After finding the PHP MCPs were heavily focused on MCP servers I focused on building MCP SDK for PHP that covers the entire protocol and feature matches the TypeScript MCP.

It is on GitHub at https://github.com/dalehurley/php-mcp-sdk

Would appreciate contributions, feedback, what ever else (sponsorship from Anthropic would be nice).

I know there is an official one coming out, but it was taking too long, and it did not seem like they are aiming for the full spec implementation.

Currently working on the documentation website.

Dale