release
Anthropic SDK v0.100.0
May 6, 2026
v0.100.0 was released on 2026-05-06 with API support for Managed Agents multiagents and outcomes, plus webhooks and vault validation, and it also adjusts webhook configuration. The update matters because it expands agent orchestration features and improves integration reliability for API users.
0.100.0 (2026-05-06) Full Changelog: v0.99.0...v0.100.0 Features api: add support for Managed Agents multiagents and outcomes, webhooks, vault validation ( 3b3deee ) Bug Fixes api: Adjust webhook configuration ( 8c3339e )
Source: github.com