Otto AI.

Request

GET https://x402.ottoai.services/pm-crypto

Robots

error

Note

robots_error:{:robots_http_status, 404};http_402;accepts=1;base=1

Accepts fingerprint

dc21f15406421d757df52393eae4b368ad9472ec8d103c5f367e869d3b7ed923

Accepts snapshot

[
  {
    "amount": "1000",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "assetTransferMethod": null,
    "extra": {
      "name": "USD Coin",
      "version": "2"
    },
    "maxTimeoutSeconds": 300,
    "network": "eip155:8453",
    "payTo": "0x0E84dDEdAaE6A779c462C22a59F301EC31B6b808",
    "paymentFlow": null,
    "raw": {
      "amount": "1000",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "extra": {
        "name": "USD Coin",
        "version": "2"
      },
      "maxTimeoutSeconds": 300,
      "max_timeout_seconds": 300,
      "network": "eip155:8453",
      "payTo": "0x0E84dDEdAaE6A779c462C22a59F301EC31B6b808",
      "pay_to": "0x0E84dDEdAaE6A779c462C22a59F301EC31B6b808",
      "scheme": "exact"
    },
    "scheme": "exact"
  }
]

PaymentRequired raw

{
  "accepts": [
    {
      "amount": "1000",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "extra": {
        "name": "USD Coin",
        "version": "2"
      },
      "maxTimeoutSeconds": 300,
      "network": "eip155:8453",
      "payTo": "0x0E84dDEdAaE6A779c462C22a59F301EC31B6b808",
      "scheme": "exact"
    }
  ],
  "error": "Payment required",
  "extensions": {
    "bazaar": {
      "info": {
        "input": {
          "method": "GET",
          "queryParams": {},
          "type": "http"
        },
        "output": {
          "example": {
            "data": {
              "generatedAt": "2026-07-10T12:00:00.000Z",
              "marketCount": 25,
              "markets": [
                {
                  "bestAsk": 0.63,
                  "bestBid": 0.61,
                  "conditionId": "0x99a1b2c3d4e5f60718293a4b5c6d7e8f9021324354657687980a1b2c3d4e5f60",
                  "endDate": "2026-07-10T22:00:00Z",
                  "eventTitle": "Bitcoin above ___ on July 10?",
                  "lastTradePrice": 0.62,
                  "liquidityUsd": 421889.2,
                  "marketId": "531244",
                  "oneDayPriceChange": -0.04,
                  "oneWeekPriceChange": 0.11,
                  "outcomes": [
                    {
                      "outcome": "Yes",
                      "probability": 0.62
                    },
                    {
                      "outcome": "No",
                      "probability": 0.38
                    }
                  ],
                  "question": "Will Bitcoin be above $130,000 on July 10?",
                  "slug": "will-bitcoin-be-above-130000-on-july-10",
                  "spread": 0.02,
                  "url": "https://polymarket.com/event/bitcoin-above-what-on-july-10",
                  "volume24hUsd": 1120433.8,
                  "volumeTotalUsd": 5901220.4
                }
              ],
              "totalVolume24hUsd": 18240771.6,
              "venue": "polymarket"
            },
            "meta": {
              "degraded": false,
              "generatedAt": "",
              "stalenessSec": 0,
              "validUntil": ""
            },
            "status": "success"
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "method": {
                "enum": [
                  "GET"
                ],
                "type": "string"
              },
              "queryParams": {
                "properties": {},
                "type": "object"
              },
              "type": {
                "const": "http",
                "type": "string"
              }
            },
            "required": [
              "type",
              "method"
            ],
            "type": "object"
          },
          "output": {
            "properties": {
              "example": {
                "properties": {
                  "data": {
                    "description": "Endpoint payload (see meta.generatedAt for freshness)"
                  },
                  "meta": {
                    "type": "object"
                  },
                  "status": {
                    "enum": [
                      "success"
                    ],
                    "type": "string"
                  }
                },
                "required": [
                  "status",
                  "data",
                  "meta"
                ],
                "type": "object"
              },
              "type": {
                "type": "string"
              }
            },
            "required": [
              "type"
            ],
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    },
    "builder-code": {
      "info": {
        "a": "bc_hc2dhq09"
      },
      "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"
      }
    },
    "offer-receipt": {
      "info": {
        "offers": [
          {
            "acceptIndex": 0,
            "format": "eip712",
            "payload": {
              "amount": "1000",
              "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
              "network": "eip155:8453",
              "payTo": "0x0E84dDEdAaE6A779c462C22a59F301EC31B6b808",
              "resourceUrl": "https://x402.ottoai.services/pm-crypto",
              "scheme": "exact",
              "validUntil": 1786572302,
              "version": 1
            },
            "signature": "0x9d6e7413d4d2e7c9e6cd2d0dd452b2af5127c83c20ef6a50fd81bd69fd9d32421215cc15075f627dbe75a9ebcbe1e5552fece689385b90ebe4993f8ba1090df41b"
          }
        ]
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "offers": {
            "items": {
              "properties": {
                "acceptIndex": {
                  "type": "integer"
                },
                "format": {
                  "type": "string"
                },
                "payload": {
                  "properties": {
                    "amount": {
                      "type": "string"
                    },
                    "asset": {
                      "type": "string"
                    },
                    "network": {
                      "type": "string"
                    },
                    "payTo": {
                      "type": "string"
                    },
                    "resourceUrl": {
                      "type": "string"
                    },
                    "scheme": {
                      "type": "string"
                    },
                    "validUntil": {
                      "type": "integer"
                    },
                    "version": {
                      "type": "integer"
                    }
                  },
                  "required": [
                    "version",
                    "resourceUrl",
                    "scheme",
                    "network",
                    "asset",
                    "payTo",
                    "amount"
                  ],
                  "type": "object"
                },
                "signature": {
                  "type": "string"
                }
              },
              "required": [
                "format",
                "signature"
              ],
              "type": "object"
            },
            "type": "array"
          }
        },
        "required": [
          "offers"
        ],
        "type": "object"
      }
    },
    "otto-content-receipt": {}
  },
  "resource": {
    "description": "Crypto prediction markets on Polymarket: the highest-volume open BTC, ETH and crypto markets with live odds (outcome probabilities), best bid/ask, spread, 24h + total volume, liquidity, price change and end date. \"Bitcoin above X\", price targets, ETF and protocol events — what the prediction market ACTUALLY prices in, as flat JSON refreshed every 5 minutes. Crypto odds, Bitcoin prediction market, ETH probability. $0.001 per call.",
    "iconUrl": "https://x402.ottoai.services/assets/otto-icon.png",
    "mimeType": "application/json",
    "serviceName": "Otto AI",
    "tags": [
      "crypto odds",
      "polymarket",
      "bitcoin prediction",
      "prediction markets",
      "eth odds"
    ],
    "url": "https://x402.ottoai.services/pm-crypto"
  },
  "x402Version": 2
}

Response headers

{
  "access-control-allow-origin": "*",
  "access-control-expose-headers": "PAYMENT-RESPONSE,PAYMENT-REQUIRED,PAYMENT-SIGNATURE,X-Payment-Response,WWW-Authenticate,X-Payment,X-Payment-Receipt",
  "connection": "keep-alive",
  "content-type": "application/json; charset=utf-8",
  "date": "Wed, 12 Aug 2026 22:00:02 GMT",
  "etag": "W/\"28a-/e7oObZ9sKUN6EPInfgWZpAQtWY\"",
  "payment-required": "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",
  "server": "railway-hikari",
  "transfer-encoding": "chunked",
  "vary": "accept-encoding",
  "x-hikari-trace": "iad1.dh1s,ams1.kxr8",
  "x-powered-by": "Express",
  "x-railway-edge": "iad1",
  "x-railway-request-id": "3OfP-xBqTpihzX3H7fhULg, zDls5JSUS7WQjOXi7fhULg"
}

Response body

{
  "contact": {
    "email": "admin@useotto.xyz",
    "feedback": "POST https://x402.ottoai.services/feedback ($0.001) -- money-back guarantee on Otto-recommended services and Full Auto; feature requests welcome (email/Telegram are free).",
    "telegram": "https://t.me/DeFAI_Capital",
    "twitter": "https://twitter.com/useOttoAI"
  },
  "docs": "https://docs.useotto.xyz/getting-started/agent-quickstart",
  "error": "payment_required",
  "hint": "This is a pay-per-call x402 endpoint. The price and payment options (networks, signed offers) are in the PAYMENT-REQUIRED response header (x402 v2). Pay with an x402 client, then retry to receive the data.",
  "price": "$0.001",
  "x402Version": 2
}

Request headers

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