release: 1.2.0

Author: stainless-app[bot]

.release-please-manifest.json

@@ -1,3 +1,3 @@
 {
-  ".": "1.1.0"
+  ".": "1.2.0"
 }

CHANGELOG.md

@@ -1,5 +1,28 @@
 # Changelog
 
+## 1.2.0 (2026-08-27)
+
+Full Changelog: [v1.1.0...v1.2.0](https://github.com/anthropics/anthropic-sdk-python/compare/v1.1.0...v1.2.0)
+
+### Features
+
+* **api:** beta files/skills namespaces use GA shapes; drop dated beta header pins ([9df4565](https://github.com/anthropics/anthropic-sdk-python/commit/9df4565fdfe4eec941809a0a3d1615ee11e16b68))
+
+
+### Bug Fixes
+
+* **aws,bedrock:** sign raw request bytes so binary file uploads work ([#531](https://github.com/anthropics/anthropic-sdk-python/issues/531)) ([f50e910](https://github.com/anthropics/anthropic-sdk-python/commit/f50e9106c002d71966f5f8027758b3d703999936))
+* **ci:** resolve assignment aliases in detect-breaking-changes ([f2c4925](https://github.com/anthropics/anthropic-sdk-python/commit/f2c49254941b4d700fe97cbe6bb85205b06a6460))
+* **sessions:** make event accumulator forward-compatible with new event types ([#533](https://github.com/anthropics/anthropic-sdk-python/issues/533)) ([cbbaf6e](https://github.com/anthropics/anthropic-sdk-python/commit/cbbaf6e46358d5c844eac01ed3c50a797daf93a7))
+* **tools:** let read return a view_range of a file over the size cap ([#538](https://github.com/anthropics/anthropic-sdk-python/issues/538)) ([b68e876](https://github.com/anthropics/anthropic-sdk-python/commit/b68e876345bde1ecc099ef245e87b1319dc8d080))
+* **tools:** preserve exact file bytes in the agent toolset and memory tool (no newline translation) ([#540](https://github.com/anthropics/anthropic-sdk-python/issues/540)) ([56921a8](https://github.com/anthropics/anthropic-sdk-python/commit/56921a8c04e0ec71192fcd22dd28db2a5e1306f7))
+* **webhooks:** require headers to be passed to `unwrap()` ([0baa902](https://github.com/anthropics/anthropic-sdk-python/commit/0baa90225359f6b4bec50476c19bb52c2ad4250d))
+
+
+### Documentation
+
+* **api:** clarify pagination on the organization rate-limit list endpoints ([1832b27](https://github.com/anthropics/anthropic-sdk-python/commit/1832b27d0751943640cb898bb77c088ea3f24acb))
+
 ## 1.1.0 (2026-08-26)
 
 Full Changelog: [v1.0.0...v1.1.0](https://github.com/anthropics/anthropic-sdk-python/compare/v1.0.0...v1.1.0)

pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "anthropic"
-version = "1.1.0"
+version = "1.2.0"
 description = "The official Python library for the anthropic API"
 dynamic = ["readme"]
 license = "MIT"

src/anthropic/_version.py

@@ -1,4 +1,4 @@
 # File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.
 
 __title__ = "anthropic"
-__version__ = "1.1.0"  # x-release-please-version
+__version__ = "1.2.0"  # x-release-please-version