ZEAM Prism MCP for ChatGPT

com.zeamprism/prism-mcp

Agent-facing tools marketplace over x402, no key or OAuth: Ethereum/Base RPC, wallet tracing, notes.

client:ChatGPT transport:streamable-http tools:11

Install ZEAM Prism MCP in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://mcp.zeamprism.com/mcp

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