Sourced from typing-extensions's releases.

4.15.0

No user-facing changes since 4.15.0rc1.

New features since 4.14.1:

• Add the @typing_extensions.disjoint_base decorator, as specified in PEP 800. Patch by Jelle Zijlstra.
• Add typing_extensions.type_repr, a backport of annotationlib.type_repr, introduced in Python 3.14 (CPython PR #124551, originally by Jelle Zijlstra). Patch by Semyon Moroz.
• Fix behavior of type params in typing_extensions.evaluate_forward_ref. Backport of CPython PR #137227 by Jelle Zijlstra.

4.15.0rc1

• Add the @typing_extensions.disjoint_base decorator, as specified in PEP 800. Patch by Jelle Zijlstra.
• Add typing_extensions.type_repr, a backport of annotationlib.type_repr, introduced in Python 3.14 (CPython PR #124551, originally by Jelle Zijlstra). Patch by Semyon Moroz.
• Fix behavior of type params in typing_extensions.evaluate_forward_ref. Backport of CPython PR #137227 by Jelle Zijlstra.

Sourced from typing-extensions's changelog.

Release 4.15.0 (August 25, 2025)

No user-facing changes since 4.15.0rc1.

Release 4.15.0rc1 (August 18, 2025)

• Add the @typing_extensions.disjoint_base decorator, as specified in PEP 800. Patch by Jelle Zijlstra.
• Add typing_extensions.type_repr, a backport of annotationlib.type_repr, introduced in Python 3.14 (CPython PR #124551, originally by Jelle Zijlstra). Patch by Semyon Moroz.
• Fix behavior of type params in typing_extensions.evaluate_forward_ref. Backport of CPython PR #137227 by Jelle Zijlstra.

• 9d1637e Prepare release 4.15.0 (#658)
• 4bd67c5 Coverage: exclude some noise (#656)
• e589a26 Coverage: add detailed report to job summary (#655)
• 67d37fe Coverage: Implement fail_under (#654)
• e9ae26f Don't delete previous coverage comment (#653)
• ac80bb7 Add Coverage workflow (#623)
• abaaafd Prepare release 4.15.0rc1 (#650)
• 9810405 Add @disjoint_base (PEP 800) (#634)
• 7ee9e05 Backport type_params fix from CPython (#646)
• 1e8eb9c Do not refer to PEP 705 as being experimental (#648)
• Additional commits viewable in compare view

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