{"ok":true,"name":"verified_brief_quote","description":"Returns the payment instructions (the unpaid HTTP 402) for the $1 verified brief; this tool never runs the brief or pays. To get the brief, pay the 402 over HTTP with x402 v2 (Base USDC only) at GET https://horizonpulse.dev/api/research/report/brief?q=... Verified brief, three question types only: Base or Ethereum gas (on-chain read), USDC supply on Ethereum and Base (on-chain totalSupply), or an x402 spec fact. For USDC on Base: charged only if at least 2 claims are confirmed in two sources as ","inputSchema":{"type":"object","$schema":"http://json-schema.org/draft-07/schema#","required":["q"],"properties":{"q":{"type":"string","description":"Question about Base or Ethereum gas, USDC supply on Ethereum and Base, or an x402 spec fact. No personal data."},"type":{"enum":["base_gas","eth_gas","usdc_supply","x402_spec"],"type":"string","description":"Optional: skip phrase matching and use this question type."}},"additionalProperties":false},"serverUrl":"https://horizonpulse.dev/mcp","transport":"http","handshake":"ok","host":"horizonpulse.dev","score":66,"grade":"B","auth":"x402","lastScannedAt":"2026-10-30T13:06:15.405Z","stale":false,"permalink":"https://agentboardai.app/mcp/horizonpulse.dev/verified_brief_quote","page":"https://agentboardai.app/site/horizonpulse.dev"}