Langfuse Python SDK provides instrumentation for LLM applications, enabling detailed tracing and observability. It is designed for developers working with any LLM or framework, offering a way to monitor and debug their applications effectively.

How It Works

The SDK allows developers to instrument their LLM applications using decorators or a low-level SDK. This approach captures detailed traces of LLM interactions, providing insights into performance, cost, and potential issues.

Quick Start & Requirements

• Install: pip install langfuse
• Requirements: Refer to the v3 migration guide for updating from previous versions. Detailed information is available in the official documentation.

Highlighted Details

• Enables detailed tracing and observability for LLM applications.
• Works with any LLM or framework.
• Offers instrumentation via decorators or a low-level SDK.

Maintenance & Community

• The SDK was rewritten in v3, released in June 2025. Refer to the v3 migration guide for updating.

Licensing & Compatibility

• Not specified in the provided text.

Limitations & Caveats

• Users need to refer to the v3 migration guide for updates from previous versions.