release
Anthropic SDK v0.103.0
May 19, 2026
v0.103.0, released on 2026-05-19, adds client support for self-hosted sandboxes in CMA along with sandbox helpers. This matters because it expands deployment flexibility for sandboxed execution without relying on the default hosted setup.
0.103.0 (2026-05-19) Full Changelog: v0.102.0...v0.103.0 Features client: Add support for self-hosted sandboxes in CMA with sandbox helpers ( e5625b0 )
Source: github.com