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| 1 | +## v2.11.0a2 (2025-02-10) |
| 2 | + |
| 3 | +[GitHub release](https://github.com/pydantic/pydantic/releases/tag/v2.11.0a2) |
| 4 | + |
| 5 | +### What's Changed |
| 6 | + |
| 7 | +Pydantic v2.11 is a version strongly focused on build time performance of Pydantic models (and core schema generation in general). |
| 8 | +This is another early alpha release, meant to collect early feedback from users having issues with core schema builds. |
| 9 | + |
| 10 | +#### Packaging |
| 11 | + |
| 12 | +* Bump `ruff` from 0.9.2 to 0.9.5 by @Viicos in [#11407](https://github.com/pydantic/pydantic/pull/11407) |
| 13 | +* Bump `pydantic-core` to v2.29.0 by @mikeedjones in [#11402](https://github.com/pydantic/pydantic/pull/11402) |
| 14 | +* Use locally-built rust with symbols & pgo by @davidhewitt in [#11403](https://github.com/pydantic/pydantic/pull/11403) |
| 15 | + |
| 16 | + |
| 17 | +#### Performance |
| 18 | + |
| 19 | +* Create a single dictionary when creating a `CoreConfig` instance by @sydney-runkle in [#11384](https://github.com/pydantic/pydantic/pull/11384) |
| 20 | + |
| 21 | +#### Fixes |
| 22 | + |
| 23 | +* Use the correct JSON Schema mode when handling function schemas by @Viicos in [#11367](https://github.com/pydantic/pydantic/pull/11367) |
| 24 | +* Fix JSON Schema reference logic with `examples` keys by @Viicos in [#11366](https://github.com/pydantic/pydantic/pull/11366) |
| 25 | +* Improve exception message when encountering recursion errors during type evaluation by @Viicos in [#11356](https://github.com/pydantic/pydantic/pull/11356) |
| 26 | +* Always include `additionalProperties: True` for arbitrary dictionary schemas by @austinyu in [#11392](https://github.com/pydantic/pydantic/pull/11392) |
| 27 | +* Expose `fallback` parameter in serialization methods by @Viicos in [#11398](https://github.com/pydantic/pydantic/pull/11398) |
| 28 | +* Fix path serialization behavior by @sydney-runkle in [#11416](https://github.com/pydantic/pydantic/pull/11416) |
| 29 | + |
| 30 | +### New Contributors |
| 31 | + |
| 32 | +* @kauabh made their first contribution in [#11369](https://github.com/pydantic/pydantic/pull/11369) |
| 33 | +* @jaceklaskowski made their first contribution in [#11353](https://github.com/pydantic/pydantic/pull/11353) |
| 34 | +* @tmpbeing made their first contribution in [#11375](https://github.com/pydantic/pydantic/pull/11375) |
| 35 | +* @petyosi made their first contribution in [#11405](https://github.com/pydantic/pydantic/pull/11405) |
| 36 | +* @austinyu made their first contribution in [#11392](https://github.com/pydantic/pydantic/pull/11392) |
| 37 | +* @mikeedjones made their first contribution in [#11402](https://github.com/pydantic/pydantic/pull/11402) |
| 38 | + |
1 | 39 | ## v2.11.0a1 (2025-01-30) |
2 | 40 |
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3 | 41 | [GitHub release](https://github.com/pydantic/pydantic/releases/tag/v2.11.0a1) |
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