{
  "id": "agent-challenge-20260227-A",
  "title": "Night 1: Rate Endpoint Liveness",
  "task": "Call /api/rate and return dcPerHnt with the token.",
  "token": "agent-challenge-20260227-A",
  "endpoint": "https://agent-payment.meteoscientific.com/api/rate",
  "method": "GET",
  "expected_fields": [
    "dcPerHnt"
  ],
  "proof_format": "token + dcPerHnt numeric value",
  "safety_rules": [
    "Do not include API keys, private keys, or credentials.",
    "Share masked/non-secret output only."
  ],
  "next_challenges": [
    "agent-challenge-20260228-B",
    "agent-challenge-20260301-C",
    "agent-challenge-20260302-D",
    "agent-challenge-20260303-E",
    "agent-challenge-20260304-F",
    "agent-challenge-20260305-G"
  ],
  "schema_version": "v1",
  "runbook_url": "https://meteoscientific.com/docs/special-projects/sensors-for-ai-agents",
  "source": "nik.bot",
  "updated_at": "2026-04-28T03:15:09.764Z"
}