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Langfuse

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

Langfuse Overview Video

Learn more

See the langfuse/langfuse readme and docs for more details.

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  1. langfuse langfuse Public

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

    TypeScript 24.5k 2.5k

  2. 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 184 203

Repositories

Showing 10 of 18 repositories
  • 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 184 MIT 203 24 80 Updated Apr 7, 2026
  • langfuse Public

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

    langfuse/langfuse’s past year of commit activity
    TypeScript 24,476 2,483 332 (2 issues need help) 277 Updated Apr 7, 2026
  • langfuse-js Public

    🪢 Langfuse JS/TS SDKs - Instrument your LLM app and get detailed tracing/observability. Works with any LLM or framework

    langfuse/langfuse-js’s past year of commit activity
    TypeScript 128 85 3 16 Updated Apr 7, 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 377 MIT 259 5 38 Updated Apr 7, 2026
  • langfuse-k8s Public

    Community-maintained Kubernetes config and Helm chart for Langfuse

    langfuse/langfuse-k8s’s past year of commit activity
    Go Template 231 MIT 136 28 14 Updated Apr 6, 2026
  • langfuse-examples Public

    Examples on how to deploy and use Langfuse

    langfuse/langfuse-examples’s past year of commit activity
    TypeScript 26 MIT 17 2 5 Updated Apr 2, 2026
  • terraform-provider-langfuse Public

    [Beta] Community-maintained Terraform Provider for Langfuse

    langfuse/terraform-provider-langfuse’s past year of commit activity
    Go 13 MIT 8 3 7 Updated Apr 2, 2026
  • skills Public

    Agent Skills for Langfuse, the open source LLM engineering platform for tracing, prompt management, and evaluation

    langfuse/skills’s past year of commit activity
    Python 61 MIT 5 1 2 Updated Mar 27, 2026
  • langfuse-cli Public

    use the langfuse API from your CLI

    langfuse/langfuse-cli’s past year of commit activity
    TypeScript 28 6 0 0 Updated Mar 25, 2026
  • langfuse-terraform-gcp Public

    🪢 Terraform module to deploy Langfuse on GCP

    langfuse/langfuse-terraform-gcp’s past year of commit activity
    HCL 27 MIT 22 3 2 Updated Mar 20, 2026
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