# JAX v0.3.20 — JAX release v0.3.20

- Product: JAX (https://whatsnew.fyi/product/jax)
- Vendor: Google
- Date: 2022-09-28
- Version: v0.3.20
- Original notes: https://github.com/jax-ml/jax/releases/tag/jax-v0.3.20
- Permalink: https://whatsnew.fyi/product/jax/releases/v0.3.20

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'.

---

- **added** — Add missing .pyi files
- **fixed** — Fix incompatibility between jax 0.3.19 and the libtpu version it pinned
- **fixed** — Fix incorrect pip url in setup.py comment

Notable changes:

  * Adds missing `.pyi` files that were missing from the previous release (#12536).
  * Fixes an incompatibility between `jax` 0.3.19 and the libtpu version it pinned (#12550). Requires jaxlib 0.3.20.
  * Fix incorrect `pip` url in `setup.py` comment (#12528).