Langfuse

Open source AI engineering platform. Debug, analyze and iterate together.

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Overview
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README.md

Langfuse Cloud · Self Host · Demo

Docs · Report Bug · Feature Request · Changelog · Roadmap ·

Langfuse uses GitHub Discussions for Support and Feature Requests.
We're hiring. Join us in product engineering and technical go-to-market roles.

Langfuse is an open source LLM engineering platform. It helps teams collaboratively develop, monitor, evaluate, and debug AI applications. Langfuse can be self-hosted in minutes and is battle-tested. Proudly made with ClickHouse open source database.

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langfuse langfuse Public

🪢 Open source AI engineering platform: LLM evals, observability, metrics, prompt management, playground, datasets. Integrates with OpenTelemetry, LangChain, OpenAI SDK, LiteLLM, and more. 🍊YC W23

TypeScript 33.4k 3.6k
langfuse-docs langfuse-docs Public

🪢 Langfuse documentation -- Langfuse is the open source LLM Engineering Platform. Observability, evals, prompt management, playground and metrics to debug and improve LLM apps

MDX 233 285

Repositories

Type Language Sort

langfuse-docs Public
🪢 Langfuse documentation -- Langfuse is the open source LLM Engineering Platform. Observability, evals, prompt management, playground and metrics to debug and improve LLM apps

langfuse/langfuse-docs's past year of commit activity

MDX 233 MIT 285 18 161 Updated Aug 19, 2026
langfuse-workshop Public
End-to-end Langfuse workshop using a TypeScript Agent to teach the AI engineering loop: tracing, prompt management, monitoring, datasets, experiments, and evaluation.

langfuse/langfuse-workshop's past year of commit activity

TypeScript 38 22 0 1 Updated Aug 19, 2026
langfuse Public
🪢 Open source AI engineering platform: LLM evals, observability, metrics, prompt management, playground, datasets. Integrates with OpenTelemetry, LangChain, OpenAI SDK, LiteLLM, and more. 🍊YC W23

langfuse/langfuse's past year of commit activity

TypeScript 33,404 3,595 298 (1 issue needs help) 501 Updated Aug 19, 2026
langfuse-terraform-azure Public
🪢 Terraform module to deploy Langfuse on Azure

langfuse/langfuse-terraform-azure's past year of commit activity

HCL 34 MIT 23 4 (1 issue needs help) 4 Updated Aug 19, 2026
langfuse-terraform-gcp Public
🪢 Terraform module to deploy Langfuse on GCP

langfuse/langfuse-terraform-gcp's past year of commit activity

HCL 31 MIT 24 3 3 Updated Aug 19, 2026
langfuse-terraform-aws Public
🪢 Terraform module to deploy Langfuse on AWS

langfuse/langfuse-terraform-aws's past year of commit activity

HCL 58 MIT 39 13 8 Updated Aug 19, 2026
langfuse-cli Public
use the langfuse API from your CLI

langfuse/langfuse-cli's past year of commit activity

TypeScript 55 11 0 1 Updated Aug 19, 2026
experiment-action Public
Run your Langfuse experiment with your GitHub action workflow.

langfuse/experiment-action's past year of commit activity

TypeScript 15 MIT 2 1 1 Updated Aug 19, 2026
opencode-observability-plugin Public
🪢 An opencode plugin that instruments sessions in Langfuse

langfuse/opencode-observability-plugin's past year of commit activity

TypeScript 19 MIT 13 5 4 Updated Aug 19, 2026
langfuse-python Public
🪢 Langfuse Python SDK - Instrument your LLM app with decorators or low-level SDK and get detailed tracing/observability. Works with any LLM or framework

langfuse/langfuse-python's past year of commit activity

Python 454 MIT 329 5 79 Updated Aug 19, 2026