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1. v1.50.1

   Jul 24, 2026

   GitHub release ↗PyPI 1.50.1 ↗

   ✦ Features 1

   • thread per-call model through InvokeModelStagehooksmodel

   ⋯ Other 6

   • move stop tool to experimentaldevxtool
   • bump hono from 4.12.25 to 4.12.32
   • update ruff requirement from <0.16.0,>=0.13.0 to >=0.13.0,<0.17.0 in /strands-py
   • add model routing design doc (0016)model
   • run the sync backstop every 2 hours
   • enforce single-increment versions and verify publish on the registry

← Olderv1.50.0Newer →v1.50.2