pydantic-ai
https://github.com/pydantic/pydantic-ai
Python
GenAI Agent Framework, the Pydantic way
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- Issues
- Add MCP Toplist rank badge
- `search_tools` is pinned to `max_retries=1` with no way to change it — one malformed `queries` arg kills the whole run
- Add Claude Opus 5 (`claude-opus-5`) support
- [Bug]: ModelResponsePartsManager.apply_event raises IndexError or updates wrong part during stream event replay
- Prepare `MCPToolset` for FastMCP 4
- ci(bots): restore fork-PR auto-review broken by `actions/checkout` v7, and document the `auto-review` label lifecycle
- Add `headers` and `retry_after` to `ModelHTTPError`, populate from all provider SDKs [murmur:murmur-workspace/modelhttperror-headers]
- Guide tool search toward `load_capability`
- Upgrade Anthropic web search / web fetch to 20260318 tool versions (cache bypass and response inclusion support)
- Use explicit UTF-8 for remaining test fixture writes
- Docs
- Python not yet supported