Blog
The latest updates from Langfuse. See Changelog for more product updates.
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Native LlamaIndex Integration
Context retrieval is a mainstay in LLM engineering. This latest integration brings Langfuse's observability to LlamaIndex applications for simple tracing, monitoring and evaluation of RAG applications. Read more →
integration2024/03/06by Clemens
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Langfuse adds >20 evals with UpTrain.ai integration
Run UpTrain's >20 pre-configured evaluations on your Langfuse prod/dev data in Langfuse. Read more →
cookbook2024/03/05by Clemens
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Langfuse raises $4M
We're thrilled to announce that Langfuse, the open source observability and analytics solution for LLM applications, has raised a $4m seed round from Lightspeed Venture Partners, La Famiglia and Y Combinator. Read more →
announcement2023/11/07by Marc
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Langfuse Update — October 2023
Improved dashboard, OpenAI integration, RAG evals, doubled API speed, simplified Docker deployments. Read more →
update2023/11/01by Marc
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Langfuse Update — September 2023
Model-based evals, datasets, core improvements (query engine, complex filters, exports, sharing) and new integrations (Langflow, Flowise, LiteLLM). Read more →
update2023/10/02by Marc
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Langflow x Langfuse
Build in no-code in Langflow, observe and analyze in Langfuse Read more →
integration2023/09/21by Max
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Langfuse Update — August 2023
Improved data ingestion, integrations and UI. Read more →
update2023/09/06by Max
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Langfuse Update — July 2023
Async SDKs, automated token counts, new Trace UI, Langchain integration, public GET API, new reports, ... Read more →
update2023/08/02by Marc
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🤖 Q&A Chatbot for Langfuse Docs
Summary of how we've built a Q&A chatbot for the Langfuse docs and how Langfuse helps us to improve it. Read more →
showcase2023/07/31by Marc
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🦜🔗 Langchain Integration
Integrate with Langfuse in seconds using the new Langchain Integration. Read more →
release2023/07/27by Max
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LLM Chatbot Showcase
We integrated langfuse with the Vercel AI Chatbot. This example includes streaming responses, automated token counts, collection of user feedback in the frontend, grouping of thread into a single trace, and more. Read more →
showcase2023/07/21by Marc
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Launch YC
Cross-post of our Launch YC (W23) post which explains why we're building Langfuse. Read more →
announcement2023/07/19by Clemens