{
  "tier": "free",
  "tool": "mention_pulse",
  "preview": {
    "term": "Bitcoin",
    "totalMentions": 21,
    "trend": "rising",
    "sentimentLabel": "neutral",
    "asOf": "2026-08-06T12:14:20.168Z"
  },
  "upgrade": "Pass ?key= (see /pricing) or pay per-call via x402 over MCP for the full result.",
  "x402": "/.well-known/x402"
}