MetaMask Embedded Wallets (Web3Auth) MCP for ChatGPT

io.github.web3auth/mcp-server

Helps AI coding agents integrate MetaMask Embedded Wallets (Web3Auth) SDKs.

client:ChatGPT transport:streamable-http tools:5

Install MetaMask Embedded Wallets (Web3Auth) MCP in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://mcp.web3auth.io

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