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+## 1.0.50 - 2026-05-19
+
+- Tool parameter JSON schemas are now sanitized for compatibility with Moonshot and other providers that enforce a strict subset of JSON Schema (e.g. unsupported keywords such as `additionalProperties` are stripped before sending tool definitions)
+
 ## 1.0.49 - 2026-05-18
 
 - postToolUse hook additionalContext is now injected as a system message for the model instead of being silently discarded