ChatGPT

MACH Base for ChatGPT

io.github.thealiphant/mach-base

17 Base data tools for agents over Streamable HTTP MCP. Pay per call in USDC via x402; no API key.

client:ChatGPT transport:streamable-http tools:17

Install MACH Base in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://api.mach.gallery/mcp

Custom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs

What ChatGPT can do once it is connected

MACH Base in other clients

MACH Base MCP server