v2.42.0 (2026-09-08)

What's Changed

⚠️ Compatibility Notes

• Reject invalid DeferredToolResults.approvals values by @adtyavrdhn in #8081

🚀 Features

• Add a GitHubCopilotProvider for GitHub Copilot's OpenAI-compatible API by @dsfaccini in #8059

🐛 Bug Fixes

• Honor anthropic_disallows_sampling_settings in BedrockConverseModel by @rscholz98 in #7961
• Resolve non-object $ref definitions inline in code-mode function signatures by @pydanty in #8056
• Validate ToolReturnContent without a Python call per JSON node by @dsfaccini in #7823
• Preserve Anthropic recovery across normalized history by @dsfaccini in #8040

New Contributors

• @StarsExpress made their first contribution in #8155

Full Changelog: v2.41.0...v2.42.0