{
  "service": "argentina-price-index",
  "ok": true,
  "note": "Payments are mocked (x402) in this sandbox; data is real.",
  "endpoints": {
    "GET /v1/headline": "free — latest index value (any ?method=)",
    "GET /v1/methods": "free — methodology comparison (Jevons/Carli/trimmed)",
    "GET /v1/index": "paid ($0.02) — full daily series (?method=, ?subcat=)",
    "GET /v1/categories": "paid ($0.02) — per-subcategory sub-indices",
    "GET /v1/latest": "paid ($0.02) — latest reading + methodology",
    "POST /mcp": "MCP JSON-RPC",
    "GET /openapi.json": "OpenAPI (MPP discovery)",
    "GET /.well-known/x402": "x402 paid-resource manifest",
    "GET /admin/stats?key=": "telemetry aggregates"
  }
}