diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 0a40b9d7..ea2682c3 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.40.0"
+  ".": "0.41.0"
 }
\ No newline at end of file
diff --git a/CHANGELOG.md b/CHANGELOG.md
index eced9b61..ebe8fca1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,31 @@
 # Changelog
 
+## 0.41.0 (2024-12-16)
+
+Full Changelog: [v0.40.0...v0.41.0](https://github.com/anthropics/anthropic-sdk-python/compare/v0.40.0...v0.41.0)
+
+### Bug Fixes
+
+* **internal:** correct support for TypeAliasType ([2f6ba9e](https://github.com/anthropics/anthropic-sdk-python/commit/2f6ba9e9f827b39b373a4b2904df04fef940001a))
+
+
+### Chores
+
+* **internal:** add support for TypeAliasType ([#786](https://github.com/anthropics/anthropic-sdk-python/issues/786)) ([287ebd2](https://github.com/anthropics/anthropic-sdk-python/commit/287ebd2287ca90408999fe6be3b6f8c0295b46ef))
+* **internal:** bump pydantic dependency ([#775](https://github.com/anthropics/anthropic-sdk-python/issues/775)) ([99b4d06](https://github.com/anthropics/anthropic-sdk-python/commit/99b4d06e73cdae3f2c97c304b8c0b64ec4758768))
+* **internal:** bump pyright ([#769](https://github.com/anthropics/anthropic-sdk-python/issues/769)) ([81f7d70](https://github.com/anthropics/anthropic-sdk-python/commit/81f7d70fa85029f86de30ac1701ec39d01dde8f9))
+* **internal:** bump pyright ([#785](https://github.com/anthropics/anthropic-sdk-python/issues/785)) ([44ab333](https://github.com/anthropics/anthropic-sdk-python/commit/44ab3339b7f3860e3a492a1784f247702bea5be0))
+* **internal:** remove some duplicated imports ([#788](https://github.com/anthropics/anthropic-sdk-python/issues/788)) ([576ae9b](https://github.com/anthropics/anthropic-sdk-python/commit/576ae9b83214fd78fb02c420abfc0760270ffba8))
+* **internal:** updated imports ([#789](https://github.com/anthropics/anthropic-sdk-python/issues/789)) ([d163c08](https://github.com/anthropics/anthropic-sdk-python/commit/d163c08caa9515fc5f59f284d236b16e7f0adb40))
+* make the `Omit` type public ([#772](https://github.com/anthropics/anthropic-sdk-python/issues/772)) ([4ed0419](https://github.com/anthropics/anthropic-sdk-python/commit/4ed041961b59a7943b00a8e592ead0e962f36174))
+* remove deprecated HTTP client options ([#777](https://github.com/anthropics/anthropic-sdk-python/issues/777)) ([3933368](https://github.com/anthropics/anthropic-sdk-python/commit/3933368e8a54d1f81c9503576e461c3d75292c39))
+
+
+### Documentation
+
+* **readme:** fix http client proxies example ([#778](https://github.com/anthropics/anthropic-sdk-python/issues/778)) ([df1a549](https://github.com/anthropics/anthropic-sdk-python/commit/df1a5494d2d3be86717c344654ce54e2f97f19be))
+* use latest sonnet in example snippets ([#781](https://github.com/anthropics/anthropic-sdk-python/issues/781)) ([1ad9e4f](https://github.com/anthropics/anthropic-sdk-python/commit/1ad9e4ff559f16760de15e2352a64bb2b3103071))
+
 ## 0.40.0 (2024-11-28)
 
 Full Changelog: [v0.39.0...v0.40.0](https://github.com/anthropics/anthropic-sdk-python/compare/v0.39.0...v0.40.0)
diff --git a/pyproject.toml b/pyproject.toml
index a2eba320..24a27d91 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "anthropic"
-version = "0.40.0"
+version = "0.41.0"
 description = "The official Python library for the anthropic API"
 dynamic = ["readme"]
 license = "MIT"
diff --git a/src/anthropic/_version.py b/src/anthropic/_version.py
index a87bfc50..15287dee 100644
--- a/src/anthropic/_version.py
+++ b/src/anthropic/_version.py
@@ -1,4 +1,4 @@
 # File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.
 
 __title__ = "anthropic"
-__version__ = "0.40.0"  # x-release-please-version
+__version__ = "0.41.0"  # x-release-please-version