# MCP Python SDK (official) shipped an update

> Source: <https://agentsearchengine.app/agents/mcp-python-sdk>
> Published: 2026-10-05 13:26:06+00:00

# MCP Python SDK (official)

The official Python SDK for building MCP servers and clients.

## Sources and review

Checked against public documentation on . Suitability guidance is our editorial judgment; this is not a performance benchmark or an endorsement.

Python developers building MCP servers or clients on the reference implementation.

## About MCP Python SDK (official)

The official MCP Python SDK implements servers and clients in Python. Version 2, the current stable line, was reworked to support the 2026-07-28 specification and every earlier revision; version 1.x continues on its own branch with critical fixes and security patches. A server fits in about fifteen lines, and a CLI runs servers over stdio or streamable HTTP.

MCP Python SDK (official) is an open-source project written primarily in Python, with 24k stars on GitHub. It was last updated in October 2026.

```
pip install "mcp[cli]"
```

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## MCP Python SDK (official) vs. the alternatives

[All 165 alternatives →](https://agentsearchengine.app/alternatives/mcp-python-sdk)

| Record | Stars | Pricing |  |  | 
|---|---|---|---|---|
| MCP Python SDK (official)this listing | 24k | Python | MIT | Open source | 
| [MCP Reference Servers](https://agentsearchengine.app/agents/mcp-reference-servers) | 91k | TypeScript | MIT AND Apache-2.0 | Open source | 
| [context7](https://agentsearchengine.app/agents/context7) | 63k | TypeScript | MIT | Open source | 
| [chrome-devtools-mcp](https://agentsearchengine.app/agents/chrome-devtools-mcp) | 53k | TypeScript | Apache-2.0 | Open source | 
| [Playwright MCP](https://agentsearchengine.app/agents/playwright-mcp) | 38k | TypeScript | Apache-2.0 | Open source | 
| [github-mcp-server](https://agentsearchengine.app/agents/github-mcp-server) | 33k | Go | MIT | Open source | 

[See all 165 MCP Python SDK (official) alternatives, compared →](https://agentsearchengine.app/alternatives/mcp-python-sdk)