Index onlineMerchant portal
Api Endpoint

Prediction Builder Feed

Polymarket API for builder stats. Ranks prediction market creators by volume, active users, verification, and period comparisons.

Open interactive test console

Offering

Provider
api.seerium.xyz
Method
GET
Offering type
Api Endpoint
Transport type
http
Category
Prediction Markets
Delivery
Not provided
Pricing model
Not provided
x402 version
2

Endpoint context

URL
https://api.seerium.xyz/v1/prediction/builders
MIME type
application/json
First seen
2026-10-16T01:51:40.954Z
Last seen
Tags
None supplied

Website

Payment pricing

x402 payment terms are the authoritative price for calling this endpoint.

Payment option 1
0.1 USDC
Atomic price: 100000 · Network: eip155:8453 · Asset: USDC · Scheme: exact
Payment option 2
0.1 USDC
Atomic price: 100000 · Network: solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp · Asset: USDC · Scheme: exact
Raw x402 terms
[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "100000",
    "payTo": "0x81832eEDe3a4ad96CB3D7cA09977636D912fd3D5"
  },
  {
    "scheme": "exact",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
    "amount": "100000",
    "payTo": "2h752kAbb9z1jpdSzqMEYg9JHv6TPJ6T2BfAJMyjLFtZ"
  }
]

Observed health

Status
Healthy
Latest latency
151 ms
Average latency
270 ms
HTTP status
402
Last checked
Reachability
100% over 14 checks

Latency is measured to the first response headers. A reachable result does not verify response accuracy or merchant identity.

Input schema

{
  "type": "object",
  "properties": {
    "type": {
      "type": "string",
      "const": "http"
    },
    "method": {
      "type": "string",
      "enum": [
        "GET"
      ]
    },
    "queryParams": {
      "type": "object",
      "properties": {
        "timePeriod": {
          "type": "string",
          "enum": [
            "DAY",
            "WEEK",
            "MONTH",
            "ALL"
          ],
          "description": "Optional Polymarket builder ranking period. Defaults to MONTH."
        },
        "limit": {
          "type": "number",
          "minimum": 1,
          "description": "Optional maximum ranked Polymarket builders to return. Defaults to 50."
        },
        "offset": {
          "type": "number",
          "minimum": 0,
          "description": "Optional pagination offset. Defaults to 0."
        }
      }
    }
  },
  "required": [
    "type",
    "method"
  ],
  "additionalProperties": false
}

Output schema

{
  "type": "object",
  "properties": {
    "type": {
      "type": "string"
    },
    "example": {
      "type": "object"
    }
  },
  "required": [
    "type"
  ]
}