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rig-v0.37.1

huggingface/smolagentsrig-v0.37.1Jun 2, 2026by github-actions[bot]

AI Summary

A maintenance release focusing on dependency updates and bug fixes. Key improvements include replacing the schema implementation for tools, exposing streaming metadata for Gemini, and adding support for document citations in Anthropic.

Key Highlights

  • Replaced hand-rolled schema with `schemars` in `#[rig_tool]`.
  • Exposed streaming response metadata for Gemini.
  • Added support for document citations in Anthropic models.
  • Fixed ChatGPT response handling when the output field is missing.
  • Fixed SQLite threshold and null tool call streaming issues.

New Features

  • Document citations support for Anthropic models.
  • Exposure of per-completion-call usage in agent responses.
  • Streaming metadata cassettes for Gemini.

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