seo.openverbs.com

Live 402 challenge

Captured by the enrichment pass, not read just now. Prices can change — always read the 402 the endpoint answers with.

{
  "hint": "Use a supported wallet to pay for this resource using one of the supported payment methods returned in the WWW-Authenticate header. See https://mpp.dev/tools/wallet.md",
  "type": "https://paymentauth.org/problems/payment-required",
  "title": "Payment Required",
  "detail": "Payment is required (Get Google monthly search volume history for a list of keywords, back to 2019: a per-keyword month-by-month search-volume time series plus current CPC and competition. For spotting seasonality, demand trends and momentum that a single keyword-overview snapshot misses. Up to 10 keywords per call; unknown keywords are omitted.).",
  "status": 402,
  "extensions": {
    "bazaar": {
      "info": {
        "input": {
          "body": {
            "keywords": [
              "example"
            ],
            "languageCode": "US",
            "locationCode": 1
          },
          "type": "http",
          "bodyType": "json"
        },
        "output": {
          "type": "json",
          "example": {
            "total": 1,
            "results": [
              {
                "cpc": 0.78,
                "volume": 301000,
                "history": [
                  {
                    "date": "2024-01",
                    "volume": 246000
                  },
                  {
                    "date": "2024-02",
                    "volume": 301000
                  }
                ],
                "keyword": "running shoes",
                "competition": 0.6,
                "competitionLevel": "MEDIUM"
              }
            ]
          }
        }
      },
      "schema": {
        "type": "object",
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "required": [
          "input"
        ],
        "properties": {
          "input": {
            "type": "object",
            "required": [
              "type",
              "method",
              "bodyType",
              "body"
            ],
            "properties": {
              "body": {
                "type": "object",
                "required": [
                  "keywords"
                ],
                "properties": {
                  "keywords": {
                    "type": "array",
                    "items": {
                      "type": "string",
                      "maxLength": 80,
                      "minLength": 1
                    },
                    "maxItems": 10,
                    "minItems": 1,
                    "description": "Keywords to look up (up to 10)."
                  },
                  "languageCode": {
                    "type": "string",
                    "pattern": "^[A-Za-z]{2}$",
                    "description": "Language code (2-letter). Defaults to en."
                  },
                  "locationCode": {
                    "type": "integer",
                    "description": "DataForSEO location code. Defaults to 2840 (United States)."
                  }
                },
                "additionalProperties": false
              },
              "type": {
                "type": "string",
                "const": "http"
              },
              "method": {
                "enum": [
                  "POST",
                  "PUT",
                  "PATCH"
                ],
                "type": "string"
              },
              "bodyType": {
                "enum": [
                  "json",
                  "form-data",
                  "text"
                ],
                "type": "string"
              }
            },
            "additionalProperties": false
          },
          "output": {
            "type": "object",
            "required": [
              "type"
            ],
            "properties": {
              "type": {
                "type": "string"
              },
              "example": {
                "type": "object"
              }
            }
          }
        }
      }
    }
  },
  "challengeId": "HCjZibo7mNXHtP0_js4FqyHnJmykSwrLXOn5Nafb0Bo"
}

Accepts

The payment requirements as published to the catalog. Read the live 402 before paying — a price here is a claim, not a quote.

[
  {
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "extra": {
      "name": "USD Coin",
      "version": "2"
    },
    "payTo": "0xb3f4de103F34b99f0Da19B4F16D6B53a14C2194A",
    "scheme": "exact",
    "network": "eip155:8453",
    "mimeType": "application/json",
    "resource": "https://seo.openverbs.com/v1/keyword-volume-history",
    "description": "",
    "maxAmountRequired": "150000",
    "maxTimeoutSeconds": 300
  }
]

Provenance

Seen in the source catalog

2026-10-17 12:17Z

Last indexed by Roundhouse

2026-10-24 11:15Z

Last enriched (probe, favicon, geo)

2026-10-10 19:46Z

x402 version

1

Max timeout

300s

Liveness probe

HTTP 402