# Release Notes

- [Product Releases](/changelog/release-notes/product-releases.md): Discover the latest updates to Fiddler's AI observability platform - new features for ML, LLM, GenAI, and agentic observability.
- [Python Client SDK](/changelog/release-notes/python-sdk.md): Fiddler's Python client history reference. Contains Python client release highlights, client deprecation notices, and more.
- [Compatibility Matrix](/changelog/release-notes/python-sdk/compatibility-matrix.md): Compatibility guidance between the Fiddler platform and Python client. Find the recommended Python client version to use with your Fiddler platform version.
- [Fiddler Evals SDK](/changelog/release-notes/evals-sdk.md): Fiddler's Evals SDK release history. Contains Evals SDK release highlights, SDK deprecation notices, and more.
- [Fiddler OTel SDK](/changelog/release-notes/otel-sdk.md): Fiddler's OTel SDK release history. Contains OTel SDK release highlights, SDK deprecation notices, and more.
- [Fiddler LangChain SDK](/changelog/release-notes/langchain-sdk.md): Fiddler's LangChain SDK release history. Contains LangChain SDK release highlights, SDK deprecation notices, and more.
- [Fiddler LangGraph SDK](/changelog/release-notes/langgraph-sdk.md): Fiddler's LangGraph SDK release history. Contains LangGraph SDK release highlights, SDK deprecation notices, and more.
- [Fiddler Strands Agent SDK](/changelog/release-notes/strands-sdk.md): Fiddler's Strands Agent SDK release history. Contains Strands Agent SDK release highlights, SDK deprecation notices, and more.