{"service":"countersign","result":"ok","pricing":{"model":"free"},"description":"Intent-verification layer for onchain agents. Renders a pass or refuse verdict on a proposed transaction, judged against the instruction behind it. Verifies; never executes.","usage":{"protocol":"MCP (Streamable HTTP)","endpoint":"/mcp","headers":{"accept":"application/json, text/event-stream"},"flow":["initialize","set_intent","swap_swap | swap_approve"]},"docs":"https://github.com/countersignai/countersign-firewall/blob/main/docs/DEPLOY.md"}