Get monthly EDGAR-wide volume for any form since 2021 — S-1 as an IPO-pipeline proxy, Form

[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "payTo": "0xb3ba3Ca99F9742b32fC527CF62688C83b39AED8c",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "20000",
    "maxTimeoutSeconds": 300
  }
]

{
  "bazaar": {
    "info": {
      "input": {
        "method": "GET",
        "queryParams": {
          "form": "S-1"
        },
        "type": "http"
      },
      "output": {
        "example": {
          "as_of": "2026-08-31T16:30:00Z",
          "form": "S-1",
          "index_from": "2021-07-01",
          "index_to": "2026-08-28",
          "points": [
            {
              "count": 61,
              "month": "2026-07"
            },
            {
              "count": 58,
              "month": "2026-08"
            }
          ],
          "total": 119
        },
        "type": "json"
      }
    },
    "schema": {
      "$schema": "https://json-schema.org/draft/2020-12/schema",
      "properties": {
        "input": {
          "additionalProperties": false,
          "properties": {
            "method": {
              "enum": [
                "GET",
                "HEAD",
                "DELETE"
              ],
              "type": "string"
            },
            "queryParams": {
              "additionalProperties": false,
              "properties": {
                "form": {
                  "description": "e.g. S-1, 8-K, D, 13F-HR, 10-K",
                  "maxLength": 12,
                  "title": "Form",
                  "type": "string"
                },
                "since": {
                  "anyOf": [
                    {
                      "maxLength": 10,
                      "pattern": "^\\d{4}-\\d{2}-\\d{2}$",
                      "type": "string"
                    },
                    {
                      "type": "null"
                    }
                  ],
                  "default": null,
                  "description": "ISO date, YYYY-MM-DD (e.g. 2023-01-01); first filing date counted. Defaults to, and is clamped at, the start of index coverage reported as index_from.",
                  "title": "Since"
                }
              },
              "required": [
                "form"
              ],
              "title": "TrendIn",
              "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"
    }
  }
}

curl "https://answerpool.io/v1/sec/trends/form"
# -> 402 Payment Required, accepts[] lists how to pay
# retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid

const res = await fetch("https://answerpool.io/v1/sec/trends/form");
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://answerpool.io/v1/sec/trends/form")
if res.status_code == 402:
    accepts = res.json()["accepts"]
    # pay one of accepts[] via an x402 client, then retry with the payment header