Google Trends interest over time for a keyword — worldwide search popularity as a monthly

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{
  "bazaar": {
    "category": "marketing",
    "info": {
      "input": {
        "method": "GET",
        "queryParams": {
          "keyword": "bitcoin"
        },
        "type": "http"
      },
      "output": {
        "example": {
          "keyword": "bitcoin",
          "queried_at": "2026-06-05T12:00:00Z",
          "series": [
            {
              "date": "2026-05-01",
              "value": 78
            }
          ]
        },
        "type": "json"
      }
    },
    "schema": {
      "$schema": "https://json-schema.org/draft/2020-12/schema",
      "properties": {
        "input": {
          "additionalProperties": false,
          "properties": {
            "method": {
              "enum": [
                "GET"
              ],
              "type": "string"
            },
            "queryParams": {
              "properties": {
                "keyword": {
                  "description": "Concise Google Trends seed term with meaningful search interest; not a question, instruction, or web-search request",
                  "maxLength": 100,
                  "type": "string"
                }
              },
              "required": [
                "keyword"
              ],
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            "type": {
              "const": "http",
              "type": "string"
            }
          },
          "required": [
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            "method"
          ],
          "type": "object"
        },
        "output": {
          "properties": {
            "example": {
              "properties": {
                "keyword": {
                  "description": "Echoed search keyword",
                  "type": "string"
                },
                "queried_at": {
                  "description": "UTC timestamp the upstream was queried",
                  "format": "date-time",
                  "type": "string"
                },
                "series": {
                  "description": "Monthly interest-over-time points, worldwide",
                  "items": {
                    "properties": {
                      "date": {
                        "description": "ISO date (YYYY-MM-DD)",
                        "format": "date",
                        "type": "string"
                      },
                      "value": {
                        "description": "Relative search-popularity index",
                        "type": "integer"
                      }
                    },
                    "required": [
                      "date",
                      "value"
                    ],
                    "type": "object"
                  },
                  "type": "array"
                }
              },
              "required": [
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                "queried_at",
                "series"
              ],
              "type": "object"
            },
            "type": {
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      },
      "required": [
        "input"
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      "type": "object"
    },
    "tags": [
      "google-trends",
      "interest-over-time",
      "keyword-research",
      "search-trends",
      "search-volume",
      "seo",
      "trend-analysis"
    ]
  }
}

curl "https://google-trends.use.x402atlas.com/trend"
# -> 402 Payment Required, accepts[] lists how to pay
# retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid

const res = await fetch("https://google-trends.use.x402atlas.com/trend");
if (res.status === 402) {
  const { accepts } = await res.json();
  // pay one of accepts[] via an x402 client, then retry with the payment header
}

import httpx
res = httpx.get("https://google-trends.use.x402atlas.com/trend")
if res.status_code == 402:
    accepts = res.json()["accepts"]
    # pay one of accepts[] via an x402 client, then retry with the payment header