docs：为 Dreams API、User Profiles API、Managed Agents API（memory store 描述）补充说明；改进 Dreams API 描述；简化 session thread agent type 描述；更新 beta messages 的 diagnostics 字段描述；新增 path 与 header 参数描述。
其他信息
完整变更对比：v1.7.0...v1.8.0。
发布说明中未提及任何性能数据或基准测试结果。
▸ Release Notes 英文原文（3134 字符）
## 1.8.0 (2026-09-22)
Full Changelog: [v1.7.0...v1.8.0](https://github.com/anthropics/anthropic-sdk-python/compare/v1.7.0...v1.8.0)
### Features
* **api:** add support for claude-opus-5-5, inline tool definitions and MCP tool-list pinning (beta) ([b5cc700](https://github.com/anthropics/anthropic-sdk-python/commit/b5cc70071a60def1d2e93f3634d1a595919007c8))
### Bug Fixes
* **api:** share one evaluated_permission enum across Managed Agents events ([f4f51c8](https://github.com/anthropics/anthropic-sdk-python/commit/f4f51c8d4c8d6d8ec8ed21775034ca3b3736d733))
* **streaming:** avoid a Python 3.13 crash at exit when a stream is left open ([af029bd](https://github.com/anthropics/anthropic-sdk-python/commit/af029bdfe4433ce209092b017834ff0eb4f44e79))
* **tools:** add_tools() takes effect straight away ([#874](https://github.com/anthropics/anthropic-sdk-python/issues/874)) ([06d0a6b](https://github.com/anthropics/anthropic-sdk-python/commit/06d0a6b7edf440b8561e6ee60b84aecde27391e0))
* **tools:** leave reply-only params off the tool runner's compaction request ([#871](https://github.com/anthropics/anthropic-sdk-python/issues/871)) ([4687310](https://github.com/anthropics/anthropic-sdk-python/commit/4687310822f40691a30afcfdf20956747fb38f5e))
### Chores
* **docs:** add descriptions to the Dreams API reference ([5574c63](https://github.com/anthropics/anthropic-sdk-python/commit/5574c63875d9940d62af912b6495f15256535673))
* **docs:** add descriptions to the User Profiles API reference ([5574c63](https://github.com/anthropics/anthropic-sdk-python/commit/5574c63875d9940d62af912b6495f15256535673))
* **docs:** add memory store descriptions to the Managed Agents API reference ([5574c63](https://github.com/anthropics/anthropic-sdk-python/commit/5574c63875d9940d62af912b6495f15256535673))
* **docs:** improve descriptions in the Dreams API reference ([1f5e477](https://github.com/anthropics/anthropic-sdk-python/commit/1f5e477a25f5a873480486a939d7e39529c55130))
* **docs:** simplify the session thread agent type description ([a45b7ec](https://github.com/anthropics/anthropic-sdk-python/commit/a45b7ec22441032c19be720f273af6313dd73f1e))
* **docs:** update diagnostics field descriptions on beta messages ([367750c](https://github.com/anthropics/anthropic-sdk-python/commit/367750c99c5daae6e28ed10b71db0410ced7c0f9))
* **internal:** fix tests ([70c8cbd](https://github.com/anthropics/anthropic-sdk-python/commit/70c8cbd86c4095379bc6bca925126a151396efd2))
* **internal:** remove mypy ([be01ed6](https://github.com/anthropics/anthropic-sdk-python/commit/be01ed6d7cd6798fbf442286ddc4cccc64a7a3ac))
* **tests:** update fixtures ([77f6df8](https://github.com/anthropics/anthropic-sdk-python/commit/77f6df825350e37018e2439c1178179e98e0bf96))
### Documentation
* add path and header parameter descriptions ([f429a30](https://github.com/anthropics/anthropic-sdk-python/commit/f429a301cb750f51002d2d18fb125aa43b7251c3))
### Refactors
* **client:** remove the request param transform in favour of the JSON encoder ([539422c](https://github.com/anthropics/anthropic-sdk-python/commit/539422cde127564a60d9bf1e700445f39e0cff33))
▸ 主项目介绍 · anthropics/anthropic-sdk-python
▸ README 原文（同步于 2026-07-19 13:24）
# Claude SDK for Python
[](https://pypi.org/project/anthropic/)
The Claude SDK for Python provides access to the [Claude API](https://docs.anthropic.com/en/api/) from Python applications.
## Documentation
Full documentation is available at **[platform.claude.com/docs/en/api/sdks/python](https://platform.claude.com/docs/en/api/sdks/python)**.
## Installation
```sh
pip install anthropic
```
## Getting started
```python
import os
from anthropic import Anthropic
client = Anthropic(
api_key=os.environ.get("ANTHROPIC_API_KEY"), # This is the default and can be omitted
)
message = client.messages.create(
max_tokens=1024,
messages=[
{
"role": "user",
"content": "Hello, Claude",
}
],
model="claude-opus-4-6",
)
print(message.content)
```
## Requirements
Python 3.9+
## Contributing
See [CONTRIBUTING.md](./CONTRIBUTING.md).
## License
This project is licensed under the MIT License. See the [LICENSE](LICENSE) file for details.