Blog

The latest updates from Langfuse. See Changelog for more product updates.

Native LlamaIndex Integration

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
Langfuse adds >20 evals with UpTrain.ai integration

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
Langfuse raises $4M

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
Langfuse Update — October 2023

Langfuse Update — October 2023

Improved dashboard, OpenAI integration, RAG evals, doubled API speed, simplified Docker deployments. Read more →
update2023/11/01by Marc
Langfuse Update — September 2023

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
Langflow x Langfuse

Langflow x Langfuse

Build in no-code in Langflow, observe and analyze in Langfuse Read more →
integration2023/09/21by Max
Langfuse Update — August 2023

Langfuse Update — August 2023

Improved data ingestion, integrations and UI. Read more →
update2023/09/06by Max
Langfuse Update — July 2023

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
🤖 Q&A Chatbot for Langfuse Docs

🤖 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
🦜🔗 Langchain Integration

🦜🔗 Langchain Integration

Integrate with Langfuse in seconds using the new Langchain Integration. Read more →
release2023/07/27by Max
LLM Chatbot Showcase

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
Launch YC

Launch YC

Cross-post of our Launch YC (W23) post which explains why we're building Langfuse. Read more →
announcement2023/07/19by Clemens