https://github.com/langfuse/langfuse-python

🪢 Langfuse Python SDK - Instrument your LLM app with decorators or low-level SDK and get detailed tracing/observability. Works with any LLM or framework
https://github.com/langfuse/langfuse-python

decorators langfuse pydantic pydantic-v2 python

Last synced: 15 days ago
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🪢 Langfuse Python SDK - Instrument your LLM app with decorators or low-level SDK and get detailed tracing/observability. Works with any LLM or framework

• Host: GitHub
• URL: https://github.com/langfuse/langfuse-python
• Owner: langfuse
• License: mit
• Created: 2023-07-17T10:56:29.000Z (almost 3 years ago)
• Default Branch: main
• Last Pushed: 2026-03-26T16:11:33.000Z (22 days ago)
• Last Synced: 2026-03-27T05:53:36.960Z (22 days ago)
• Topics: decorators, langfuse, pydantic, pydantic-v2, python
• Language: Python
• Homepage: https://langfuse.com/docs/sdk/python
• Size: 7.27 MB
• Stars: 368
• Watchers: 6
• Forks: 255
• Open Issues: 34
• Metadata Files:
  • Readme: README.md
  • Contributing: CONTRIBUTING.md
  • License: LICENSE
  • Codeowners: .github/CODEOWNERS

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# Langfuse Python SDK

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## Installation

> [!IMPORTANT]

> The SDK was rewritten in v4 and released in March 2026. Refer to the [v4 migration guide](https://langfuse.com/docs/observability/sdk/upgrade-path/python-v3-to-v4) for instructions on updating your code.

```

pip install langfuse

```

## Docs

Please [see our docs](https://langfuse.com/docs/sdk/python/sdk-v3) for detailed information on this SDK.