anchor-x402

Anchor a 32-byte hash to Base + Solana mainnet in parallel. Returns both tx URLs as cryptographic proof of when the hash existed. $0.005 USDC.

{
  "type": "object",
  "properties": {
    "hash": {
      "anyOf": [
        {
          "type": "string"
        },
        {
          "type": "null"
        }
      ],
      "default": null,
      "description": "Pre-computed 32-byte hex hash (64 chars, no 0x prefix). Mutually exclusive with `data`.",
      "title": "Hash"
    },
    "data": {
      "anyOf": [
        {},
        {
          "type": "null"
        }
      ],
      "default": null,
      "description": "Arbitrary JSON to be canonicalized + SHA-256'd by the server. Mutually exclusive with `hash`.",
      "title": "Data"
    },
    "note": {
      "anyOf": [
        {
          "maxLength": 200,
          "type": "string"
        },
        {
          "type": "null"
        }
      ],
      "default": null,
      "description": "Optional 200-char note included in the response (not on-chain).",
      "title": "Note"
    }
  }
}

Attest a decision over (input_hash, output_hash, decision): sign it yourself, or omit the signature and the treasury signs for you — then dual-chain anchor. Returns the signer, on-chain proof URLs, and a free re-verify URL. $0.010 USDC.

{
  "type": "object",
  "properties": {
    "input_hash": {
      "description": "64-char hex SHA-256 of the agent's input.",
      "title": "Input Hash",
      "type": "string"
    },
    "output_hash": {
      "description": "64-char hex SHA-256 of the agent's output / decision payload.",
      "title": "Output Hash",
      "type": "string"
    },
    "decision": {
      "description": "Free-form short label, e.g. \"APPROVED\", \"REJECTED\", \"CONFIDENCE=0.93\".",
      "maxLength": 64,
      "title": "Decision",
      "type": "string"
    },
    "scheme": {
      "anyOf": [
        {
          "enum": [
            "eip191",
            "ed25519"
          ],
          "type": "string"
        },
        {
          "type": "null"
        }
      ],
      "default": null,
      "description": "Signature scheme when you supply a `signature`: \"eip191\" (EVM) or \"ed25519\" (Solana).",
      "title": "Scheme"
    },
    "signature": {
      "anyOf": [
        {
          "type": "string"
        },
        {
          "type": "null"
        }
      ],
      "default": null,
      "description": "0x-prefixed hex (eip191) or base58 (ed25519). Omit to have the anchor-x402 treasury sign for you (hosted-signer mode, for wallet-less agents).",
      "title": "Signature"
    },
    "signer_pubkey": {
      "anyOf": [
        {
          "type": "string"
        },
        {
          "type": "null"
        }
      ],
      "default": null,
      "description": "Required for ed25519 (Solana base58 pubkey). Ignored for eip191 — address is recovered.",
      "title": "Signer Pubkey"
    }
  },
  "required": [
    "input_hash",
    "output_hash",
    "decision"
  ]
}

Read the aura of anything — color, tier (S/A/B/C/D/F), score 0-9999, description. $0.01 USDC.

{
  "type": "object",
  "properties": {
    "target": {
      "description": "Anything to read the aura of.",
      "maxLength": 4000,
      "minLength": 1,
      "title": "Target",
      "type": "string"
    }
  },
  "required": [
    "target"
  ]
}

Decode raw EVM calldata into function name + typed parameters via openchain.xyz + eth_abi. EVM-only. $0.001 USDC.

{
  "type": "object",
  "properties": {
    "chain": {
      "description": "\"ethereum\" supported; \"solana\" returns 400.",
      "enum": [
        "ethereum",
        "solana"
      ],
      "title": "Chain",
      "type": "string"
    },
    "calldata_hex": {
      "description": "Raw EVM calldata (>=4-byte selector), with or without 0x prefix.",
      "minLength": 8,
      "title": "Calldata Hex",
      "type": "string"
    },
    "contract_address": {
      "anyOf": [
        {
          "type": "string"
        },
        {
          "type": "null"
        }
      ],
      "default": null,
      "description": "Optional. Reserved for future on-chain ABI lookups; currently unused.",
      "title": "Contract Address"
    }
  },
  "required": [
    "chain",
    "calldata_hex"
  ]
}

Structured decode of any mainnet transaction by hash. Supports Base, Ethereum, Solana. Mined txs cached. $0.001 USDC.

{
  "type": "object",
  "properties": {
    "chain": {
      "enum": [
        "base",
        "ethereum",
        "solana"
      ],
      "title": "Chain",
      "type": "string"
    },
    "tx_hash": {
      "maxLength": 128,
      "minLength": 1,
      "title": "Tx Hash",
      "type": "string"
    }
  },
  "required": [
    "chain",
    "tx_hash"
  ]
}

Academic letter grade with red-pen marginalia for anything. $0.01 USDC.

{
  "type": "object",
  "properties": {
    "target": {
      "description": "Anything to grade.",
      "maxLength": 6000,
      "minLength": 1,
      "title": "Target",
      "type": "string"
    }
  },
  "required": [
    "target"
  ]
}

Unified wallet intelligence bundle. ONE call: balances on Base + Ethereum + Solana, USDC, tx counts, ENS/SNS reverse, sanctions verdict. 8-10 parallel sources. $0.005 USDC.

{
  "type": "object",
  "properties": {
    "wallet": {
      "description": "EVM 0x… address (40 hex) or Solana base58 pubkey.",
      "title": "Wallet",
      "type": "string"
    }
  },
  "required": [
    "wallet"
  ]
}

Agent-driven wallet due diligence — multi-step investigation, signed markdown report + JSON sidecar, dual-chain anchored. Async — returns job_id; poll /v1/investigate/status/{job_id} for the deliverable. ETA 5-10 min. $1.77 USDC.

{
  "type": "object",
  "properties": {
    "address": {
      "description": "EVM 0x... or Solana base58 address to investigate.",
      "title": "Address",
      "type": "string"
    }
  },
  "required": [
    "address"
  ]
}

Signed + dual-chain-anchored x402 expense report (markdown + CSV, async job). $0.35 USDC.

{
  "type": "object",
  "properties": {
    "wallet": {
      "description": "EVM address (Base) whose x402 spend to reconstruct.",
      "title": "Wallet",
      "type": "string"
    },
    "from": {
      "anyOf": [
        {
          "type": "string"
        },
        {
          "type": "null"
        }
      ],
      "default": null,
      "description": "ISO date or datetime, start of range. Default: 30 days before `to`.",
      "title": "From"
    },
    "to": {
      "anyOf": [
        {
          "type": "string"
        },
        {
          "type": "null"
        }
      ],
      "default": null,
      "description": "ISO date or datetime, end of range. Default: now.",
      "title": "To"
    },
    "direction": {
      "default": "outbound",
      "description": "outbound = spend, inbound = revenue.",
      "enum": [
        "outbound",
        "inbound",
        "both"
      ],
      "title": "Direction",
      "type": "string"
    },
    "min_amount": {
      "anyOf": [
        {
          "type": "string"
        },
        {
          "type": "number"
        },
        {
          "type": "null"
        }
      ],
      "default": null,
      "description": "Minimum USDC per transfer, e.g. 0.001.",
      "title": "Min Amount"
    },
    "group_by": {
      "default": "service",
      "enum": [
        "service",
        "recipient",
        "day"
      ],
      "title": "Group By",
      "type": "string"
    },
    "include_unfiltered": {
      "default": false,
      "description": "Include non-x402 USDC transfers as category=other_transfer.",
      "title": "Include Unfiltered",
      "type": "boolean"
    },
    "format": {
      "default": "both",
      "description": "Which report files to produce. Default both.",
      "enum": [
        "markdown",
        "csv",
        "both"
      ],
      "title": "Format",
      "type": "string"
    },
    "title": {
      "anyOf": [
        {
          "type": "string"
        },
        {
          "type": "null"
        }
      ],
      "default": null,
      "description": "Report title; appears in the markdown header.",
      "title": "Title"
    },
    "prepared_for": {
      "anyOf": [
        {
          "type": "string"
        },
        {
          "type": "null"
        }
      ],
      "default": null,
      "description": "Optional client name for the report header.",
      "title": "Prepared For"
    }
  },
  "required": [
    "wallet"
  ]
}

x402 spend accounting for any Base wallet — totals + per-service breakdown reconstructed from chain data. $0.01 USDC.

{
  "type": "object",
  "properties": {
    "wallet": {
      "description": "EVM address (Base) whose x402 spend to reconstruct.",
      "title": "Wallet",
      "type": "string"
    },
    "from": {
      "anyOf": [
        {
          "type": "string"
        },
        {
          "type": "null"
        }
      ],
      "default": null,
      "description": "ISO date or datetime, start of range. Default: 30 days before `to`.",
      "title": "From"
    },
    "to": {
      "anyOf": [
        {
          "type": "string"
        },
        {
          "type": "null"
        }
      ],
      "default": null,
      "description": "ISO date or datetime, end of range. Default: now.",
      "title": "To"
    },
    "direction": {
      "default": "outbound",
      "description": "outbound = spend, inbound = revenue.",
      "enum": [
        "outbound",
        "inbound",
        "both"
      ],
      "title": "Direction",
      "type": "string"
    },
    "min_amount": {
      "anyOf": [
        {
          "type": "string"
        },
        {
          "type": "number"
        },
        {
          "type": "null"
        }
      ],
      "default": null,
      "description": "Minimum USDC per transfer, e.g. 0.001.",
      "title": "Min Amount"
    },
    "group_by": {
      "default": "service",
      "enum": [
        "service",
        "recipient",
        "day"
      ],
      "title": "Group By",
      "type": "string"
    },
    "include_unfiltered": {
      "default": false,
      "description": "Include non-x402 USDC transfers as category=other_transfer.",
      "title": "Include Unfiltered",
      "type": "boolean"
    }
  },
  "required": [
    "wallet"
  ]
}

Yes/no oracle with dual-chain anchored verdict (Base + Solana). $0.05 USDC.

{
  "type": "object",
  "properties": {
    "question": {
      "description": "A yes/no question for the oracle.",
      "maxLength": 1000,
      "minLength": 1,
      "title": "Question",
      "type": "string"
    }
  },
  "required": [
    "question"
  ]
}

Parse freeform datetime strings into ISO 8601 + components + relative time + confidence. $0.001 USDC.

{
  "type": "object",
  "properties": {
    "input": {
      "description": "Freeform datetime string in any format.",
      "maxLength": 500,
      "minLength": 1,
      "title": "Input",
      "type": "string"
    },
    "base_time": {
      "anyOf": [
        {
          "type": "string"
        },
        {
          "type": "null"
        }
      ],
      "default": null,
      "description": "ISO 8601 reference; defaults to now UTC.",
      "title": "Base Time"
    },
    "timezone": {
      "default": "UTC",
      "description": "IANA tz name (e.g. 'America/New_York').",
      "title": "Timezone",
      "type": "string"
    }
  },
  "required": [
    "input"
  ]
}

Cross-chain name resolution: ENS (.eth) and Bonfida SNS (.sol). Returns resolved address(es). 1h cache. $0.001 USDC.

{
  "type": "object",
  "properties": {
    "name": {
      "description": "Human-readable name, e.g. 'vitalik.eth' or 'bonfida.sol'. ENS (.eth) and Bonfida SNS (.sol) are supported.",
      "title": "Name",
      "type": "string"
    }
  },
  "required": [
    "name"
  ]
}

Witty roast of any target — wallet, tweet, idea, code, anything. $0.05 USDC.

{
  "type": "object",
  "properties": {
    "target": {
      "description": "Anything to roast: wallet, tweet, idea, code, etc.",
      "maxLength": 8000,
      "minLength": 1,
      "title": "Target",
      "type": "string"
    }
  },
  "required": [
    "target"
  ]
}

Verifiable RNG — cryptographically-random integer(s) signed by the treasury key. Drop-in VRF for game studios. $0.001 USDC.

{
  "type": "object",
  "properties": {
    "low": {
      "description": "Inclusive low bound of the integer range.",
      "title": "Low",
      "type": "integer"
    },
    "high": {
      "description": "Inclusive high bound. Must be >= low.",
      "title": "High",
      "type": "integer"
    },
    "count": {
      "default": 1,
      "description": "How many integers to sample. 1-100.",
      "maximum": 100,
      "minimum": 1,
      "title": "Count",
      "type": "integer"
    },
    "commitment": {
      "anyOf": [
        {
          "type": "string"
        },
        {
          "type": "null"
        }
      ],
      "default": null,
      "description": "Optional 32-byte hex pre-commitment from the caller. Included in the signed payload, so the server cannot have chosen the result after seeing the caller's downstream intent.",
      "title": "Commitment"
    },
    "label": {
      "anyOf": [
        {
          "maxLength": 200,
          "type": "string"
        },
        {
          "type": "null"
        }
      ],
      "default": null,
      "description": "Optional caller-defined tag (e.g. 'treasure_drop_42'). Included verbatim in the signed payload.",
      "title": "Label"
    }
  },
  "required": [
    "low",
    "high"
  ]
}

Wallet risk pre-flight for agent payments: OFAC SDN sanctions plus address-reputation (drainer, phishing, mixer, laundering) resolved to an allow/review/block recommendation with per-signal detail. $0.02 USDC.

{
  "type": "object",
  "properties": {
    "wallet": {
      "description": "EVM 0x… address (40 hex) or Solana base58 pubkey.",
      "title": "Wallet",
      "type": "string"
    }
  },
  "required": [
    "wallet"
  ]
}

Summarize a URL or pasted text into 3-5 concise bullets. $0.01 USDC.

{
  "type": "object",
  "properties": {
    "text": {
      "anyOf": [
        {
          "maxLength": 200000,
          "type": "string"
        },
        {
          "type": "null"
        }
      ],
      "default": null,
      "description": "Pasted text to summarize. Provide either text or url.",
      "title": "Text"
    },
    "url": {
      "anyOf": [
        {
          "maxLength": 2048,
          "type": "string"
        },
        {
          "type": "null"
        }
      ],
      "default": null,
      "description": "URL to fetch and summarize. Provide either text or url.",
      "title": "Url"
    }
  }
}

USD spot price for any major token. By symbol or chain+contract. CoinGecko-backed, 60s cache. $0.001 USDC.

{
  "type": "object",
  "properties": {
    "symbol": {
      "anyOf": [
        {
          "type": "string"
        },
        {
          "type": "null"
        }
      ],
      "default": null,
      "description": "Token symbol like 'ETH', 'BTC', 'SOL', 'USDC'. Mutually exclusive with chain+contract.",
      "title": "Symbol"
    },
    "chain": {
      "anyOf": [
        {
          "type": "string"
        },
        {
          "type": "null"
        }
      ],
      "default": null,
      "description": "Chain slug: base, ethereum, solana, polygon, arbitrum, optimism, bsc, avalanche. Use with contract.",
      "title": "Chain"
    },
    "contract": {
      "anyOf": [
        {
          "type": "string"
        },
        {
          "type": "null"
        }
      ],
      "default": null,
      "description": "Token contract address. Requires chain.",
      "title": "Contract"
    }
  }
}