x.com/MarcKlingen/status/1862326928415268935)  2024-11-29T02:45Z [----] followers, [---] engagements


"24 hours with GitHub merge queues and Im so happy wondering how we made it this far without them Merge when ready Auto-merge"  
[X Link](https://x.com/MarcKlingen/status/1862331164138025266)  2024-11-29T03:02Z [----] followers, [---] engagements


"@fmerian Black Friday for devs was the best description of whats happening this week. Nice to see so many friends launch new features"  
[X Link](https://x.com/MarcKlingen/status/1863962399276929442)  2024-12-03T15:04Z [----] followers, [--] engagements


"Looking forward to this I wanted to extend the local capabilities of @langfuse Datasets for TypeScript for a long time and integrating with Evalite might solve this really well. Happy to chat / collaborate Ive seen teams cache llm calls for tests at a gateway/proxy level to reuse the cache across devs and in CI @LiteLLM is a popular OSS choice Docs: https://docs.litellm.ai/docs/proxy/caching https://docs.litellm.ai/docs/proxy/caching"  
[X Link](https://x.com/MarcKlingen/status/1864128184931000813)  2024-12-04T02:02Z [----] followers, [---] engagements


"same slack connect is the way best way to keep close to many of the teams that go hard on @langfuse and have a ton of feedback / questions that make the product better we have hundreds of slack channels @browserbasehq - and the entire team have push notifications turned on for every single one. it's an amazing way to keep our finger on the pulse and we all appreciate it when someone is grinding on a friday night. https://t.co/7tRUjyLxsy we have hundreds of slack channels @browserbasehq - and the entire team have push notifications turned on for every single one. it's an amazing way to keep"  
[X Link](https://x.com/MarcKlingen/status/1865422965300494714)  2024-12-07T15:47Z [----] followers, [---] engagements


"love the release energy of the team something big to drop today"  
[X Link](https://x.com/anyuser/status/1866071578729128178)  2024-12-09T10:45Z [----] followers, [----] engagements


"how pnpm run release looked like today love the release energy of the team something big to drop today love the release energy of the team something big to drop today"  
[X Link](https://x.com/anyuser/status/1866103654421315612)  2024-12-09T12:52Z [----] followers, [----] engagements


"Read a lot about the release and agree that looping is a really nice touch here ## Looping with Sora I think this might be my favorite one. So simple immediately useful can make wall art. https://t.co/dxjB8qOXr6 ## Looping with Sora I think this might be my favorite one. So simple immediately useful can make wall art. https://t.co/dxjB8qOXr6"  
[X Link](https://x.com/MarcKlingen/status/1866240633892954585)  2024-12-09T21:56Z [----] followers, [---] engagements


"Langfuse v3 is such a big upgrade For today's "Launch HN" @maxdeichmann and Steffen summarized everything that went into this on our blog. I might be biased but I really enjoyed the read as it showcases how reliable and scalable Langfuse v3 is. Blog post 👇"  
[X Link](https://x.com/MarcKlingen/status/1869134819827101740)  2024-12-17T21:37Z [----] followers, [----] engagements


"Otel compatibility is a top request. We consider adding a collector which supports the parts of the semantics that are developed"  
[X Link](https://x.com/MarcKlingen/status/1869138520159433024)  2024-12-17T21:52Z [----] followers, [--] engagements


".@swyx chiming in with thoughts on realtime apis tracking of retries UX for drafting/canvas applications and feedback-based fine-tuning. appreciate it and would love to continue the discussion on GitHub"  
[X Link](https://x.com/MarcKlingen/status/1869139411818189048)  2024-12-17T21:55Z [----] followers, [---] engagements


"Favorite tailwind class text-balance ❤"  
[X Link](https://x.com/MarcKlingen/status/1869184971921146349)  2024-12-18T00:56Z [----] followers, [---] engagements


"🎶 All I want for Christmas are new AGI benchmarks 🎶"  
[X Link](https://x.com/MarcKlingen/status/1870458787623997884)  2024-12-21T13:18Z [----] followers, [---] engagements


"🤗 🤝 🪢 @Langfuse is now available on @HuggingFace Spaces We teamed up with Hugging Face to bring Langfuse to Hugging Face Spaces. This lets you monitor and debug your LLM applications built with Hugging Face models - all in one platform"  
[X Link](https://x.com/anyuser/status/1879460049304645854)  2025-01-15T09:26Z [----] followers, 19.9K engagements


"@langfuse @huggingface - Launch with [--] click on Spaces with persistent storage and built-in OAuth integration - Collect traces on LLM calls data retrieval and tool calls - Version and update prompts without the need for redeployment - Collect Scores perform model and prompt evaluations"  
[X Link](https://x.com/MarcKlingen/status/1879460050466378186)  2025-01-15T09:26Z [----] followers, [---] engagements


"Without Clickhouse running Langfuse at this scale would not be possible. It's great to see our change featured in their newsletter. ⚡ @langfuse shares their fascinating journey of scaling data infrastructure with ClickHouse in our January newsletter. https://t.co/e6TKrAhBf7 We dive deep into their architecture decisions and performance optimizations plus showcase exciting features in [-----] including ⚡ @langfuse shares their fascinating journey of scaling data infrastructure with ClickHouse in our January newsletter. https://t.co/e6TKrAhBf7 We dive deep into their architecture decisions and"  
[X Link](https://x.com/MarcKlingen/status/1879948426139586649)  2025-01-16T17:46Z [----] followers, [---] engagements


"Excited to be speaking at the @AWS GenAI Loft event (Berlin Feb 27) about the role of traceability and evaluationsw in building LLM applications"  
[X Link](https://x.com/MarcKlingen/status/1882806828024651933)  2025-01-24T15:05Z [----] followers, [---] engagements


"stripe notification slack channel new github star slack channel"  
[X Link](https://x.com/MarcKlingen/status/1888648986732413406)  2025-02-09T17:59Z [----] followers, [----] engagements


"created a new repo yesterday cant wait to launch this (probably end of this week)"  
[X Link](https://x.com/MarcKlingen/status/1888678139380761030)  2025-02-09T19:55Z [----] followers, [--] engagements


"We can just fix things. "Act like an owner" is one of my favorite cultural elements of a team Goes well with no rules and lot's of ownership/freedom which leads to high-trust teams that ship a lot You can just fix things. https://t.co/nZpYQz9mXG You can just fix things. https://t.co/nZpYQz9mXG"  
[X Link](https://x.com/MarcKlingen/status/1889408625388691887)  2025-02-11T20:18Z [----] followers, [----] engagements


"Prompt Management in @langfuse is now available via Model Context Protocol. With increasing model capabilities MCP seems like a good abstraction to standardize on tools and shift more decision making power to models/agents. This was a fun hackathon project repo below"  
[X Link](https://x.com/anyuser/status/1890893470543347784)  2025-02-15T22:38Z [----] followers, [----] engagements


"Can't wait to build with this and add lots of new hotkeys this is so cool and actually useful Congrats @raycastapp @thomaspaulmann on the launch team @raycastapp cooked need higher rate limits to actually try all of this https://t.co/8gjTpAtzFA team @raycastapp cooked need higher rate limits to actually try all of this https://t.co/8gjTpAtzFA"  
[X Link](https://x.com/MarcKlingen/status/1894880922639781892)  2025-02-26T22:43Z [----] followers, [----] engagements


"Again congrats on the launch I already created an AI Command but it would be nice if long-running AI commands were managed more effectively. For example they could show as "in-progress" allowing users to revisit them via the Raycast home screen. Currently I have to interrupt my workflow to wait for them to finish (30-90 seconds). Really excited about creating more ai commands now"  
[X Link](https://x.com/MarcKlingen/status/1895059149110571281)  2025-02-27T10:31Z [----] followers, [--] engagements


"📣 We've integrated @Atla_AI's Selene [--] evaluation model into @Langfuse Now you can run LLM-as-a-Judge evaluations using a model purpose-built for evals"  
[X Link](https://x.com/anyuser/status/1904533772957085854)  2025-03-25T14:00Z [----] followers, [----] engagements


"@Atla_AI @langfuse Check out the Atla blog to learn how to set up the Evaluations in Langfuse: https://www.atla-ai.com/post/langfuse-native-integration https://www.atla-ai.com/post/langfuse-native-integration"  
[X Link](https://x.com/MarcKlingen/status/1904533776752845279)  2025-03-25T14:00Z [----] followers, [---] engagements


"@kmotohas Awesome to hear happy to support this. Ping me via firstname@langfuse.com and Ill try to add you to the aws/langfuse slack channel. Thisll make it easier to collaborate"  
[X Link](https://x.com/MarcKlingen/status/1904668072494973347)  2025-03-25T22:53Z [----] followers, [--] engagements


".@langfuse is trending on GitHub again 🤩 👉 Awesome to be in great company next to @firecrawl @n8n_io and @dify_ai (projects that are super popular within the Langfuse community) http://github.com/langfuse/langfuse http://github.com/langfuse/langfuse"  
[X Link](https://x.com/anyuser/status/1905224353215611162)  2025-03-27T11:44Z [----] followers, [----] engagements


"Can't recommend @jesslivingston's podcast enough It's like a big collection of public () on-demand YC batch talks where they go down memory lane and highlight the personal challenges/stories of some of the most successful founders Some episodes I enjoyed recently 👇"  
[X Link](https://x.com/anyuser/status/1906717563423207452)  2025-03-31T14:37Z [----] followers, 66.7K engagements


"Great episode on the history of MCP The Creators of Model Context Protocol with @dsp_ and @jspahrsummers https://t.co/QaSTMayZFn We asked ALL your burning questions: - The Origin Story of MCP - MCP vs OpenAPI - Building Agents with MCP - How many MCPs is too many - Authorization and Trust in MCP Servers - The Creators of Model Context Protocol with @dsp_ and @jspahrsummers https://t.co/QaSTMayZFn We asked ALL your burning questions: - The Origin Story of MCP - MCP vs OpenAPI - Building Agents with MCP - How many MCPs is too many - Authorization and Trust in MCP Servers -"  
[X Link](https://x.com/MarcKlingen/status/1908291734548910203)  2025-04-04T22:52Z [----] followers, [---] engagements


"Thanks @swyx and @FanaHOVA for the continued optimism and intellectual curiosity/openness of the podcast 🙏"  
[X Link](https://x.com/MarcKlingen/status/1908291840937189879)  2025-04-04T22:53Z [----] followers, [---] engagements


"Saw a nice demo by @nik_hoelti and am convinced that ChatGPT/cursor should render a form whenever they ask a couple of follow up questions. Why makes context much better answers are next to questions instead of relying on ordering alone + less mental overhead"  
[X Link](https://x.com/MarcKlingen/status/1913875469985841211)  2025-04-20T08:40Z [----] followers, [---] engagements


"@hassiebpakzad Cool Is there a demo link Interested in how you solved auth/integrating with WhatsApp Did you try the native WhatsApp transcription feature"  
[X Link](https://x.com/MarcKlingen/status/1913907941628952609)  2025-04-20T10:49Z [----] followers, [---] engagements


".@ycombinator is in Munich this Wednesday I'm very confident that this will be worth your time if youre a founder or consider starting a company. Gustaf and YC massively impacted our trajectory Y Combinator is coming to Munich to visit CDTM TUM & LMU on April 23rd. I'm excited to chat with @MarcKlingen from @langfuse (YC W23). I will also share what I learned from working with over [---] startups at @ycombinator and how to choose the right idea to work on. If you are https://t.co/FvcfopGDdE Y Combinator is coming to Munich to visit CDTM TUM & LMU on April 23rd. I'm excited to chat with"  
[X Link](https://x.com/anyuser/status/1914073945353187439)  2025-04-20T21:49Z [----] followers, 51K engagements


"Happy Tuesday @langfuse is trending on GitHub again 🤩 Alongside great other projects @triggerdotdev @sciraai @better_auth (guess I finally need to consider switching from Auth.js to better auth) by @maverickdotdev @bekacru @KinfishT @samejr"  
[X Link](https://x.com/anyuser/status/1914988295475413051)  2025-04-23T10:22Z [----] followers, [----] engagements


"@lgrammel Love the mvp docs to get feedback ahead of release Separating these two makes a lot of sense to me Model message = fixed model-agnostic type Ui message = base type that is meant to be extended"  
[X Link](https://x.com/MarcKlingen/status/1920059349566673320)  2025-05-07T10:13Z [----] followers, [---] engagements


"Via the windsurf acquisition we all just became data labelers for o5 3bn seems like a bargain for the volume of detailed edit data when A-SWE is the next big product thats coming up"  
[X Link](https://x.com/anyuser/status/1920060599591133617)  2025-05-07T10:18Z [----] followers, [----] engagements


"@TheIshanGoswami chat how does exa launch every day"  
[X Link](https://x.com/MarcKlingen/status/1920237655540842833)  2025-05-07T22:01Z [----] followers, [--] engagements


"Voice memo is the best UX for most agent apps All agents that dont support voice are missing out on additional context from non-pro users (who dont use local whisper) Eg Codex/o3+search on mobile with voice input on the go is really nice"  
[X Link](https://x.com/MarcKlingen/status/1924225728482009528)  2025-05-18T22:08Z [----] followers, [---] engagements


"Day [--] of Launch Week #3: Full-Text Search in @Langfuse Query any input/output across every trace and observation. 🕹 Toggle the search bar to Metadata + Full Text to start. s/o @maxdeichmann who added this"  
[X Link](https://x.com/MarcKlingen/status/1924473437277344143)  2025-05-19T14:33Z [----] followers, [----] engagements


"@TseJerome @langfuse Let me know if you have any feedback/questions happy to help"  
[X Link](https://x.com/MarcKlingen/status/1927155538313285641)  2025-05-27T00:10Z [----] followers, [--] engagements


"@CollinSchneid Congrats huge release for fam Schneider 🤗"  
[X Link](https://x.com/MarcKlingen/status/1928217387599335465)  2025-05-29T22:30Z [----] followers, [--] engagements


"Considering buying acoustic panels so we can talk more to cursor Top eng offices will probably look like sales offices soon no way typing is faster than talking for extensive context"  
[X Link](https://x.com/anyuser/status/1928397491508003136)  2025-05-30T10:26Z [----] followers, 16.3K engagements


"Typescript needs notebooks Lots of code examples use Python as notebooks are really nice interactive demos. Ive tried deno notebooks which are surprisingly good. The import syntax is a bit confusing though for non-deno users and they lack a Google Colab equivalent"  
[X Link](https://x.com/MarcKlingen/status/1928582865173852400)  2025-05-30T22:42Z [----] followers, [---] engagements


"Biggest Langfuse update yet: We're open sourcing ALL product features under the MIT license ✅ LLM-as-a-Judge Evaluations ✅ Annotation Queues ✅ Prompt Experiments ✅ Playground ✅ And more. We wrote a bit about why we are making this change on our blog 👇"  
[X Link](https://x.com/anyuser/status/1930263746481414185)  2025-06-04T14:01Z [----] followers, 13.1K engagements


"o3 makes me appreciate - ffmpeg for everything video - matplotlib to create very custom charts - dbt for data transformations no need to memorize or look up the config options no need to use gui wrappers that limit which config options are available"  
[X Link](https://x.com/MarcKlingen/status/1935286004212236586)  2025-06-18T10:38Z [----] followers, [---] engagements


"@MaxMynter @luckenco Try TS :) I started mostly with Python back in undergrad but am happy that Im pretty good at it now applies to TS - type system is great - no context switch and type sharing when touching backend/frontend - less dep conflicts check out posts by @mattpocockuk to get excited"  
[X Link](https://x.com/MarcKlingen/status/1935296193929822556)  2025-06-18T11:19Z [----] followers, [--] engagements


"Agree pandas/numpy/matplotlib ml libs and notebooks are the real Python moat The official Typescript docs by Microsoft are also really nice imo if you are the kind of person that likes to read docs front to back Thx for sharing otel makes tracing when using smolagents really easy"  
[X Link](https://x.com/MarcKlingen/status/1935308344413049073)  2025-06-18T12:07Z [----] followers, [--] engagements


"Great first ship by @nimarblu for everyone who manages hundreds/thousands of prompts in Langfuse When we started Langfuse we did not assume that wed run into this issue (ever) ✌ 🚀 New in @Langfuse: Organize Your Prompts in Folders Put a slash (/) in the prompt name to create a folder. For example folder1/prompt1 will create a folder named folder1 and a prompt named prompt1 inside it. 🔗 Link to docs: https://t.co/PIfs0A5ZPh https://t.co/m5ZvTvSnP0 🚀 New in @Langfuse: Organize Your Prompts in Folders Put a slash (/) in the prompt name to create a folder. For example folder1/prompt1 will"  
[X Link](https://x.com/MarcKlingen/status/1935374941425385620)  2025-06-18T16:31Z [----] followers, [---] engagements


"Fun Sat project to make getting started with Langfuse much easier [--]. Install Langfuse Docs MCP server [--]. Copy/paste multi-step agent prompt to cursor/windsurf/etc [--]. Done I'm impressed by how well it performed when I tried it on some OSS projects Some learnings:"  
[X Link](https://x.com/MarcKlingen/status/1939018057067737164)  2025-06-28T17:48Z [----] followers, [----] engagements


"Last time I built an MCP server the DX was pretty poor. Http/sse transports did not exist and it was fiddly to add the server to Cursor. Now the DX is one-click (deep link) when using Cursor and streamableHttp just works. First Langfuse MCP: https://x.com/MarcKlingen/status/1890893470543347784 Prompt Management in @langfuse is now available via Model Context Protocol. With increasing model capabilities MCP seems like a good abstraction to standardize on tools and shift more decision making power to models/agents. This was a fun hackathon project repo below. https://t.co/cKWDFhVsX2"  
[X Link](https://x.com/MarcKlingen/status/1939018059445948770)  2025-06-28T17:48Z [----] followers, [---] engagements


"Thanks to @inkeep_ai for the rag api which I exposed via the MCP server https://github.com/langfuse/langfuse-docs/blob/main/pages/api/mcp.ts https://github.com/langfuse/langfuse-docs/blob/main/pages/api/mcp.ts"  
[X Link](https://x.com/MarcKlingen/status/1939018060414824562)  2025-06-28T17:48Z [----] followers, [---] engagements


"Walked home from dinner (15 min) Fixed minor ui bug via cursor in slack (merged) Added Posthog tracking to new MCP server via cursor in slack (draft) Drafted new integrations overview docs page via o3-pro+search in ChatGPT (2min voice) Feeling grateful for the llm wrappers 🙏"  
[X Link](https://x.com/anyuser/status/1939106546924867846)  2025-06-28T23:40Z [----] followers, [---] engagements


"@azerkoculu fair navigation was better [--] weeks ago we moved mostly to metabase/dbt to join telemetry/frontend evenets (posthog) with backend data (postgres/clickhouse) piping the source events from posthog to bigquery via their pipelines"  
[X Link](https://x.com/MarcKlingen/status/1939803335491821800)  2025-06-30T21:48Z [----] followers, [--] engagements


"something's missing in @langfuse ping me and I will ship it love that I am back at shipping speed of early days thanks to @cursor_ai 🙏"  
[X Link](https://x.com/MarcKlingen/status/1940049301054660941)  2025-07-01T14:06Z [----] followers, [----] engagements


"@DrJSchulte @langfuse @cursor_ai Thank you All on short term roadmap efforts led by @hassiebpakzad and @nimarblu Support for AI Studio Gemini in tracing or playground/evals Tracing should work today via otel instrumentation (happy to help set this up)"  
[X Link](https://x.com/MarcKlingen/status/1940119831539220914)  2025-07-01T18:46Z [----] followers, [--] engagements


"And it's released npm: @langfuse/n8n-nodes-langfuse github: langfuse/n8n-nodes-langfuse The DX (and docs) of creating a new @n8n_io node is excellent. o3+websearch essentially got it right on the first attempt. Cooking something for the @n8n_io fans https://t.co/emduFAu5Fm Cooking something for the @n8n_io fans https://t.co/emduFAu5Fm"  
[X Link](https://x.com/MarcKlingen/status/1941821322893431287)  2025-07-06T11:27Z [----] followers, [----] engagements


"I need an api for @cursor background agents Want to build - detect simple improvement ideas raised on GitHub discussions - ask follow up questions in case of ambiguity - generate spec (o3+search) - fire off agent and create PR - assign maintainer of specific feature for review"  
[X Link](https://x.com/MarcKlingen/status/1941853141089103974)  2025-07-06T13:34Z [----] followers, [---] engagements


"@aarondelasy @n8n_io See their docs Will share our form once we launch it https://docs.n8n.io/integrations/builtin/core-nodes/n8n-nodes-base.form https://docs.n8n.io/integrations/builtin/core-nodes/n8n-nodes-base.form"  
[X Link](https://x.com/MarcKlingen/status/1942145313541632314)  2025-07-07T08:55Z [----] followers, [--] engagements


"favorite release in a long time I love pivot tables @Langfuse now supports pivot tables in custom dashboards for multi-dimensional data analysis of your LLM applications. Compare metrics analyze features and uncover user patterns. https://t.co/aVTCnzCumx @Langfuse now supports pivot tables in custom dashboards for multi-dimensional data analysis of your LLM applications. Compare metrics analyze features and uncover user patterns. https://t.co/aVTCnzCumx"  
[X Link](https://x.com/MarcKlingen/status/1942693948998443067)  2025-07-08T21:15Z [----] followers, [---] engagements


"@gautham_vijay_ @langfuse @OpenRouterAI Yes. Works in the same way via the Langfuse integration for OpenAI js https://langfuse.com/docs/integrations/openai/js/get-started https://langfuse.com/docs/integrations/openai/js/get-started"  
[X Link](https://x.com/MarcKlingen/status/1943088390359937081)  2025-07-09T23:22Z [----] followers, [--] engagements


"the number of integrations got a bit out of control - creating new integration section for our docs today"  
[X Link](https://x.com/MarcKlingen/status/1943986019268723002)  2025-07-12T10:49Z [----] followers, [---] engagements


"@azerkoculu @ProductHunt Congrats on the launch 🔥"  
[X Link](https://x.com/MarcKlingen/status/1945429320094105656)  2025-07-16T10:24Z [----] followers, [---] engagements


"just landed in SF prepped my agent eval [---] session for the current YC batch during the flight all local as in-flight wifi did not work - langfuse OSS docker compose - qwen3-1.7b via LM Studio so cool that this all works locally and very much airgapped"  
[X Link](https://x.com/anyuser/status/1946311718612668736)  2025-07-18T20:50Z [----] followers, [----] engagements


"Love how I get everyone on the team to be docs-pilled. This is how we scale and compound. Docs is product. Biggest change to Langfuse docs ever is landing this weekend"  
[X Link](https://x.com/anyuser/status/1946700700827681229)  2025-07-19T22:36Z [----] followers, [----] engagements


"fun saturday playing with chatgpt agent mode unreal to let it write specs for all issues in a @linear project while having access to the github repo and websearch"  
[X Link](https://x.com/MarcKlingen/status/1946746536643453230)  2025-07-20T01:38Z [----] followers, [---] engagements


"Talking about evals and voice agents this Wednesday at @Cloudflare in SF Great lineup excited about these talks: @AxelBacklund from @AndonLabs @ShivSakhuja from @AthinaAI @lilyjclifford from @rimelabs @kwindla from @pipecat_ai See you there (July 23; 6-8:30 PM link below)"  
[X Link](https://x.com/MarcKlingen/status/1947390980971212931)  2025-07-21T20:19Z [----] followers, [---] engagements


"@Cloudflare @axelbacklund @andonlabs @shivsakhuja @AthinaAI @lilyjclifford @rimelabs @kwindla @pipecat_ai Sign up here: https://lu.ma/frqm1umn https://lu.ma/frqm1umn"  
[X Link](https://x.com/MarcKlingen/status/1947390983718449651)  2025-07-21T20:19Z [----] followers, [---] engagements


"@aratahikaru5 @kwindla @Cloudflare @langfuse @axelbacklund @andonlabs @shivsakhuja try this link https://lu.ma/frqm1umn https://lu.ma/frqm1umn"  
[X Link](https://x.com/MarcKlingen/status/1947391225298096551)  2025-07-21T20:20Z [----] followers, [--] engagements


"Hoping that I wont screw our SEO by making this huge docs change Added way too many vibe-coded tests that check links (internal compared to prod Sitemap redirects) hoping that Im safe Excited for this to land"  
[X Link](https://x.com/MarcKlingen/status/1947475073029575108)  2025-07-22T01:53Z [----] followers, [----] engagements


"@introsp3ctor You can use Langfuse with any application stack for observability prompt management and evals via the opentelemetry endpoint. Why do you care about the language of the server Typescript hasnt been a bottleneck for us yet"  
[X Link](https://x.com/MarcKlingen/status/1947683244784193992)  2025-07-22T15:40Z [----] followers, [--] engagements


"everyone talks about "forward deployed engineering" seems like a trap as it has a very clear path to revenue when all enterprises want "agents" huge risk of doing lots of custom work that cannot be productized love forward deploying myself though for product research"  
[X Link](https://x.com/anyuser/status/1947687216576401428)  2025-07-22T15:56Z [----] followers, [----] engagements


"Happening in our Berlin office this Thursday Conversation with @lgrammel about all things AI SDK and the AI JS ecosystem Excited to host @lgrammel core maintainer of the AI SDK at Vercel for the first installation of Langfuse Context at our @langfuse Berlin office. Join us to learn more about his journey take on LLM/agent libraries and insights on what's next sign up below https://t.co/8EESWAdFFh Excited to host @lgrammel core maintainer of the AI SDK at Vercel for the first installation of Langfuse Context at our @langfuse Berlin office. Join us to learn more about his journey take on"  
[X Link](https://x.com/anyuser/status/1952039632356430189)  2025-08-03T16:11Z [----] followers, [----] engagements


"psa: +1 (800) CHATGPT on WhatsApp is really nice for flights with bad WiFi"  
[X Link](https://x.com/MarcKlingen/status/1952674775161024806)  2025-08-05T10:15Z [----] followers, [---] engagements


"Much improved DX for all @langfuse JS/TS users: - automated nesting via context managers and the new observe wrapper - otel-based - easy interop with other instrumentation - more performant across the board Huge ship @hassiebpakzad JS SDK is finally on par with our Py DX @Langfuse TypeScript SDK v4 is now out of beta @OpenTelemetry native tracing for JS/TS with drop-in auto-instrumentation (OpenAI LangChain Vercel AI SDK) and modular packages for a lean setup. Cleaner APIs simpler traces faster debugging. https://t.co/mcENu0xTrl @Langfuse TypeScript SDK v4 is now out of beta @OpenTelemetry"  
[X Link](https://x.com/MarcKlingen/status/1965849189264536002)  2025-09-10T18:45Z [----] followers, [---] engagements


"after some downtime getting back to X for the great lock-in this q4"  
[X Link](https://x.com/MarcKlingen/status/1974904653906399384)  2025-10-05T18:28Z [----] followers, [---] engagements


"The "2025 State of AI Dev" report is released featuring the top AI dev tools according to 1250+ builders Awesome to see @langfuse featured alongside @vellum @langchain @llama_index @n8n_io @FlowiseAI @crewAIInc and @VoiceflowHQ"  
[X Link](https://x.com/anyuser/status/1890783647529152718)  2025-02-15T15:22Z [----] followers, [----] engagements


"Slack connect is S-tier customer support and user research wild that we are at [---] 🤯 may need to give @marty_kausas a call https://t.co/xYwbcTqkw4 may need to give @marty_kausas a call https://t.co/xYwbcTqkw4"  
[X Link](https://x.com/MarcKlingen/status/1891870014975639716)  2025-02-18T15:18Z [----] followers, [----] engagements


"The "MCP Inspector" is an impressively well-built testing UI to vibe-check MCP servers thanks @jspahrsummers @anaisbetts et al"  
[X Link](https://x.com/MarcKlingen/status/1891876672787411168)  2025-02-18T15:45Z [----] followers, [---] engagements


"The future is unfolding on a weekly release cadence Deep Research Coding with [---] Sonnet whats next"  
[X Link](https://x.com/MarcKlingen/status/1894219735664877810)  2025-02-25T02:55Z [----] followers, [---] engagements


"were currently making the biggest architecture change since moving all data to OLAP/Clickhouse. very excited about this in order to build way more prod-focused analytics features"  
[X Link](https://x.com/marcklingen/status/1983930610138624333)  2025-10-30T16:14Z [----] followers, [---] engagements


"First day of @Langfuse Launch Week 4: New Filter Sidebar (UI): One-click filtering filter contains and does not contain and save your views. API Filters for Traces and Observations: Pass complex filter objects supporting datetime string number and array filter types"  
[X Link](https://x.com/MarcKlingen/status/1985414836595949848)  2025-11-03T18:32Z [----] followers, [----] engagements


"Today is Day [--] of @Langfuse Launch Week [--] and we're launching features for better team collaboration. You can now use @ Mentions to tag teammates directly on traces prompts or sessions and use Emoji Reactions to quickly acknowledge insights and share feedback"  
[X Link](https://x.com/MarcKlingen/status/1985778731542024366)  2025-11-04T18:38Z [----] followers, [---] engagements


"As part of Launch Week [--] Langfuse now integrates with @mixpanel 🎉 This integration combines Langfuse LLM Traces Evals and Metrics with product analytics events in Mixpanel. Helpful to centralize reporting and correlate product usage and evals. End-to-end demo 👇"  
[X Link](https://x.com/marcklingen/status/1985859034826568088)  2025-11-04T23:57Z [----] followers, [---] engagements


"It's Day [--] of @Langfuse Launch Week and we are adding Score Analytics a simple way to measure and align your evaluators. Quickly answer questions like Is my LLM-as-a-judge actually measuring what I expect and How well does user feedback match our manually annotated data"  
[X Link](https://x.com/MarcKlingen/status/1986862105388077383)  2025-11-07T18:23Z [----] followers, [---] engagements


"Last day of @Langfuse Launch Week. Schema Enforcement: Guarantee a consistent data structure for all dataset items making your experiments reliable. Second Dataset Folders. As your app matures test datasets multiply. Easily organize them in folders"  
[X Link](https://x.com/marcklingen/status/1987236489499988362)  2025-11-08T19:11Z [----] followers, [---] engagements


"@0xPeteru Can you create a GitHub issue for this Would love to have a look"  
[X Link](https://x.com/marcklingen/status/1987658617290637668)  2025-11-09T23:08Z [----] followers, [--] engagements


"SFO-MUC flight yesterday really enjoyed chatgpt in whatsapp experience again to go deep on topics I wanted to learn more about for a long time but did not get to research them a single sequential chat works surprisingly well for this sad that Meta is shutting it down in Jan"  
[X Link](https://x.com/marcklingen/status/1990071166006882706)  2025-11-16T14:55Z [----] followers, [---] engagements


"Thank you for the candid feedback We are investing in our core platform and expanding the core contributor team. Many community members are unaware that we are a company and that contributing to the OSS project can be a full-time job. To address this we added a banner with the best intentions to improve Langfuse for everyone by growing the team. If you have any other feedback on the product and how we can make it better for you please ping me"  
[X Link](https://x.com/marcklingen/status/1990459143501529393)  2025-11-17T16:36Z [----] followers, [----] engagements


"@anaeem152 Satiently improving our UI Im up for it"  
[X Link](https://x.com/marcklingen/status/1990481542720700539)  2025-11-17T18:05Z [----] followers, [--] engagements


"@websla_sh @Christophepas @khanacademy @Samsara @magicpatterns @Merck @TELUS @circlebackai @twilio if someone from the langfuse team gets poached by a banner I am not doing my job @felixkrrr saw this thread and improved the banner (less contrast and more 🐐🐐🐐) looks much better now"  
[X Link](https://x.com/marcklingen/status/1990521020110025103)  2025-11-17T20:42Z [----] followers, [----] engagements


"If you are a daily active user of Langfuse join us and work on it full-time Lots of cool UI/UX eval database and systems problems (billions of processed events 18M SDK installs / month) to solve for a huge OSS community @websla_sh @Christophepas @khanacademy @Samsara @magicpatterns @Merck @TELUS @circlebackai @twilio if someone from the langfuse team gets poached by a banner I am not doing my job @felixkrrr saw this thread and improved the banner (less contrast and more 🐐🐐🐐) looks much better now https://t.co/yh5dfs37qK @websla_sh @Christophepas @khanacademy @Samsara @magicpatterns @Merck"  
[X Link](https://x.com/marcklingen/status/1990531815984017725)  2025-11-17T21:25Z [----] followers, [----] engagements


"@frantzfries Loops leaking usage stats to corp dev teams The plan limit reached emails from loops are a good proxy for growth (Big loops fan here some of the best money we spend)"  
[X Link](https://x.com/marcklingen/status/1990532588956729748)  2025-11-17T21:28Z [----] followers, [---] engagements


"@Teddarific @marliessophie and I worked on our versioning UX today this looks nice did you consider adding all intermediary checkpoints"  
[X Link](https://x.com/marcklingen/status/1990570180670591359)  2025-11-17T23:58Z [----] followers, [---] engagements


"@Christophepas Congrats ui is really nice"  
[X Link](https://x.com/marcklingen/status/1990873914319221182)  2025-11-18T20:05Z [----] followers, [--] engagements


"@marcfdupuis yes most DAUs like to receive a message asking "how can I make product better for you""  
[X Link](https://x.com/marcklingen/status/1991511507985920139)  2025-11-20T14:18Z [----] followers, [---] engagements


"@avixorld Yes. You can use this terraform module for Azure deployments: https://langfuse.com/self-hosting/deployment/azure https://langfuse.com/self-hosting/deployment/azure"  
[X Link](https://x.com/marcklingen/status/1991987108459032849)  2025-11-21T21:48Z [----] followers, [--] engagements


"@darrenjr @langfuse Love it will expose more features via the MCP server soon Any cool story of how you used this or feedback on how we should improve the MCP server"  
[X Link](https://x.com/marcklingen/status/1995970293329014955)  2025-12-02T21:36Z [----] followers, [---] engagements


"@darrenjr @langfuse Ok nice. Need to add this as an agentic onboarding onto Langfuse Added something similar for observability/evals. Now we can lift/shift prompts via MCP server"  
[X Link](https://x.com/marcklingen/status/1996029661609124146)  2025-12-03T01:32Z [----] followers, [--] engagements


"Looping in the @linear on slack is crazy useful - move all eng discussions out of slack - get linear agent to summarize context of a thread create issue for me and directly delegate to cursor - easily reference related issues in slack threads without needing to search myself"  
[X Link](https://x.com/marcklingen/status/1996031292362961193)  2025-12-03T01:38Z [----] followers, [---] engagements


"Teams with S-tier public writing: Anthropic Cloudflare Posthog Stripe Who else"  
[X Link](https://x.com/marcklingen/status/1996673990245380126)  2025-12-04T20:12Z [----] followers, 25.1K engagements


"Weekly model launches keep the free tokens in cursor going to do some rather experimental side-quests Codex CLI with ChatGPT Pro account also great for this"  
[X Link](https://x.com/marcklingen/status/1996683334546870404)  2025-12-04T20:49Z [----] followers, [---] engagements


"@ryanbijoy Unfortunately inperson only"  
[X Link](https://x.com/marcklingen/status/1997282951785259210)  2025-12-06T12:32Z [----] followers, [--] engagements


"just found this great post on "The Engineering-Minded PM" if this is you come join us at Langfuse. All engineers are very product-minded (mostly ex-founders/CTO VPE) and I am now hiring for a first PM to work with the team customers and community https://medium.com/@ryado/the-engineering-minded-product-manager-80f974dc8801 https://medium.com/@ryado/the-engineering-minded-product-manager-80f974dc8801"  
[X Link](https://x.com/marcklingen/status/1998398879398605117)  2025-12-09T14:26Z [----] followers, [---] engagements


"nice touch by @resend"  
[X Link](https://x.com/marcklingen/status/1998824737028583867)  2025-12-10T18:38Z [----] followers, 25.4K engagements


"Love markdown very happy that we use a docs framework for our full website - Make changes from Slack via Cursor - Lots of CI checks to protect SEO (no dead links no removed pages w/o redirects) - Allows us to do large refactors all at once - Learning git for non-eng is doable I migrated cursor.com from a CMS to raw code and Markdown. I had estimated it would take a few weeks but was able to finish the migration in three days with $260 in tokens and hundreds of agents. Here's how I did it + all my my usage stats. https://t.co/QIAOmLsffx I migrated cursor.com from a CMS to raw code and"  
[X Link](https://x.com/marcklingen/status/1999797344078885030)  2025-12-13T11:03Z [----] followers, 11.5K engagements


"@langfuse love this @felixkrrr 30TB/day is my favorite stat next to the growth curve and features that we shipped"  
[X Link](https://x.com/marcklingen/status/2006037130288517525)  2025-12-30T16:18Z [----] followers, [---] engagements


"@julianlehr potential to build a "local airbyte" sync all of my saas state to a virtual filesystem - apple notes - google drive - notion - chrome history - "  
[X Link](https://x.com/marcklingen/status/2011455010144706612)  2026-01-14T15:07Z [----] followers, [---] engagements


"@dflieb @langfuse @ClickHouseDB thank you so much Dave the batch office hours were so essential to make this happen; remember pitching you on a new ai app every week and being excited that it kind of works"  
[X Link](https://x.com/marcklingen/status/2012263677299130546)  2026-01-16T20:40Z [----] followers, [---] engagements


"@MikeShi42 @langfuse @ClickHouseDB Thanks Mike and thanks for taking the time to chat about your experience Super helpful to make a good decision"  
[X Link](https://x.com/marcklingen/status/2012332788406522062)  2026-01-17T01:14Z [----] followers, [--] engagements


"@fragermk @ceo_clickhouse @ClickHouseDB @langfuse Feedback received were on it 🫡"  
[X Link](https://x.com/marcklingen/status/2012539367370219666)  2026-01-17T14:55Z [----] followers, [--] engagements


"Thats why we invest a lot of effort into making great - AWS Azure GCP Terraform - Helm chart - Docker Compose - Works air-gapped if needed - Open source - Multi-tenant - Enterprise Security (SSO etc) included Feedback Open an issue and well fix it http://langfuse.com/self-hosting A lot of later stage tech companies right now https://t.co/aqRxsYTXyZ http://langfuse.com/self-hosting A lot of later stage tech companies right now https://t.co/aqRxsYTXyZ"  
[X Link](https://x.com/marcklingen/status/2014048988446494836)  2026-01-21T18:54Z [----] followers, [----] engagements


"@langfuse joins @ClickHouseDB https://langfuse.com/blog/joining-clickhouse https://langfuse.com/blog/joining-clickhouse"  
[X Link](https://x.com/anyuser/status/2012208748278767880)  2026-01-16T17:02Z [----] followers, 42.9K engagements


"@TheoBlochet @langfuse @inkeep Use the Langfuse MCP server to let Claude code directly use the inkeep rag api. No copy/pasting needed. https://langfuse.com/docs/docs-mcp https://langfuse.com/docs/docs-mcp"  
[X Link](https://x.com/marcklingen/status/2016251763578311006)  2026-01-27T20:47Z [----] followers, [---] engagements


"We need % of global inference tracked/optimized with Langfuse Stripe's new frontpage shows the scope of their ambition. A ticker for percent of global GDP This is not a gimmick. Patrick and John have always thought in these terms. https://t.co/DD0qZPI3vS Stripe's new frontpage shows the scope of their ambition. A ticker for percent of global GDP This is not a gimmick. Patrick and John have always thought in these terms. https://t.co/DD0qZPI3vS"  
[X Link](https://x.com/marcklingen/status/2017177489571725818)  2026-01-30T10:06Z [----] followers, [----] engagements


"@DanielLockyer I see a lot of teams optimizing latency to improve UX Let me know if you have any Langfuse feedback happy to chat about it"  
[X Link](https://x.com/marcklingen/status/2020101168366559430)  2026-02-07T11:43Z [----] followers, [---] engagements


"@annabellschfr do you have a mic setup that you like might just go for the classic plantronics"  
[X Link](https://x.com/marcklingen/status/2021903701343191330)  2026-02-12T11:06Z [----] followers, [---] engagements


"@dominikkoch @langfuse @braintrust @usenotra got experience feel free to reach out if you have questions"  
[X Link](https://x.com/marcklingen/status/2022383766740832374)  2026-02-13T18:53Z [----] followers, [---] engagements


"@dominikkoch @langfuse @braintrust @usenotra Sounds good the docs/guides should be a good starting point and you can reach out via in-app support if you have questions"  
[X Link](https://x.com/marcklingen/status/2022384224058425659)  2026-02-13T18:55Z [----] followers, [--] engagements


"@dominikkoch @langfuse @braintrust @usenotra is also quite helpful when getting started http://Langfuse.com/ask-ai http://Langfuse.com/ask-ai"  
[X Link](https://x.com/marcklingen/status/2022384289091064241)  2026-02-13T18:56Z [----] followers, [--] engagements


"This Valentines were making Agents fall in love with @langfuse 💕: Skills CLI Markdown docs MCP public RAG API for our docs/issues Write up on all the steps we took to enable agents to help you move faster with Langfuse: https://langfuse.com/blog/2026-02-13-will-you-be-my-cli https://langfuse.com/blog/2026-02-13-will-you-be-my-cli"  
[X Link](https://x.com/marcklingen/status/2022751906259447909)  2026-02-14T19:16Z [----] followers, [----] engagements


"🦞🤝 🪢 @langfuse sign-up flow is @openclaw accessible In combination with the new skill you can sign up instrument your application and get results without ever opening the app"  
[X Link](https://x.com/marcklingen/status/2022970447109775708)  2026-02-15T09:45Z [----] followers, [----] engagements


"@steipete @OpenAI @openclaw Congrats"  
[X Link](https://x.com/marcklingen/status/2023292987078590547)  2026-02-16T07:06Z [----] followers, [--] engagements


"We test some of @langfuse v4 (GA soon) on Langfuse Cloud and the feedback is crazy Thankful to work with a team that cares so deeply about pushing these metrics and for having joined the best OLAP db team at @ClickHouseDB At this scale we are effectively a systems/db company"  
[X Link](https://x.com/marcklingen/status/2021675328544862656)  2026-02-11T19:58Z [----] followers, [----] engagements


"enjoying myself a lot with codex app the last two days I like how firing of multiple long-running agents is more controllable with this UI compared to tabs in cursor"  
[X Link](https://x.com/marcklingen/status/2022458890349400161)  2026-02-13T23:52Z [----] followers, [---] engagements


"recording voice memos for chatgpt still has so much alpha; getting so much done recently"  
[X Link](https://x.com/marcklingen/status/2022459254742114505)  2026-02-13T23:53Z [----] followers, [---] engagements


"@robindchnt Speech to text has not worked well for me with Claude/Gemini might need to try it again"  
[X Link](https://x.com/marcklingen/status/2022597585622417586)  2026-02-14T09:03Z [----] followers, [--] engagements


"Whats the best Slack-native OpenClaw for work"  
[X Link](https://x.com/marcklingen/status/2022952634278383998)  2026-02-15T08:34Z [----] followers, [---] engagements


"Gave OpenClaw a github user vercel account and TIL blog which it created last week to: 1) build demo showcasing ClickHouse (create clickhouse cloud account ingest data create new demo repo deploy to vercel) 2) write a TIL blog about it worked https://musicbrainz-clickhouse-stats.vercel.app/ https://musicbrainz-clickhouse-stats.vercel.app/"  
[X Link](https://x.com/marcklingen/status/2023318784644395484)  2026-02-16T08:49Z [----] followers, [---] engagements


"@langfuse joins @ClickHouseDB https://langfuse.com/blog/joining-clickhouse https://langfuse.com/blog/joining-clickhouse"  
[X Link](https://x.com/anyuser/status/2012208748278767880)  2026-01-16T17:02Z [----] followers, 42.9K engagements


"Can't recommend @jesslivingston's podcast enough It's like a big collection of public () on-demand YC batch talks where they go down memory lane and highlight the personal challenges/stories of some of the most successful founders Some episodes I enjoyed recently 👇"  
[X Link](https://x.com/anyuser/status/1906717563423207452)  2025-03-31T14:37Z [----] followers, 66.7K engagements

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