ToolAssay

Market rankings with price, volume, market cap — filterable by category

Market rankings with price, volume, market cap — filterable by category

Answeringour last check, 2026-09-24
1 of 1checks answered this week
192 msmedian answer time
$0.002listed price per call
$0.002price 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://x402engine.app/api/crypto/markets

CategoryMarket data
Provider hostx402engine.app
Networkseip155:4326, eip155:8453, solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp
Payment schemesexact
Self-reported calls, 30 days2 from 2 payers (the provider's figure, not ours)

Our checks, last 30 days

DayResultHTTPAskedTime
2026-09-24 valid payment request 402$0.002 192 ms

Example input (from the provider)

{
  "method": "GET",
  "queryParams": {
    "category": "decentralized-finance-defi",
    "currency": "usd",
    "limit": 100,
    "order": "market_cap_desc",
    "page": 1
  },
  "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"
        },
        "queryParams": {
          "additionalProperties": false,
          "properties": {
            "category": {
              "description": "Filter by category ID",
              "example": "decentralized-finance-defi",
              "type": "string"
            },
            "currency": {
              "default": "usd",
              "description": "Fiat currency for pricing",
              "example": "usd",
              "type": "string"
            },
            "limit": {
              "default": 100,
              "description": "Number of results (1-250)",
              "example": 100,
              "type": "number"
            },
            "order": {
              "default": "market_cap_desc",
              "description": "Sort order",
              "example": "market_cap_desc",
              "type": "string"
            },
            "page": {
              "default": 1,
              "description": "Page number (1-500)",
              "example": 1,
              "type": "number"
            }
          },
          "type": "object"
        },
        "type": {
          "const": "http",
          "type": "string"
        }
      },
      "required": [
        "type",
        "method"
      ],
      "type": "object"
    }
  },
  "required": [
    "input"
  ],
  "type": "object"
}

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