release
Anthropic SDK v0.109.0
June 10, 2026
v0.109.0 was released on 2026-06-09, adding API support for Managed Agents deployments and environment variable credentials. This matters because it expands deployment options and makes authentication easier to configure in environment-based setups.
0.109.0 (2026-06-09) Full Changelog: v0.108.0...v0.109.0 Features api: add support for Managed Agents deployments and environment variable credentials ( 47633bf )
Source: github.com