github anthropics/anthropic-sdk-go v1.75.0

3 hours ago

1.75.0 (2026-09-22)

Full Changelog: v1.74.0...v1.75.0

Features

  • api: add support for claude-opus-5-5, inline tool definitions and MCP tool-list pinning (beta) (0a2186a)

Bug Fixes

  • api: share one evaluated_permission enum across Managed Agents events (30e2056)
  • client: preserve extra fields when unmarshalling open-object params (c29d53b)
  • tools: AddTools takes effect straight away (#406) (21e68b2)
  • tools: leave reply-only params off the tool runner's compaction request (#404) (79ed488)

Chores

  • docs: add descriptions to the Dreams API reference (f7b86c8)
  • docs: add descriptions to the User Profiles API reference (f7b86c8)
  • docs: add memory store descriptions to the Managed Agents API reference (f7b86c8)
  • docs: improve descriptions in the Dreams API reference (39392dc)
  • docs: update diagnostics field descriptions on beta messages (eb18011)

Documentation

  • add path and header parameter descriptions (09da68f)

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