0.40.0 (2026-07-24)
Full Changelog: v0.39.0...v0.40.0
Features
- api: add claude-opus-5 model (950d91f)
- api: add tool addition/removal blocks and tool_change events (950d91f)
- api: expand client-side fallback credit token types and add server-side fallbacks default option (950d91f)
