# Starlette 1.2.1 — Version 1.2.1

- Product: Starlette (https://whatsnew.fyi/product/starlette)
- Vendor: Encode
- Date: 2026-05-31
- Version: 1.2.1
- Original notes: https://github.com/Kludex/starlette/releases/tag/1.2.1
- Permalink: https://whatsnew.fyi/product/starlette/releases/1.2.1

What's New is an index, not a publisher: every entry below links to the vendor's own release notes, which are the authoritative source. Entries are labelled where they are hand-curated sample data, pre-releases, or drawn from a secondary source such as a developer blog.

Reuse: the summaries, labels and curation here are © What's New. Quote freely with attribution and a link back; wholesale republication of the corpus is not permitted — terms: https://whatsnew.fyi/terms. The vendors' own release notes remain their publishers'.

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- **changed** — Use httpx2 for type checking in the testclient module
- **added** — Add assert error for requires() when request param is not Request type

##### What's Changed
* Use `httpx2` for type checking in the `testclient` module by @leifwar in https://github.com/Kludex/starlette/pull/3304
* Add assert error for requires() when request param is not Request type by @KeeganOP in https://github.com/Kludex/starlette/pull/3298

##### New Contributors
* @leifwar made their first contribution in https://github.com/Kludex/starlette/pull/3304
* @diskeu made their first contribution in https://github.com/Kludex/starlette/pull/3243
* @KeeganOP made their first contribution in https://github.com/Kludex/starlette/pull/3298

**Full Changelog**: https://github.com/Kludex/starlette/compare/1.2.0...1.2.1