release
Anthropic SDK v0.120.1
July 29, 2026
v0.120.1, released on 2026-07-28, is a bug-fix update that pins the `mcp` extra to `<2` in response to issue #1783. This matters because it prevents the package from pulling in incompatible MCP v2 dependencies.
0.120.1 (2026-07-28) Full Changelog: v0.120.0...v0.120.1 Bug Fixes mcp: pin mcp extra to <2 ( #1783 ) ( fb66371 )
Source: github.com