# mypy changelog

> The static type checker for Python.

- Vendor: Python
- Category: Developer Tools
- Official site: https://mypy-lang.org
- Tracked by: What's New (https://whatsnew.fyi/product/mypy)
- Harvested from: Registry (pypi: mypy)
- Entries below: 15 (newest first)

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'.

## Releases

### 2.3.0

- Date: 2026-07-13
- Version: 2.3.0
- Original notes: https://pypi.org/project/mypy/2.3.0/
- Permalink: https://whatsnew.fyi/product/mypy/releases/2.3.0

### 2.2.0

- Date: 2026-07-08
- Version: 2.2.0
- Original notes: https://pypi.org/project/mypy/2.2.0/
- Permalink: https://whatsnew.fyi/product/mypy/releases/2.2.0

### 2.1.0

- Date: 2026-05-11
- Version: 2.1.0
- Original notes: https://pypi.org/project/mypy/2.1.0/
- Permalink: https://whatsnew.fyi/product/mypy/releases/2.1.0

### 2.0.0

- Date: 2026-05-06
- Version: 2.0.0
- Original notes: https://pypi.org/project/mypy/2.0.0/
- Permalink: https://whatsnew.fyi/product/mypy/releases/2.0.0

### 1.20.2

- Date: 2026-04-21
- Version: 1.20.2
- Original notes: https://pypi.org/project/mypy/1.20.2/
- Permalink: https://whatsnew.fyi/product/mypy/releases/1.20.2

### 1.20.1

- Date: 2026-04-13
- Version: 1.20.1
- Original notes: https://pypi.org/project/mypy/1.20.1/
- Permalink: https://whatsnew.fyi/product/mypy/releases/1.20.1

### 1.20.0

- Date: 2026-03-31
- Version: 1.20.0
- Original notes: https://pypi.org/project/mypy/1.20.0/
- Permalink: https://whatsnew.fyi/product/mypy/releases/1.20.0

### 1.19.1

- Date: 2025-12-15
- Version: 1.19.1
- Original notes: https://pypi.org/project/mypy/1.19.1/
- Permalink: https://whatsnew.fyi/product/mypy/releases/1.19.1

### 1.19.0

- Date: 2025-11-28
- Version: 1.19.0
- Original notes: https://pypi.org/project/mypy/1.19.0/
- Permalink: https://whatsnew.fyi/product/mypy/releases/1.19.0

### 1.18.2

- Date: 2025-09-19
- Version: 1.18.2
- Original notes: https://pypi.org/project/mypy/1.18.2/
- Permalink: https://whatsnew.fyi/product/mypy/releases/1.18.2

### 1.18.1

- Date: 2025-09-11
- Version: 1.18.1
- Original notes: https://pypi.org/project/mypy/1.18.1/
- Permalink: https://whatsnew.fyi/product/mypy/releases/1.18.1

### 1.17.1

- Date: 2025-07-31
- Version: 1.17.1
- Original notes: https://pypi.org/project/mypy/1.17.1/
- Permalink: https://whatsnew.fyi/product/mypy/releases/1.17.1

### 1.17.0

- Date: 2025-07-14
- Version: 1.17.0
- Original notes: https://pypi.org/project/mypy/1.17.0/
- Permalink: https://whatsnew.fyi/product/mypy/releases/1.17.0

### 1.16.1

- Date: 2025-06-16
- Version: 1.16.1
- Original notes: https://pypi.org/project/mypy/1.16.1/
- Permalink: https://whatsnew.fyi/product/mypy/releases/1.16.1

### 1.16.0

- Date: 2025-05-29
- Version: 1.16.0
- Original notes: https://pypi.org/project/mypy/1.16.0/
- Permalink: https://whatsnew.fyi/product/mypy/releases/1.16.0