Marc Klingen

Marc Klingen

Co-founder & CEO Langfuse (open source)
356 points
WhatsAppLangfuse
All activity
Marc Klingen
Marc Klingen
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Congrats on the launch! Love audio/realtime experiences
YC Interview Simulator 2.0
YC interview prep - pitch, reflect & improve
Marc Klingen
Langfuse is the #1 open source LLM engineering platform. It helps teams iterate on and improve their LLM applications: LLM tracing, metrics, llm-as-a-judge, evaluations, prompt management, datasets testing and more. Create a free account or self-host Langfuse.
Langfuse Prompt Experiments
Open Source LLM Engineering Platform
Marc Klingen
Marc Klingen
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Congrats on the launch. Awesome to see what you’ve all built!
Superchat
Superchat
AI Agents for WhatsApp Business, Instagram & Co
Marc Klingen
Marc Klingen
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Congrats Joseph and team, awesome to see you build and launch consistently!
Syncly (YC W23)
Syncly (YC W23)
Spot weak links in user journey, prevent churn
Marc Klingen
Marc Klingen
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Congrats on the launch @jobenjada and team!
Formbricks Two
Formbricks Two
Open source embeddable survey platform
Marc Klingen
Langfuse is the open source LLM Engineering Platform. It provides observability, tracing, evaluations, prompt management, playground and metrics to debug and improve LLM apps. Langfuse is open. It works with any model, framework and you can export all data.
Langfuse 2.0
Langfuse 2.0
the open source LLM engineering platform