# A CircuitPython MCP server

> Source: <https://blog.adafruit.com/2026/06/23/a-circuitpython-mcp-server/>
> Published: 2026-06-23 18:18:48+00:00

CircuitPython MCP Server is a minimal MCP JSON-RPC server helpers for CircuitPython projects using adafruit_httpserver. This library lets a CircuitPython board run a real MCP server directly on the device. The host computer is only used for deployment, serial logs, and testing. Implemented HTTP endpoints: GET /: JSON status POST /mcp: MCP JSON-RPC over HTTP […]