Synap for ChatGPT

com.synap402/synap-mcp

Open-model LLM inference for agents. Pay per call in USDC via x402 or API key. First call free.

client:ChatGPT transport:streamable-http runtime:npm tools:4

Install Synap in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://synap402.com/mcp

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