ToolAssay

Certified extract

Certified extract: value + citation + archived-source sha256 + verification chain, Ed25519-signed. Refuses uncharged without evidence

Answeringour last check, 2026-09-24
1 of 1checks answered this week
4336 msmedian answer time
$0.25listed price per call
$0.25price it asked us

Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.

Endpoint

GET https://mearef.dev/v1/certified/:country/:series

CategorySearch and research
Provider hostmearef.dev
Networkseip155:8453
Payment schemesexact
Self-reported calls, 30 days1 from 1 payers (the provider's figure, not ours)

Our checks, last 30 days

DayResultHTTPAskedTime
2026-09-24 valid payment request 402$0.25 4336 ms

Example input (from the provider)

{
  "method": "GET",
  "pathParams": {
    "country": "sa",
    "series": "policy-rate"
  },
  "queryParams": {},
  "type": "http"
}

Promised output schema (from the provider)

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "properties": {
    "input": {
      "additionalProperties": false,
      "properties": {
        "method": {
          "enum": [
            "GET"
          ],
          "type": "string"
        },
        "pathParams": {
          "properties": {
            "country": {
              "description": "ISO country code",
              "enum": [
                "ae",
                "bh",
                "il",
                "iq",
                "jo",
                "kw",
                "om",
                "qa",
                "sa"
              ],
              "type": "string"
            },
            "series": {
              "description": "Reference series id",
              "enum": [
                "policy-rate",
                "vat",
                "vat-registration-threshold",
                "minimum-wage",
                "public-holidays",
                "cpi",
                "corporate-tax",
                "withholding-tax",
                "statutory-interest",
                "income-tax",
                "social-contributions"
              ],
              "type": "string"
            }
          },
          "required": [
            "country",
            "series"
          ],
          "type": "object"
        },
        "queryParams": {
          "additionalProperties": false,
          "properties": {},
          "type": "object"
        },
        "type": {
          "const": "http",
          "type": "string"
        }
      },
      "required": [
        "type",
        "method"
      ],
      "type": "object"
    }
  },
  "required": [
    "input"
  ],
  "type": "object"
}

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