FETCH402
← Protocol index

Resource / 219

healthy

Unnamed resource.

GET https://pro-api.coinmarketcap.com/x402/v3/cryptocurrency/quotes/latest ↗

Get the latest market quotes for one or more cryptocurrencies.

Eligibility
probeable
Failures
0
Last quote
2026-08-12 22:00:01 UTC
Last probe
2026-08-12 22:00:01 UTC
Payment requirements / accepts[] 7 options
State Network Scheme Atomic amount Asset payTo / untrusted
active eip155:56 exact 10000000000000000 0xcE24439F2D9C6a2289F741120FE202248B666666 0x3C5f3a6cE224BB89D72f5EB4232ecC27F67B3eeA
active eip155:56 exact 10000000000000000 0xcE24439F2D9C6a2289F741120FE202248B666666 0x3C5f3a6cE224BB89D72f5EB4232ecC27F67B3eeA
active eip155:8453 exact 10000 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 0x3C5f3a6cE224BB89D72f5EB4232ecC27F67B3eeA
active eip155:56 exact 10000000000000000 0x8AC76a51cc950d9822D68b83fE1Ad97B32Cd580d 0x3C5f3a6cE224BB89D72f5EB4232ecC27F67B3eeA
active eip155:56 exact 10000000000000000 0x8d0D000Ee44948FC98c9B98A4FA4921476f08B0d 0x3C5f3a6cE224BB89D72f5EB4232ecC27F67B3eeA
active eip155:56 exact 10000000000000000 0x8d0D000Ee44948FC98c9B98A4FA4921476f08B0d 0x3C5f3a6cE224BB89D72f5EB4232ecC27F67B3eeA
active eip155:56 exact 10000000000000000 0x55d398326f99059fF775485246999027B3197955 0x3C5f3a6cE224BB89D72f5EB4232ecC27F67B3eeA

All advertised payment options are stored. Base (`eip155:8453`) is the operational network for ranking and canaries; non-Base options remain visible for transparency.

Probe evidence 1 recent
healthy 2026-08-12 22:00:01 UTC GET · HTTP 402 · 11ms · accepts 7 · base 1 ok
Request
GET https://pro-api.coinmarketcap.com/x402/v3/cryptocurrency/quotes/latest
Robots
error
Note
robots_error:{:robots_http_status, 404};http_402;accepts=7;base=1
Accepts fingerprint
df3f7958d0327db47c621b42191cc448aa2b1c02b02fe54f081db29b9c0183da

Accepts snapshot

[
  {
    "amount": "10000000000000000",
    "asset": "0xcE24439F2D9C6a2289F741120FE202248B666666",
    "assetTransferMethod": "permit2-exact",
    "extra": {
      "assetTransferMethod": "permit2-exact",
      "name": "United Stables",
      "signerAddress": "0x34F7a661160780Ce1346e6D7B96D2bE244590899",
      "spenderAddress": "0x3038f7ac3b4D1a3fe886BdCB5cD01e9f6BDd8633",
      "version": "1",
      "x402PaymentConfigId": "69ef242e50455dcce02f3061"
    },
    "maxTimeoutSeconds": 30,
    "network": "eip155:56",
    "payTo": "0x3C5f3a6cE224BB89D72f5EB4232ecC27F67B3eeA",
    "paymentFlow": null,
    "raw": {
      "amount": "10000000000000000",
      "asset": "0xcE24439F2D9C6a2289F741120FE202248B666666",
      "extra": {
        "assetTransferMethod": "permit2-exact",
        "name": "United Stables",
        "signerAddress": "0x34F7a661160780Ce1346e6D7B96D2bE244590899",
        "spenderAddress": "0x3038f7ac3b4D1a3fe886BdCB5cD01e9f6BDd8633",
        "version": "1",
        "x402PaymentConfigId": "69ef242e50455dcce02f3061"
      },
      "maxTimeoutSeconds": 30,
      "max_timeout_seconds": 30,
      "network": "eip155:56",
      "payTo": "0x3C5f3a6cE224BB89D72f5EB4232ecC27F67B3eeA",
      "pay_to": "0x3C5f3a6cE224BB89D72f5EB4232ecC27F67B3eeA",
      "scheme": "exact"
    },
    "scheme": "exact"
  },
  {
    "amount": "10000000000000000",
    "asset": "0xcE24439F2D9C6a2289F741120FE202248B666666",
    "assetTransferMethod": "eip3009",
    "extra": {
      "assetTransferMethod": "eip3009",
      "name": "United Stables",
      "signerAddress": "0x34F7a661160780Ce1346e6D7B96D2bE244590899",
      "version": "1",
      "x402PaymentConfigId": "69ef242e50455dcce02f2e77"
    },
    "maxTimeoutSeconds": 30,
    "network": "eip155:56",
    "payTo": "0x3C5f3a6cE224BB89D72f5EB4232ecC27F67B3eeA",
    "paymentFlow": null,
    "raw": {
      "amount": "10000000000000000",
      "asset": "0xcE24439F2D9C6a2289F741120FE202248B666666",
      "extra": {
        "assetTransferMethod": "eip3009",
        "name": "United Stables",
        "signerAddress": "0x34F7a661160780Ce1346e6D7B96D2bE244590899",
        "version": "1",
        "x402PaymentConfigId": "69ef242e50455dcce02f2e77"
      },
      "maxTimeoutSeconds": 30,
      "max_timeout_seconds": 30,
      "network": "eip155:56",
      "payTo": "0x3C5f3a6cE224BB89D72f5EB4232ecC27F67B3eeA",
      "pay_to": "0x3C5f3a6cE224BB89D72f5EB4232ecC27F67B3eeA",
      "scheme": "exact"
    },
    "scheme": "exact"
  },
  {
    "amount": "10000",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "assetTransferMethod": "eip3009",
    "extra": {
      "assetTransferMethod": "eip3009",
      "name": "USD Coin",
      "version": "2",
      "x402PaymentConfigId": "699dbab79f32ffde650104aa"
    },
    "maxTimeoutSeconds": 30,
    "network": "eip155:8453",
    "payTo": "0x3C5f3a6cE224BB89D72f5EB4232ecC27F67B3eeA",
    "paymentFlow": null,
    "raw": {
      "amount": "10000",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "extra": {
        "assetTransferMethod": "eip3009",
        "name": "USD Coin",
        "version": "2",
        "x402PaymentConfigId": "699dbab79f32ffde650104aa"
      },
      "maxTimeoutSeconds": 30,
      "max_timeout_seconds": 30,
      "network": "eip155:8453",
      "payTo": "0x3C5f3a6cE224BB89D72f5EB4232ecC27F67B3eeA",
      "pay_to": "0x3C5f3a6cE224BB89D72f5EB4232ecC27F67B3eeA",
      "scheme": "exact"
    },
    "scheme": "exact"
  },
  {
    "amount": "10000000000000000",
    "asset": "0x8AC76a51cc950d9822D68b83fE1Ad97B32Cd580d",
    "assetTransferMethod": "permit2-exact",
    "extra": {
      "assetTransferMethod": "permit2-exact",
      "name": "USD Coin",
      "signerAddress": "0x34F7a661160780Ce1346e6D7B96D2bE244590899",
      "spenderAddress": "0x3038f7ac3b4D1a3fe886BdCB5cD01e9f6BDd8633",
      "version": "1",
      "x402PaymentConfigId": "69ef242f50455dcce02f4530"
    },
    "maxTimeoutSeconds": 30,
    "network": "eip155:56",
    "payTo": "0x3C5f3a6cE224BB89D72f5EB4232ecC27F67B3eeA",
    "paymentFlow": null,
    "raw": {
      "amount": "10000000000000000",
      "asset": "0x8AC76a51cc950d9822D68b83fE1Ad97B32Cd580d",
      "extra": {
        "assetTransferMethod": "permit2-exact",
        "name": "USD Coin",
        "signerAddress": "0x34F7a661160780Ce1346e6D7B96D2bE244590899",
        "spenderAddress": "0x3038f7ac3b4D1a3fe886BdCB5cD01e9f6BDd8633",
        "version": "1",
        "x402PaymentConfigId": "69ef242f50455dcce02f4530"
      },
      "maxTimeoutSeconds": 30,
      "max_timeout_seconds": 30,
      "network": "eip155:56",
      "payTo": "0x3C5f3a6cE224BB89D72f5EB4232ecC27F67B3eeA",
      "pay_to": "0x3C5f3a6cE224BB89D72f5EB4232ecC27F67B3eeA",
      "scheme": "exact"
    },
    "scheme": "exact"
  },
  {
    "amount": "10000000000000000",
    "asset": "0x8d0D000Ee44948FC98c9B98A4FA4921476f08B0d",
    "assetTransferMethod": "permit2-exact",
    "extra": {
      "assetTransferMethod": "permit2-exact",
      "name": "World Liberty Financial USD",
      "signerAddress": "0x34F7a661160780Ce1346e6D7B96D2bE244590899",
      "spenderAddress": "0x3038f7ac3b4D1a3fe886BdCB5cD01e9f6BDd8633",
      "version": "1",
      "x402PaymentConfigId": "6a0c0019f37d0e2f6c9a3610"
    },
    "maxTimeoutSeconds": 30,
    "network": "eip155:56",
    "payTo": "0x3C5f3a6cE224BB89D72f5EB4232ecC27F67B3eeA",
    "paymentFlow": null,
    "raw": {
      "amount": "10000000000000000",
      "asset": "0x8d0D000Ee44948FC98c9B98A4FA4921476f08B0d",
      "extra": {
        "assetTransferMethod": "permit2-exact",
        "name": "World Liberty Financial USD",
        "signerAddress": "0x34F7a661160780Ce1346e6D7B96D2bE244590899",
        "spenderAddress": "0x3038f7ac3b4D1a3fe886BdCB5cD01e9f6BDd8633",
        "version": "1",
        "x402PaymentConfigId": "6a0c0019f37d0e2f6c9a3610"
      },
      "maxTimeoutSeconds": 30,
      "max_timeout_seconds": 30,
      "network": "eip155:56",
      "payTo": "0x3C5f3a6cE224BB89D72f5EB4232ecC27F67B3eeA",
      "pay_to": "0x3C5f3a6cE224BB89D72f5EB4232ecC27F67B3eeA",
      "scheme": "exact"
    },
    "scheme": "exact"
  },
  {
    "amount": "10000000000000000",
    "asset": "0x8d0D000Ee44948FC98c9B98A4FA4921476f08B0d",
    "assetTransferMethod": "eip3009",
    "extra": {
      "assetTransferMethod": "eip3009",
      "name": "World Liberty Financial USD",
      "signerAddress": "0x34F7a661160780Ce1346e6D7B96D2bE244590899",
      "version": "1",
      "x402PaymentConfigId": "6a0c0062f37d0e2f6c9a3612"
    },
    "maxTimeoutSeconds": 30,
    "network": "eip155:56",
    "payTo": "0x3C5f3a6cE224BB89D72f5EB4232ecC27F67B3eeA",
    "paymentFlow": null,
    "raw": {
      "amount": "10000000000000000",
      "asset": "0x8d0D000Ee44948FC98c9B98A4FA4921476f08B0d",
      "extra": {
        "assetTransferMethod": "eip3009",
        "name": "World Liberty Financial USD",
        "signerAddress": "0x34F7a661160780Ce1346e6D7B96D2bE244590899",
        "version": "1",
        "x402PaymentConfigId": "6a0c0062f37d0e2f6c9a3612"
      },
      "maxTimeoutSeconds": 30,
      "max_timeout_seconds": 30,
      "network": "eip155:56",
      "payTo": "0x3C5f3a6cE224BB89D72f5EB4232ecC27F67B3eeA",
      "pay_to": "0x3C5f3a6cE224BB89D72f5EB4232ecC27F67B3eeA",
      "scheme": "exact"
    },
    "scheme": "exact"
  },
  {
    "amount": "10000000000000000",
    "asset": "0x55d398326f99059fF775485246999027B3197955",
    "assetTransferMethod": "permit2-exact",
    "extra": {
      "assetTransferMethod": "permit2-exact",
      "name": "Tether USD",
      "signerAddress": "0x34F7a661160780Ce1346e6D7B96D2bE244590899",
      "spenderAddress": "0x3038f7ac3b4D1a3fe886BdCB5cD01e9f6BDd8633",
      "version": "1",
      "x402PaymentConfigId": "69ef242f50455dcce02f3c2f"
    },
    "maxTimeoutSeconds": 30,
    "network": "eip155:56",
    "payTo": "0x3C5f3a6cE224BB89D72f5EB4232ecC27F67B3eeA",
    "paymentFlow": null,
    "raw": {
      "amount": "10000000000000000",
      "asset": "0x55d398326f99059fF775485246999027B3197955",
      "extra": {
        "assetTransferMethod": "permit2-exact",
        "name": "Tether USD",
        "signerAddress": "0x34F7a661160780Ce1346e6D7B96D2bE244590899",
        "spenderAddress": "0x3038f7ac3b4D1a3fe886BdCB5cD01e9f6BDd8633",
        "version": "1",
        "x402PaymentConfigId": "69ef242f50455dcce02f3c2f"
      },
      "maxTimeoutSeconds": 30,
      "max_timeout_seconds": 30,
      "network": "eip155:56",
      "payTo": "0x3C5f3a6cE224BB89D72f5EB4232ecC27F67B3eeA",
      "pay_to": "0x3C5f3a6cE224BB89D72f5EB4232ecC27F67B3eeA",
      "scheme": "exact"
    },
    "scheme": "exact"
  }
]

PaymentRequired raw 

{
  "accepts": [
    {
      "amount": "10000000000000000",
      "asset": "0xcE24439F2D9C6a2289F741120FE202248B666666",
      "extra": {
        "assetTransferMethod": "permit2-exact",
        "name": "United Stables",
        "signerAddress": "0x34F7a661160780Ce1346e6D7B96D2bE244590899",
        "spenderAddress": "0x3038f7ac3b4D1a3fe886BdCB5cD01e9f6BDd8633",
        "version": "1",
        "x402PaymentConfigId": "69ef242e50455dcce02f3061"
      },
      "maxTimeoutSeconds": 30,
      "network": "eip155:56",
      "payTo": "0x3C5f3a6cE224BB89D72f5EB4232ecC27F67B3eeA",
      "scheme": "exact"
    },
    {
      "amount": "10000000000000000",
      "asset": "0xcE24439F2D9C6a2289F741120FE202248B666666",
      "extra": {
        "assetTransferMethod": "eip3009",
        "name": "United Stables",
        "signerAddress": "0x34F7a661160780Ce1346e6D7B96D2bE244590899",
        "version": "1",
        "x402PaymentConfigId": "69ef242e50455dcce02f2e77"
      },
      "maxTimeoutSeconds": 30,
      "network": "eip155:56",
      "payTo": "0x3C5f3a6cE224BB89D72f5EB4232ecC27F67B3eeA",
      "scheme": "exact"
    },
    {
      "amount": "10000",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "extra": {
        "assetTransferMethod": "eip3009",
        "name": "USD Coin",
        "version": "2",
        "x402PaymentConfigId": "699dbab79f32ffde650104aa"
      },
      "maxTimeoutSeconds": 30,
      "network": "eip155:8453",
      "payTo": "0x3C5f3a6cE224BB89D72f5EB4232ecC27F67B3eeA",
      "scheme": "exact"
    },
    {
      "amount": "10000000000000000",
      "asset": "0x8AC76a51cc950d9822D68b83fE1Ad97B32Cd580d",
      "extra": {
        "assetTransferMethod": "permit2-exact",
        "name": "USD Coin",
        "signerAddress": "0x34F7a661160780Ce1346e6D7B96D2bE244590899",
        "spenderAddress": "0x3038f7ac3b4D1a3fe886BdCB5cD01e9f6BDd8633",
        "version": "1",
        "x402PaymentConfigId": "69ef242f50455dcce02f4530"
      },
      "maxTimeoutSeconds": 30,
      "network": "eip155:56",
      "payTo": "0x3C5f3a6cE224BB89D72f5EB4232ecC27F67B3eeA",
      "scheme": "exact"
    },
    {
      "amount": "10000000000000000",
      "asset": "0x8d0D000Ee44948FC98c9B98A4FA4921476f08B0d",
      "extra": {
        "assetTransferMethod": "permit2-exact",
        "name": "World Liberty Financial USD",
        "signerAddress": "0x34F7a661160780Ce1346e6D7B96D2bE244590899",
        "spenderAddress": "0x3038f7ac3b4D1a3fe886BdCB5cD01e9f6BDd8633",
        "version": "1",
        "x402PaymentConfigId": "6a0c0019f37d0e2f6c9a3610"
      },
      "maxTimeoutSeconds": 30,
      "network": "eip155:56",
      "payTo": "0x3C5f3a6cE224BB89D72f5EB4232ecC27F67B3eeA",
      "scheme": "exact"
    },
    {
      "amount": "10000000000000000",
      "asset": "0x8d0D000Ee44948FC98c9B98A4FA4921476f08B0d",
      "extra": {
        "assetTransferMethod": "eip3009",
        "name": "World Liberty Financial USD",
        "signerAddress": "0x34F7a661160780Ce1346e6D7B96D2bE244590899",
        "version": "1",
        "x402PaymentConfigId": "6a0c0062f37d0e2f6c9a3612"
      },
      "maxTimeoutSeconds": 30,
      "network": "eip155:56",
      "payTo": "0x3C5f3a6cE224BB89D72f5EB4232ecC27F67B3eeA",
      "scheme": "exact"
    },
    {
      "amount": "10000000000000000",
      "asset": "0x55d398326f99059fF775485246999027B3197955",
      "extra": {
        "assetTransferMethod": "permit2-exact",
        "name": "Tether USD",
        "signerAddress": "0x34F7a661160780Ce1346e6D7B96D2bE244590899",
        "spenderAddress": "0x3038f7ac3b4D1a3fe886BdCB5cD01e9f6BDd8633",
        "version": "1",
        "x402PaymentConfigId": "69ef242f50455dcce02f3c2f"
      },
      "maxTimeoutSeconds": 30,
      "network": "eip155:56",
      "payTo": "0x3C5f3a6cE224BB89D72f5EB4232ecC27F67B3eeA",
      "scheme": "exact"
    }
  ],
  "error": "Payment required",
  "resource": {
    "description": "Get the latest market quotes for one or more cryptocurrencies.",
    "mimeType": "application/json",
    "url": "https://pro-api.coinmarketcap.com/x402/v3/cryptocurrency/quotes/latest"
  },
  "x402Version": 2
}

Response headers

{
  "connection": "keep-alive",
  "content-length": "3191",
  "content-type": "application/json",
  "date": "Wed, 12 Aug 2026 22:00:01 GMT",
  "payment-required": "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",
  "server": "Tengine",
  "via": "1.1 e2cb9339c523d170f53dc64537b22e10.cloudfront.net (CloudFront)",
  "x-amz-cf-id": "TiMGtc1rR_lTdN3Lj0WHlOjpdFE10EiKjrx9mpwKONHgboUFrsONtA==",
  "x-amz-cf-pop": "IAD55-P7",
  "x-cache": "Error from cloudfront",
  "x-envoy-decorator-operation": "cmc-pro-api-service.cmc-backend.svc.cluster.local:9700/*",
  "x-envoy-upstream-service-time": "1"
}

Response body 

{
  "accepts": [
    {
      "amount": "10000000000000000",
      "asset": "0xcE24439F2D9C6a2289F741120FE202248B666666",
      "extra": {
        "assetTransferMethod": "permit2-exact",
        "name": "United Stables",
        "signerAddress": "0x34F7a661160780Ce1346e6D7B96D2bE244590899",
        "spenderAddress": "0x3038f7ac3b4D1a3fe886BdCB5cD01e9f6BDd8633",
        "version": "1",
        "x402PaymentConfigId": "69ef242e50455dcce02f3061"
      },
      "maxTimeoutSeconds": 30,
      "network": "eip155:56",
      "payTo": "0x3C5f3a6cE224BB89D72f5EB4232ecC27F67B3eeA",
      "scheme": "exact"
    },
    {
      "amount": "10000000000000000",
      "asset": "0xcE24439F2D9C6a2289F741120FE202248B666666",
      "extra": {
        "assetTransferMethod": "eip3009",
        "name": "United Stables",
        "signerAddress": "0x34F7a661160780Ce1346e6D7B96D2bE244590899",
        "version": "1",
        "x402PaymentConfigId": "69ef242e50455dcce02f2e77"
      },
      "maxTimeoutSeconds": 30,
      "network": "eip155:56",
      "payTo": "0x3C5f3a6cE224BB89D72f5EB4232ecC27F67B3eeA",
      "scheme": "exact"
    },
    {
      "amount": "10000",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "extra": {
        "assetTransferMethod": "eip3009",
        "name": "USD Coin",
        "version": "2",
        "x402PaymentConfigId": "699dbab79f32ffde650104aa"
      },
      "maxTimeoutSeconds": 30,
      "network": "eip155:8453",
      "payTo": "0x3C5f3a6cE224BB89D72f5EB4232ecC27F67B3eeA",
      "scheme": "exact"
    },
    {
      "amount": "10000000000000000",
      "asset": "0x8AC76a51cc950d9822D68b83fE1Ad97B32Cd580d",
      "extra": {
        "assetTransferMethod": "permit2-exact",
        "name": "USD Coin",
        "signerAddress": "0x34F7a661160780Ce1346e6D7B96D2bE244590899",
        "spenderAddress": "0x3038f7ac3b4D1a3fe886BdCB5cD01e9f6BDd8633",
        "version": "1",
        "x402PaymentConfigId": "69ef242f50455dcce02f4530"
      },
      "maxTimeoutSeconds": 30,
      "network": "eip155:56",
      "payTo": "0x3C5f3a6cE224BB89D72f5EB4232ecC27F67B3eeA",
      "scheme": "exact"
    },
    {
      "amount": "10000000000000000",
      "asset": "0x8d0D000Ee44948FC98c9B98A4FA4921476f08B0d",
      "extra": {
        "assetTransferMethod": "permit2-exact",
        "name": "World Liberty Financial USD",
        "signerAddress": "0x34F7a661160780Ce1346e6D7B96D2bE244590899",
        "spenderAddress": "0x3038f7ac3b4D1a3fe886BdCB5cD01e9f6BDd8633",
        "version": "1",
        "x402PaymentConfigId": "6a0c0019f37d0e2f6c9a3610"
      },
      "maxTimeoutSeconds": 30,
      "network": "eip155:56",
      "payTo": "0x3C5f3a6cE224BB89D72f5EB4232ecC27F67B3eeA",
      "scheme": "exact"
    },
    {
      "amount": "10000000000000000",
      "asset": "0x8d0D000Ee44948FC98c9B98A4FA4921476f08B0d",
      "extra": {
        "assetTransferMethod": "eip3009",
        "name": "World Liberty Financial USD",
        "signerAddress": "0x34F7a661160780Ce1346e6D7B96D2bE244590899",
        "version": "1",
        "x402PaymentConfigId": "6a0c0062f37d0e2f6c9a3612"
      },
      "maxTimeoutSeconds": 30,
      "network": "eip155:56",
      "payTo": "0x3C5f3a6cE224BB89D72f5EB4232ecC27F67B3eeA",
      "scheme": "exact"
    },
    {
      "amount": "10000000000000000",
      "asset": "0x55d398326f99059fF775485246999027B3197955",
      "extra": {
        "assetTransferMethod": "permit2-exact",
        "name": "Tether USD",
        "signerAddress": "0x34F7a661160780Ce1346e6D7B96D2bE244590899",
        "spenderAddress": "0x3038f7ac3b4D1a3fe886BdCB5cD01e9f6BDd8633",
        "version": "1",
        "x402PaymentConfigId": "69ef242f50455dcce02f3c2f"
      },
      "maxTimeoutSeconds": 30,
      "network": "eip155:56",
      "payTo": "0x3C5f3a6cE224BB89D72f5EB4232ecC27F67B3eeA",
      "scheme": "exact"
    }
  ],
  "error": "Payment required",
  "resource": {
    "description": "Get the latest market quotes for one or more cryptocurrencies.",
    "mimeType": "application/json",
    "url": "https://pro-api.coinmarketcap.com/x402/v3/cryptocurrency/quotes/latest"
  },
  "x402Version": 2
}

Request headers

{
  "accept": "*/*",
  "user-agent": "Fetch402Bot/0.1 (+https://fetch402.com/crawler; contact: crawler@fetch402.com)"
}

Machine contract

Schemas.

InputJSON
{
  "discoverable": true,
  "method": "GET",
  "queryParams": {
    "convert": "USD",
    "id": "1,1027"
  },
  "type": "http"
}
OutputJSON
{
  "example": {
    "data": {
      "1": {
        "circulating_supply": 19830000,
        "cmc_rank": 1,
        "date_added": "2010-07-13T00:00:00.000Z",
        "id": 1,
        "is_active": 1,
        "last_updated": "2026-02-26T10:20:00.000Z",
        "max_supply": 21000000,
        "name": "Bitcoin",
        "quote": {
          "USD": {
            "fully_diluted_market_cap": "1437993600000",
            "last_updated": "2026-02-26T10:20:00.000Z",
            "market_cap": "1357800000000",
            "market_cap_dominance": 61.5,
            "percent_change_1h": 0.12,
            "percent_change_24h": 2.45,
            "percent_change_30d": 5.6,
            "percent_change_7d": -1.8,
            "price": 68475.88,
            "volume_24h": "28500000000",
            "volume_change_24h": -3.25
          }
        },
        "slug": "bitcoin",
        "symbol": "BTC",
        "total_supply": 19830000
      },
      "1027": {
        "circulating_supply": 120500000,
        "cmc_rank": 2,
        "date_added": "2015-08-07T00:00:00.000Z",
        "id": 1027,
        "is_active": 1,
        "last_updated": "2026-02-26T10:20:00.000Z",
        "name": "Ethereum",
        "quote": {
          "USD": {
            "fully_diluted_market_cap": "249709000000",
            "last_updated": "2026-02-26T10:20:00.000Z",
            "market_cap": "249709000000",
            "market_cap_dominance": 11.3,
            "percent_change_1h": 0.08,
            "percent_change_24h": 1.9,
            "percent_change_30d": -8.5,
            "percent_change_7d": -3.2,
            "price": 2072.28,
            "volume_24h": "12000000000",
            "volume_change_24h": -1.15
          }
        },
        "slug": "ethereum",
        "symbol": "ETH",
        "total_supply": 120500000
      }
    },
    "status": {
      "credit_count": 1,
      "elapsed": 12,
      "error_code": 0,
      "error_message": "",
      "timestamp": "2026-02-26T10:20:05.000Z"
    }
  },
  "type": "json"
}