anthropics/claude-agent-sdk-python v0.1.55

on GitHub

Bug Fixes

• MCP large tool results: Forward maxResultSizeChars from ToolAnnotations via _meta to bypass Zod annotation stripping in the CLI, fixing silent truncation of large MCP tool results (>50K chars) (#756)

Internal/Other Changes

• Updated bundled Claude CLI to version 2.1.91

PyPI: https://pypi.org/project/claude-agent-sdk/0.1.55/

pip install claude-agent-sdk==0.1.55