{
  "x402Version": 2,
  "id": 3963,
  "slug": "3963",
  "resource": "https://data.greeneris.io/v1/oecd/cpi",
  "description": "Headline national CPI, year-on-year growth rate (%), monthly, from the official OECD SDMX API (dataset DSD_PRICES@DF_PRICES_ALL). Complements Eurostat HICP with USA, GBR, JPN, CAN and other OECD economies under one methodology. Query: ?country=USA (REF_AREA code) &last_n=12 (1-24 months, default 1). Returns date-sorted observations plus the latest print; 24h cache. Recency varies by country; series older than 18 months are refused (502, not charged). Data: OECD, CC BY 4.0.",
  "type": "http",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0x6ab8efe305cce67daa48c97bde29c04402822dff",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "2000",
      "maxTimeoutSeconds": 300
    }
  ],
  "outputSchema": {
    "bazaar": {
      "info": {
        "input": {
          "method": "GET",
          "queryParams": {
            "country": "USA",
            "last_n": 3
          },
          "type": "http"
        },
        "output": {
          "example": {
            "country": "FRA",
            "country_name": "France",
            "latest_annual_rate_percent": 0.9021049,
            "latest_period": "2025-12",
            "measure": "Consumer price index, all items, annual growth rate, percent",
            "observations": [
              {
                "annual_rate_percent": 0.7919967,
                "period": "2025-11"
              },
              {
                "annual_rate_percent": 0.9021049,
                "period": "2025-12"
              }
            ],
            "source": "OECD Data Explorer, dataset DSD_PRICES@DF_PRICES_ALL (CC BY 4.0)"
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "method": {
                "enum": [
                  "GET",
                  "HEAD",
                  "DELETE"
                ],
                "type": "string"
              },
              "queryParams": {
                "properties": {
                  "country": {
                    "default": "USA",
                    "description": "OECD REF_AREA code (USA, GBR, JPN, FRA...)",
                    "type": "string"
                  },
                  "last_n": {
                    "default": 1,
                    "description": "Number of most recent months (1-24)",
                    "type": "integer"
                  }
                },
                "type": "object"
              },
              "type": {
                "const": "http",
                "type": "string"
              }
            },
            "required": [
              "type",
              "method"
            ],
            "type": "object"
          },
          "output": {
            "properties": {
              "example": {
                "type": "object"
              },
              "type": {
                "type": "string"
              }
            },
            "required": [
              "type"
            ],
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    }
  },
  "tags": [
    "bazaar"
  ],
  "sourceHost": "data.greeneris.io",
  "lastUpdated": "2026-08-27T15:12:24.1Z",
  "quality": {
    "calls30d": 1,
    "uniquePayers30d": 1,
    "lastCalledAt": "2026-08-27T15:12:23.882Z"
  },
  "liveness": {},
  "verified": false,
  "featured": false,
  "provider": {
    "host": "data.greeneris.io",
    "manifest_name": "data.greeneris.io",
    "source": "cdp-mirror",
    "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources",
    "submitted_at": "2026-09-18T22:00:31.484Z"
  }
}