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rig-v0.37.1

supertone-oss-archive/supertonicrig-v0.37.1Jun 2, 2026by github-actions[bot]

AI Summary

This release focuses on enhancing AI provider integrations by adding document citations for Anthropic and exposing streaming metadata for Gemini. It also includes significant improvements to tool schema handling, function call streaming, and stability for MongoDB vector search.

Key Highlights

  • Replaced hand-rolled schema with schemars in #[rig_tool] for better standardization.
  • Exposed streaming response metadata and usage statistics for Gemini and agent responses.
  • Added support for document citations in Anthropic provider.
  • Fixed critical bugs in ChatGPT response handling and function-call argument delta parsing.

New Features

  • Expose streaming response metadata for Gemini.
  • Support for document citations in Anthropic.
  • Expose per-completion-call usage in agent responses.
  • Add streaming metadata cassettes for testing.
  • Validate model tool calls in Codex.

Full Release Notes

### Added

- *(rig-derive)* replace hand-rolled schema with schemars in #[rig_tool] ([#1576](https://github.com/0xPlaygrounds/rig/pull/1576)) (by @tomasz-feliksik)
- *(gemini)* expose streaming response metadata ([#1790](https://github.com/0xPlaygrounds/rig/pull/1790)) (by @mateobelanger)
- *(anthropic)* support document citations ([#1778](https://github.com/0xPlaygrounds/rig/pull/1778)) (by @temrjan)

### Fixed

- *(chatgpt)* Handle ChatGPT response.completed events without output field ([#1825](https://github.com/0xPlaygrounds/rig/pull/1825)) (by @geraschenko)
- *(rig-gemini-grpc)* populate FunctionDeclaration.parameters from ToolDefinition ([#1763](https://github.com/0xPlaygrounds/rig/pull/1763)) (by @abhicris)
- fix sqlite threshold and null tool call streaming ([#1786](https://github.com/0xPlaygrounds/rig/pull/1786)) (by @gold-silver-copper) - #1786

### Other

- *(deps)* bump mongodb from 3.6.0 to 3.7.0 ([#1848](https://github.com/0xPlaygrounds/rig/pull/1848)) (by @dependabot[bot])
- *(deps)* bump zerocopy from 0.8.48 to 0.8.50 ([#1847](https://github.com/0xPlaygrounds/rig/pull/1847)) (by @dependabot[bot])
- *(deps)* bump google-cloud-aiplatform-v1 from 1.10.0 to 1.11.0 ([#1846](https://github.com/0xPlaygrounds/rig/pull/1846)) (by @dependabot[bot])
- *(deps)* bump serde_json from 1.0.149 to 1.0.150 ([#1845](https://github.com/0xPlaygrounds/rig/pull/1845)) (by @dependabot[bot])
- *(deps)* bump tonic from 0.14.5 to 0.14.6 ([#1844](https://github.com/0xPlaygrounds/rig/pull/1844)) (by @dependabot[bot])
- Fix parsing of streamed function-call argument deltas ([#1828](https://github.com/0xPlaygrounds/rig/pull/1828)) (by @geraschenko) - #1828
- *(deps)* port dependency bumps and Rust 1.91 ([#1842](https://github.com/0xPlaygrounds/rig/pull/1842)) (by @gold-silver-copper)
- *(deps)* bump quick-xml from 0.39.4 to 0.40.1 ([#1818](https://github.com/0xPlaygrounds/rig/pull/1818)) (by @dependabot[bot])
- *(deps)* bump google-cloud-auth from 1.9.0 to 1.10.0 ([#1817](https://github.com/0xPlaygrounds/rig/pull/1817)) (by @dependabot[bot])
- Stabilize MongoDB vector search test ([#1841](https://github.com/0xPlaygrounds/rig/pull/1841)) (by @gold-silver-copper) - #1841
- fix VT Code line grammar in README ([#1824](https://github.com/0xPlaygrounds/rig/pull/1824)) (by @Shaurya-Sethi) - #1824
- [codex] Validate model tool calls ([#1823](https://github.com/0xPlaygrounds/rig/pull/1823)) (by @gold-silver-copper) - #1823
- [codex] apply Anthropic cache control to tools ([#1815](https://github.com/0xPlaygrounds/rig/pull/1815)) (by @gold-silver-copper) - #1815
- *(deps)* bump tokio-tungstenite from 0.23.1 to 0.28.0 ([#1784](https://github.com/0xPlaygrounds/rig/pull/1784)) (by @dependabot[bot])
- *(deps)* bump rmcp from 1.6.0 to 1.7.0 ([#1783](https://github.com/0xPlaygrounds/rig/pull/1783)) (by @dependabot[bot])
- *(deps)* bump tokio from 1.52.1 to 1.52.3 ([#1782](https://github.com/0xPlaygrounds/rig/pull/1782)) (by @dependabot[bot])
- Expose per-completion-call usage in agent responses ([#1787](https://github.com/0xPlaygrounds/rig/pull/1787)) (by @gold-silver-copper) - #1787
- *(gemini)* add streaming metadata cassettes ([#1777](https://github.com/0xPlaygrounds/rig/pull/1777)) (by @gold-silver-copper)
- Add replayable provider cassette tests ([#1769](https://github.com/0xPlaygrounds/rig/pull/1769)) (by @gold-silver-copper) - #1769

### Contributors

* @dependabot[bot]
* @geraschenko
* @tomasz-feliksik
* @gold-silver-copper
* @abhicris
* @Shaurya-Sethi
* @mateobelanger
* @temrjan