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3.2.1

open-mmlab/Amphion3.2.1May 5, 2026by isaacbmiller

AI Summary

Bug fix release removing the upper bound on litellm and fixing async streaming and embedding caching issues.

Key Highlights

  • Removed the upper bound on `litellm`.
  • Fixed async streaming LM calls to forward custom headers.
  • Fixed `dspy.Embedder` to honor `caching=False` for both sync and async calls.
  • Updated use-case page and documentation structure.

New Features

  • Removed litellm upper bound.
  • Fixed async streaming headers.
  • Fixed embedding caching.
  • Updated documentation.

Full Release Notes

# DSPy 3.2.1 Changelog

- Removed the upper bound on `litellm`. (#9687)
- Usecase page has been updated! [https://dspy.ai/community/use-cases/](https://dspy.ai/community/use-cases/). To add your use-case, [open a PR](https://github.com/stanfordnlp/dspy/edit/main/docs/docs/community/use-cases.md)!

## Bug fixes

- Fixed async streaming LM calls so custom headers are forwarded to LiteLLM streaming completions. (#9669)
- Fixed `dspy.Embedder` so per-call `caching=False` is honored for both sync and async embedding calls. (#9708)

## Documentation

- Moved Deployment into the technical documentation tabs and promoted production use cases under Community. (#9709)
- Updated the production use-cases copy for DSPy.
- Fixed MkDocs admonition rendering in Deployment and Observability docs. (#9690, #9691)
- Fixed duplicate-word typos across docs, source, and tests. (#9695)

## CI and release

- Hardened TestPyPI release validation by adding strict `twine check` and reducing unused workflow permissions. (#9648)
- Gave TestPyPI publishing its own GitHub environment. (#9649)
- Removed an unused `setup-node` step from the docs push workflow. (#9702)
- Replaced direct merge-to-main after publishing with a version bump PR. (#9716)
- Refreshed `uv.lock` for the 3.2.0 release state. (#9650)

## Dependency updates

- Updated test and development dependencies: `pytest-asyncio`, `ruff`, `pre-commit`, `datamodel-code-generator`, `optuna`, and `urllib3`. (#9665, #9664, #9699, #9701, #9697, #9698)
- Updated documentation dependencies: `mkdocs-llmstxt`, `mkdocstrings`, `mistune`, and `mkdocs-jupyter`. (#9661, #9668, #9666, #9700)
- Updated GitHub Actions dependencies: `actions/cache` and `astral-sh/setup-uv`. (#9662, #9663)

## Contributors

- @isaacbmiller
- @GopalGB (first contribution, #9695)
- @spjosyula (first contribution, #9708)

## Excluded

- The GEPA 0.1.1 result/documentation update was intentionally excluded from this release. (#9673)