FETCH402
← Protocol index

Resource / 131

healthy

Agent402.tools.

GET https://agent402.tools/api/random ↗

Cryptographically secure randomness. ?bytes=1..1024 returns hex; or ?min=&max= returns a uniform integer; ?count=1..100.

Eligibility
probeable
Failures
0
Last quote
2026-08-12 21:30:02 UTC
Last probe
2026-08-12 21:30:02 UTC
Payment requirements / accepts[] 13 options
State Network Scheme Atomic amount Asset payTo / untrusted
active eip155:8453 exact 1000 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0
active eip155:137 exact 1000 0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0
active eip155:42161 exact 1000 0xaf88d065e77c8cC2239327C5EDb3A432268e5831 0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0
active eip155:143 exact 1000 0x754704Bc059F8C67012fEd69BC8A327a5aafb603 0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0
active eip155:43114 exact 1000 0xB97EF9Ef8734C71904D8002F8b6Bc66Dd9c48a6E 0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0
active eip155:1329 exact 1000 0xe15fC38F6D8c56aF07bbCBe3BAf5708A2Bf42392 0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0
active eip155:10 exact 2000 0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85 0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0
active eip155:4663 exact 1000 0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168 0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0
active eip155:42220 exact 1000 0xcebA9300f2b948710d2653dD7B07f33A8B32118C 0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0
active stellar:pubnet exact 10000 CCW67TSZV3SSS2HXMBQ5JFGCKJNXKZM7UQUWUZPUTHXSTZLEO7SJMI75 GDNJXCKW7ZM7GEEVP674TWPU26YJNBQ2FI4ZIPRKTPTNUEJMDHFJWWRL
active eip155:8453 upto 1000 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0
active solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp exact 1000 EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v J7aN3PLJnTCF5qpEnvJHJsnCjcGuqC2rYtEM8Gv3xwg
active algorand:wghe2pwdvd7s12bl5faop20egyesn73ktic1qzkkit8= exact 1000 31566704 C7IIHG7SPLPZ5H7ZT6HW3UV2OQMQQE6Y2HBNGZXSLRJULE42BEE2OY2XIE

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 21:30:02 UTC GET · HTTP 402 · 82ms · accepts 13 · base 2 ok
Request
GET https://agent402.tools/api/random
Robots
allow
Note
http_402;accepts=13;base=2
Accepts fingerprint
bc1b6b24853344943edc4f92e9297e9920955606a8eaefe6693b8d678486c69c

Accepts snapshot

[
  {
    "amount": "1000",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "assetTransferMethod": null,
    "extra": {
      "name": "USD Coin",
      "version": "2"
    },
    "maxTimeoutSeconds": 300,
    "network": "eip155:8453",
    "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
    "paymentFlow": null,
    "raw": {
      "amount": "1000",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "extra": {
        "name": "USD Coin",
        "version": "2"
      },
      "maxTimeoutSeconds": 300,
      "max_timeout_seconds": 300,
      "network": "eip155:8453",
      "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
      "pay_to": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
      "scheme": "exact"
    },
    "scheme": "exact"
  },
  {
    "amount": "1000",
    "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
    "assetTransferMethod": null,
    "extra": {
      "name": "USD Coin",
      "version": "2"
    },
    "maxTimeoutSeconds": 300,
    "network": "eip155:137",
    "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
    "paymentFlow": null,
    "raw": {
      "amount": "1000",
      "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
      "extra": {
        "name": "USD Coin",
        "version": "2"
      },
      "maxTimeoutSeconds": 300,
      "max_timeout_seconds": 300,
      "network": "eip155:137",
      "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
      "pay_to": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
      "scheme": "exact"
    },
    "scheme": "exact"
  },
  {
    "amount": "1000",
    "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
    "assetTransferMethod": null,
    "extra": {
      "name": "USD Coin",
      "version": "2"
    },
    "maxTimeoutSeconds": 300,
    "network": "eip155:42161",
    "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
    "paymentFlow": null,
    "raw": {
      "amount": "1000",
      "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
      "extra": {
        "name": "USD Coin",
        "version": "2"
      },
      "maxTimeoutSeconds": 300,
      "max_timeout_seconds": 300,
      "network": "eip155:42161",
      "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
      "pay_to": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
      "scheme": "exact"
    },
    "scheme": "exact"
  },
  {
    "amount": "1000",
    "asset": "0x754704Bc059F8C67012fEd69BC8A327a5aafb603",
    "assetTransferMethod": null,
    "extra": {
      "name": "USDC",
      "version": "2"
    },
    "maxTimeoutSeconds": 300,
    "network": "eip155:143",
    "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
    "paymentFlow": null,
    "raw": {
      "amount": "1000",
      "asset": "0x754704Bc059F8C67012fEd69BC8A327a5aafb603",
      "extra": {
        "name": "USDC",
        "version": "2"
      },
      "maxTimeoutSeconds": 300,
      "max_timeout_seconds": 300,
      "network": "eip155:143",
      "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
      "pay_to": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
      "scheme": "exact"
    },
    "scheme": "exact"
  },
  {
    "amount": "1000",
    "asset": "0xB97EF9Ef8734C71904D8002F8b6Bc66Dd9c48a6E",
    "assetTransferMethod": null,
    "extra": {
      "name": "USD Coin",
      "version": "2"
    },
    "maxTimeoutSeconds": 300,
    "network": "eip155:43114",
    "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
    "paymentFlow": null,
    "raw": {
      "amount": "1000",
      "asset": "0xB97EF9Ef8734C71904D8002F8b6Bc66Dd9c48a6E",
      "extra": {
        "name": "USD Coin",
        "version": "2"
      },
      "maxTimeoutSeconds": 300,
      "max_timeout_seconds": 300,
      "network": "eip155:43114",
      "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
      "pay_to": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
      "scheme": "exact"
    },
    "scheme": "exact"
  },
  {
    "amount": "1000",
    "asset": "0xe15fC38F6D8c56aF07bbCBe3BAf5708A2Bf42392",
    "assetTransferMethod": null,
    "extra": {
      "name": "USDC",
      "version": "2"
    },
    "maxTimeoutSeconds": 300,
    "network": "eip155:1329",
    "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
    "paymentFlow": null,
    "raw": {
      "amount": "1000",
      "asset": "0xe15fC38F6D8c56aF07bbCBe3BAf5708A2Bf42392",
      "extra": {
        "name": "USDC",
        "version": "2"
      },
      "maxTimeoutSeconds": 300,
      "max_timeout_seconds": 300,
      "network": "eip155:1329",
      "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
      "pay_to": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
      "scheme": "exact"
    },
    "scheme": "exact"
  },
  {
    "amount": "2000",
    "asset": "0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85",
    "assetTransferMethod": null,
    "extra": {
      "name": "USD Coin",
      "version": "2"
    },
    "maxTimeoutSeconds": 300,
    "network": "eip155:10",
    "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
    "paymentFlow": null,
    "raw": {
      "amount": "2000",
      "asset": "0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85",
      "extra": {
        "name": "USD Coin",
        "version": "2"
      },
      "maxTimeoutSeconds": 300,
      "max_timeout_seconds": 300,
      "network": "eip155:10",
      "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
      "pay_to": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
      "scheme": "exact"
    },
    "scheme": "exact"
  },
  {
    "amount": "1000",
    "asset": "0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168",
    "assetTransferMethod": null,
    "extra": {
      "name": "Global Dollar",
      "version": "1"
    },
    "maxTimeoutSeconds": 300,
    "network": "eip155:4663",
    "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
    "paymentFlow": null,
    "raw": {
      "amount": "1000",
      "asset": "0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168",
      "extra": {
        "name": "Global Dollar",
        "version": "1"
      },
      "maxTimeoutSeconds": 300,
      "max_timeout_seconds": 300,
      "network": "eip155:4663",
      "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
      "pay_to": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
      "scheme": "exact"
    },
    "scheme": "exact"
  },
  {
    "amount": "1000",
    "asset": "0xcebA9300f2b948710d2653dD7B07f33A8B32118C",
    "assetTransferMethod": null,
    "extra": {
      "name": "USDC",
      "version": "2"
    },
    "maxTimeoutSeconds": 300,
    "network": "eip155:42220",
    "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
    "paymentFlow": null,
    "raw": {
      "amount": "1000",
      "asset": "0xcebA9300f2b948710d2653dD7B07f33A8B32118C",
      "extra": {
        "name": "USDC",
        "version": "2"
      },
      "maxTimeoutSeconds": 300,
      "max_timeout_seconds": 300,
      "network": "eip155:42220",
      "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
      "pay_to": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
      "scheme": "exact"
    },
    "scheme": "exact"
  },
  {
    "amount": "1000",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "assetTransferMethod": "permit2",
    "extra": {
      "assetTransferMethod": "permit2",
      "facilitatorAddress": "0x42dd53906B49c202E8E934b059dc019E04634b00",
      "name": "USD Coin",
      "version": "2"
    },
    "maxTimeoutSeconds": 300,
    "network": "eip155:8453",
    "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
    "paymentFlow": null,
    "raw": {
      "amount": "1000",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "extra": {
        "assetTransferMethod": "permit2",
        "facilitatorAddress": "0x42dd53906B49c202E8E934b059dc019E04634b00",
        "name": "USD Coin",
        "version": "2"
      },
      "maxTimeoutSeconds": 300,
      "max_timeout_seconds": 300,
      "network": "eip155:8453",
      "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
      "pay_to": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
      "scheme": "upto"
    },
    "scheme": "upto"
  },
  {
    "amount": "1000",
    "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
    "assetTransferMethod": null,
    "extra": {
      "feePayer": "BFK9TLC3edb13K6v4YyH3DwPb5DSUpkWvb7XnqCL9b4F"
    },
    "maxTimeoutSeconds": 300,
    "network": "solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp",
    "payTo": "J7aN3PLJnTCF5qpEnvJHJsnCjcGuqC2rYtEM8Gv3xwg",
    "paymentFlow": null,
    "raw": {
      "amount": "1000",
      "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
      "extra": {
        "feePayer": "BFK9TLC3edb13K6v4YyH3DwPb5DSUpkWvb7XnqCL9b4F"
      },
      "maxTimeoutSeconds": 300,
      "max_timeout_seconds": 300,
      "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
      "payTo": "J7aN3PLJnTCF5qpEnvJHJsnCjcGuqC2rYtEM8Gv3xwg",
      "pay_to": "J7aN3PLJnTCF5qpEnvJHJsnCjcGuqC2rYtEM8Gv3xwg",
      "scheme": "exact"
    },
    "scheme": "exact"
  },
  {
    "amount": "10000",
    "asset": "CCW67TSZV3SSS2HXMBQ5JFGCKJNXKZM7UQUWUZPUTHXSTZLEO7SJMI75",
    "assetTransferMethod": null,
    "extra": {
      "areFeesSponsored": true
    },
    "maxTimeoutSeconds": 300,
    "network": "stellar:pubnet",
    "payTo": "GDNJXCKW7ZM7GEEVP674TWPU26YJNBQ2FI4ZIPRKTPTNUEJMDHFJWWRL",
    "paymentFlow": null,
    "raw": {
      "amount": "10000",
      "asset": "CCW67TSZV3SSS2HXMBQ5JFGCKJNXKZM7UQUWUZPUTHXSTZLEO7SJMI75",
      "extra": {
        "areFeesSponsored": true
      },
      "maxTimeoutSeconds": 300,
      "max_timeout_seconds": 300,
      "network": "stellar:pubnet",
      "payTo": "GDNJXCKW7ZM7GEEVP674TWPU26YJNBQ2FI4ZIPRKTPTNUEJMDHFJWWRL",
      "pay_to": "GDNJXCKW7ZM7GEEVP674TWPU26YJNBQ2FI4ZIPRKTPTNUEJMDHFJWWRL",
      "scheme": "exact"
    },
    "scheme": "exact"
  },
  {
    "amount": "1000",
    "asset": "31566704",
    "assetTransferMethod": null,
    "extra": {
      "decimals": 6,
      "feePayer": "ZMFK2OI7ZBD2U27ISERZC4S6LKM6WMFJPZQ4MYNJDZ2VNBNMBA67RA22AA",
      "tag": "x402-global-challenge"
    },
    "maxTimeoutSeconds": 300,
    "network": "algorand:wghe2pwdvd7s12bl5faop20egyesn73ktic1qzkkit8=",
    "payTo": "C7IIHG7SPLPZ5H7ZT6HW3UV2OQMQQE6Y2HBNGZXSLRJULE42BEE2OY2XIE",
    "paymentFlow": null,
    "raw": {
      "amount": "1000",
      "asset": "31566704",
      "extra": {
        "decimals": 6,
        "feePayer": "ZMFK2OI7ZBD2U27ISERZC4S6LKM6WMFJPZQ4MYNJDZ2VNBNMBA67RA22AA",
        "tag": "x402-global-challenge"
      },
      "maxTimeoutSeconds": 300,
      "max_timeout_seconds": 300,
      "network": "algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=",
      "payTo": "C7IIHG7SPLPZ5H7ZT6HW3UV2OQMQQE6Y2HBNGZXSLRJULE42BEE2OY2XIE",
      "pay_to": "C7IIHG7SPLPZ5H7ZT6HW3UV2OQMQQE6Y2HBNGZXSLRJULE42BEE2OY2XIE",
      "scheme": "exact"
    },
    "scheme": "exact"
  }
]

PaymentRequired raw 

{
  "accepts": [
    {
      "amount": "1000",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "extra": {
        "name": "USD Coin",
        "version": "2"
      },
      "maxTimeoutSeconds": 300,
      "network": "eip155:8453",
      "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
      "scheme": "exact"
    },
    {
      "amount": "1000",
      "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
      "extra": {
        "name": "USD Coin",
        "version": "2"
      },
      "maxTimeoutSeconds": 300,
      "network": "eip155:137",
      "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
      "scheme": "exact"
    },
    {
      "amount": "1000",
      "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
      "extra": {
        "name": "USD Coin",
        "version": "2"
      },
      "maxTimeoutSeconds": 300,
      "network": "eip155:42161",
      "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
      "scheme": "exact"
    },
    {
      "amount": "1000",
      "asset": "0x754704Bc059F8C67012fEd69BC8A327a5aafb603",
      "extra": {
        "name": "USDC",
        "version": "2"
      },
      "maxTimeoutSeconds": 300,
      "network": "eip155:143",
      "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
      "scheme": "exact"
    },
    {
      "amount": "1000",
      "asset": "0xB97EF9Ef8734C71904D8002F8b6Bc66Dd9c48a6E",
      "extra": {
        "name": "USD Coin",
        "version": "2"
      },
      "maxTimeoutSeconds": 300,
      "network": "eip155:43114",
      "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
      "scheme": "exact"
    },
    {
      "amount": "1000",
      "asset": "0xe15fC38F6D8c56aF07bbCBe3BAf5708A2Bf42392",
      "extra": {
        "name": "USDC",
        "version": "2"
      },
      "maxTimeoutSeconds": 300,
      "network": "eip155:1329",
      "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
      "scheme": "exact"
    },
    {
      "amount": "2000",
      "asset": "0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85",
      "extra": {
        "name": "USD Coin",
        "version": "2"
      },
      "maxTimeoutSeconds": 300,
      "network": "eip155:10",
      "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
      "scheme": "exact"
    },
    {
      "amount": "1000",
      "asset": "0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168",
      "extra": {
        "name": "Global Dollar",
        "version": "1"
      },
      "maxTimeoutSeconds": 300,
      "network": "eip155:4663",
      "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
      "scheme": "exact"
    },
    {
      "amount": "1000",
      "asset": "0xcebA9300f2b948710d2653dD7B07f33A8B32118C",
      "extra": {
        "name": "USDC",
        "version": "2"
      },
      "maxTimeoutSeconds": 300,
      "network": "eip155:42220",
      "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
      "scheme": "exact"
    },
    {
      "amount": "1000",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "extra": {
        "assetTransferMethod": "permit2",
        "facilitatorAddress": "0x42dd53906B49c202E8E934b059dc019E04634b00",
        "name": "USD Coin",
        "version": "2"
      },
      "maxTimeoutSeconds": 300,
      "network": "eip155:8453",
      "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
      "scheme": "upto"
    },
    {
      "amount": "1000",
      "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
      "extra": {
        "feePayer": "BFK9TLC3edb13K6v4YyH3DwPb5DSUpkWvb7XnqCL9b4F"
      },
      "maxTimeoutSeconds": 300,
      "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
      "payTo": "J7aN3PLJnTCF5qpEnvJHJsnCjcGuqC2rYtEM8Gv3xwg",
      "scheme": "exact"
    },
    {
      "amount": "10000",
      "asset": "CCW67TSZV3SSS2HXMBQ5JFGCKJNXKZM7UQUWUZPUTHXSTZLEO7SJMI75",
      "extra": {
        "areFeesSponsored": true
      },
      "maxTimeoutSeconds": 300,
      "network": "stellar:pubnet",
      "payTo": "GDNJXCKW7ZM7GEEVP674TWPU26YJNBQ2FI4ZIPRKTPTNUEJMDHFJWWRL",
      "scheme": "exact"
    },
    {
      "amount": "1000",
      "asset": "31566704",
      "extra": {
        "decimals": 6,
        "feePayer": "ZMFK2OI7ZBD2U27ISERZC4S6LKM6WMFJPZQ4MYNJDZ2VNBNMBA67RA22AA",
        "tag": "x402-global-challenge"
      },
      "maxTimeoutSeconds": 300,
      "network": "algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=",
      "payTo": "C7IIHG7SPLPZ5H7ZT6HW3UV2OQMQQE6Y2HBNGZXSLRJULE42BEE2OY2XIE",
      "scheme": "exact"
    }
  ],
  "error": "Payment required",
  "extensions": {
    "bazaar": {
      "info": {
        "input": {
          "method": "GET",
          "queryParams": {
            "count": "3",
            "max": "100",
            "min": "1"
          },
          "type": "http"
        },
        "output": {
          "example": {
            "integers": [
              42,
              7,
              93
            ]
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "method": {
                "enum": [
                  "GET"
                ],
                "type": "string"
              },
              "queryParams": {
                "properties": {
                  "bytes": {
                    "description": "Return N random bytes as hex (1-1024)",
                    "type": "string"
                  },
                  "count": {
                    "description": "How many values (1-100, default 1)",
                    "type": "string"
                  },
                  "max": {
                    "description": "Integer upper bound (inclusive)",
                    "type": "string"
                  },
                  "min": {
                    "description": "Integer lower bound (inclusive)",
                    "type": "string"
                  }
                },
                "type": "object"
              },
              "type": {
                "const": "http",
                "type": "string"
              }
            },
            "required": [
              "type",
              "method"
            ],
            "type": "object"
          },
          "output": {
            "properties": {
              "example": {
                "type": "object"
              },
              "type": {
                "type": "string"
              }
            },
            "required": [
              "type"
            ],
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    },
    "builder-code": {
      "info": {
        "a": "bc_b4aw4uzd"
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "additionalProperties": false,
        "properties": {
          "a": {
            "description": "App builder code",
            "pattern": "^[a-z0-9_]{1,32}$",
            "type": "string"
          },
          "s": {
            "description": "Service builder codes",
            "items": {
              "pattern": "^[a-z0-9_]{1,32}$",
              "type": "string"
            },
            "type": "array"
          },
          "w": {
            "description": "Wallet builder code",
            "pattern": "^[a-z0-9_]{1,32}$",
            "type": "string"
          }
        },
        "type": "object"
      }
    }
  },
  "resource": {
    "description": "Cryptographically secure randomness. ?bytes=1..1024 returns hex; or ?min=&max= returns a uniform integer; ?count=1..100.",
    "iconUrl": "https://agent402.tools/favicon.ico",
    "mimeType": "application/json",
    "serviceName": "Agent402.tools",
    "tags": [
      "web",
      "tools",
      "agents",
      "x402",
      "identifiers",
      "random",
      "entropy",
      "dice"
    ],
    "url": "https://agent402.tools/api/random"
  },
  "x402Version": 2
}

Response headers

{
  "connection": "keep-alive",
  "content-length": "277",
  "content-security-policy": "default-src 'self'; img-src 'self' data: https:; style-src 'self' 'unsafe-inline'; font-src 'self'; script-src 'self' 'unsafe-inline'; connect-src 'self' https:; object-src 'none'; base-uri 'self'; frame-ancestors 'self'",
  "content-type": "application/json; charset=utf-8",
  "date": "Wed, 12 Aug 2026 21:30:02 GMT",
  "etag": "W/\"115-LTHCz7s3llfR30HezcEFhGtuxRA\"",
  "payment-required": 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  "permissions-policy": "camera=(), microphone=(), geolocation=(), payment=(), usb=(), interest-cohort=()",
  "referrer-policy": "strict-origin-when-cross-origin",
  "server": "railway-hikari",
  "strict-transport-security": "max-age=63072000; includeSubDomains",
  "vary": "Accept-Encoding",
  "www-authenticate": "Payment id=\"dj8KQK2zDcD-ZZYKo65q7ZUPVukfybMSRe5_jRKjTO8\", realm=\"agent402.tools\", method=\"evm\", intent=\"charge\", request=\"eyJhbW91bnQiOiIxMDAwIiwiY3VycmVuY3kiOiIweDgzMzU4OWZDRDZlRGI2RTA4ZjRjN0MzMkQ0ZjcxYjU0YmRBMDI5MTMiLCJtZXRob2REZXRhaWxzIjp7ImNoYWluSWQiOjg0NTMsImNyZWRlbnRpYWxUeXBlcyI6WyJhdXRob3JpemF0aW9uIl0sImRlY2ltYWxzIjo2fSwicmVjaXBpZW50IjoiMHhhQkY0RkFiZDdjNDE2ZkI2NzIwMkU1ZjkwMDIzODlGYzc1ZTJhOUQwIn0\", expires=\"2026-08-12T21:35:02.904Z\", opaque=\"eyJ4NDAyIjoie1wic2NoZW1lXCI6XCJleGFjdFwiLFwibmV0d29ya1wiOlwiZWlwMTU1Ojg0NTNcIixcImFtb3VudFwiOlwiMTAwMFwiLFwiYXNzZXRcIjpcIjB4ODMzNTg5ZkNENmVEYjZFMDhmNGM3QzMyRDRmNzFiNTRiZEEwMjkxM1wiLFwicGF5VG9cIjpcIjB4YUJGNEZBYmQ3YzQxNmZCNjcyMDJFNWY5MDAyMzg5RmM3NWUyYTlEMFwiLFwibWF4VGltZW91dFNlY29uZHNcIjozMDAsXCJleHRyYVwiOntcIm5hbWVcIjpcIlVTRCBDb2luXCIsXCJ2ZXJzaW9uXCI6XCIyXCJ9fSJ9\", Payment id=\"xrJZpfPyiKaMoTFn1sHJ3tef18BjlMH5a8JSonwUT0Q\", realm=\"agent402.tools\", method=\"evm\", intent=\"charge\", request=\"eyJhbW91bnQiOiIxMDAwIiwiY3VycmVuY3kiOiIweGNlYkE5MzAwZjJiOTQ4NzEwZDI2NTNkRDdCMDdmMzNBOEIzMjExOEMiLCJtZXRob2REZXRhaWxzIjp7ImNoYWluSWQiOjQyMjIwLCJjcmVkZW50aWFsVHlwZXMiOlsiYXV0aG9yaXphdGlvbiJdLCJkZWNpbWFscyI6Nn0sInJlY2lwaWVudCI6IjB4YUJGNEZBYmQ3YzQxNmZCNjcyMDJFNWY5MDAyMzg5RmM3NWUyYTlEMCJ9\", expires=\"2026-08-12T21:35:02.904Z\", opaque=\"eyJ4NDAyIjoie1wic2NoZW1lXCI6XCJleGFjdFwiLFwibmV0d29ya1wiOlwiZWlwMTU1OjQyMjIwXCIsXCJhbW91bnRcIjpcIjEwMDBcIixcImFzc2V0XCI6XCIweGNlYkE5MzAwZjJiOTQ4NzEwZDI2NTNkRDdCMDdmMzNBOEIzMjExOENcIixcInBheVRvXCI6XCIweGFCRjRGQWJkN2M0MTZmQjY3MjAyRTVmOTAwMjM4OUZjNzVlMmE5RDBcIixcIm1heFRpbWVvdXRTZWNvbmRzXCI6MzAwLFwiZXh0cmFcIjp7XCJuYW1lXCI6XCJVU0RDXCIsXCJ2ZXJzaW9uXCI6XCIyXCJ9fSJ9\"",
  "x-content-type-options": "nosniff",
  "x-frame-options": "SAMEORIGIN",
  "x-hikari-trace": "iad1.fp5t",
  "x-permitted-cross-domain-policies": "none",
  "x-pow-challenge": "https://agent402.tools/api/pow/challenge?slug=random",
  "x-railway-edge": "iad1",
  "x-railway-request-id": "w6qE72rLTZ6slIBpYqVb7A",
  "x-request-id": "ff957fb8-0056-47fa-a436-e606d24e954d",
  "x-trial-available": "https://agent402.tools/api/random?trial=1"
}

Response body 

{
  "altPayment": {
    "challengeUrl": "https://agent402.tools/api/pow/challenge?slug=random",
    "info": "https://agent402.tools/api/pow",
    "protocol": "proof-of-work",
    "summary": "No wallet? This tool is also payable with a few ms of CPU: solve a sha256 puzzle instead - no money, no tokens."
  }
}

Request headers

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

Machine contract

Schemas.

InputJSON
{
  "method": "GET",
  "queryParams": {
    "count": "3",
    "max": "100",
    "min": "1"
  },
  "type": "http"
}
OutputJSON
{
  "example": {
    "integers": [
      42,
      7,
      93
    ]
  },
  "type": "json"
}