{
  "x402Version": 2,
  "id": 33190,
  "slug": "33190",
  "resource": "https://api.3route.io/v1/pro/:chainId/quote",
  "description": "Price a swap without building a transaction. Returns expected input, output, and gas for one amount without constructing an executable transaction. Quotes are informational and can change with liquidity and chain state. Supports exact-output amounts and historical state for approximately 35 days; the first request for a block may take 1-7 seconds. To price several amounts or pairs against one block, use the batch quote operation.",
  "type": "http",
  "serviceName": "3Route",
  "resourceType": "Utilities",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0x5D89060682fcE50eCaa7600aF6A5645Bd2b107Eb",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "1000",
      "amountUsd": 0.001,
      "maxTimeoutSeconds": 300
    },
    {
      "scheme": "batch-settlement",
      "network": "eip155:8453",
      "payTo": "0x5D89060682fcE50eCaa7600aF6A5645Bd2b107Eb",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "10",
      "amountUsd": 0.00001,
      "maxTimeoutSeconds": 300
    },
    {
      "scheme": "exact",
      "network": "eip155:42793",
      "payTo": "0x5D89060682fcE50eCaa7600aF6A5645Bd2b107Eb",
      "asset": "0x796Ea11Fa2dD751eD01b53C372fFDB4AAa8f00F9",
      "amount": "1000",
      "maxTimeoutSeconds": 300
    },
    {
      "scheme": "exact",
      "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
      "payTo": "AZ59bSccJmQu8Ljic1c5zxhjZitVbbutUYjBNwKLqfyD",
      "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
      "amount": "1000",
      "amountUsd": 0.001,
      "maxTimeoutSeconds": 300
    }
  ],
  "outputSchema": {
    "properties": {
      "example": {
        "type": "object"
      },
      "type": {
        "type": "string"
      }
    },
    "required": [
      "type"
    ],
    "type": "object"
  },
  "extensions": {
    "bazaar": {
      "info": {
        "input": {
          "method": "GET",
          "pathParams": {
            "chainId": "42793"
          },
          "queryParams": {
            "amount": "1000000000000000000",
            "dst": "0x5fc5360d0400a0fd4f2af552add042d716f1d168",
            "fee": 0,
            "gasPrice": "1000000000",
            "includeBlockNumber": false,
            "includeProtocols": false,
            "includeTokensInfo": false,
            "isExactOutput": false,
            "src": "0x0000000000000000000000000000000000000000"
          },
          "type": "http"
        },
        "output": {
          "example": {
            "dstAmount": "950000",
            "gas": 210000,
            "srcAmount": "1000000000000000000"
          },
          "type": "json"
        }
      },
      "routeTemplate": "/v1/pro/:chainId/quote",
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "method": {
                "enum": [
                  "GET"
                ],
                "type": "string"
              },
              "pathParams": {
                "additionalProperties": false,
                "properties": {
                  "chainId": {
                    "description": "Chain ID for the operation.",
                    "enum": [
                      "4663",
                      "42793"
                    ],
                    "example": "4663",
                    "pattern": "^[0-9]+$",
                    "type": "string"
                  }
                },
                "required": [
                  "chainId"
                ],
                "type": "object"
              },
              "queryParams": {
                "additionalProperties": false,
                "properties": {
                  "amount": {
                    "description": "Positive amount in smallest units, as an integer string.",
                    "example": "1000000000000000000",
                    "pattern": "^[0-9]+$",
                    "type": "string"
                  },
                  "blockNumber": {
                    "minimum": 0,
                    "type": "integer"
                  },
                  "dst": {
                    "description": "Address of the token being bought; take one from the token-list operation for the selected chain, or use the zero address, or the case-insensitive sentinel 0xeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee, for the chain's native asset.",
                    "example": "0x5fc5360d0400a0fd4f2af552add042d716f1d168",
                    "pattern": "^0x[0-9a-fA-F]{40}$",
                    "type": "string"
                  },
                  "excludedProtocols": {
                    "type": "string"
                  },
                  "fee": {
                    "default": 0,
                    "maximum": 3,
                    "minimum": 0,
                    "type": "number"
                  },
                  "gasPrice": {
                    "example": "1000000000",
                    "pattern": "^[0-9]+$",
                    "type": "string"
                  },
                  "includeBlockNumber": {
                    "default": false,
                    "type": "boolean"
                  },
                  "includeProtocols": {
                    "default": false,
                    "type": "boolean"
                  },
                  "includeTokensInfo": {
                    "default": false,
                    "type": "boolean"
                  },
                  "isExactOutput": {
                    "default": false,
                    "type": "boolean"
                  },
                  "protocols": {
                    "type": "string"
                  },
                  "src": {
                    "description": "Address of the token being sold; use the zero address, or the case-insensitive sentinel 0xeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee, for the chain's native asset",
                    "example": "0x0000000000000000000000000000000000000000",
                    "pattern": "^0x[0-9a-fA-F]{40}$",
                    "type": "string"
                  },
                  "timestamp": {
                    "minimum": 0,
                    "type": "integer"
                  }
                },
                "required": [
                  "src",
                  "dst",
                  "amount"
                ],
                "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"
      }
    },
    "erc20ApprovalGasSponsoring": {
      "info": {
        "description": "The facilitator broadcasts a pre-signed ERC-20 approve() transaction to grant Permit2 allowance.",
        "version": "1"
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "amount": {
            "description": "The amount approved (uint256). Always MaxUint256.",
            "pattern": "^[0-9]+$",
            "type": "string"
          },
          "asset": {
            "description": "The address of the ERC-20 token contract.",
            "pattern": "^0x[a-fA-F0-9]{40}$",
            "type": "string"
          },
          "from": {
            "description": "The address of the sender (token owner).",
            "pattern": "^0x[a-fA-F0-9]{40}$",
            "type": "string"
          },
          "signedTransaction": {
            "description": "The RLP-encoded signed EIP-1559 transaction as a hex string.",
            "pattern": "^0x[a-fA-F0-9]+$",
            "type": "string"
          },
          "spender": {
            "description": "The address of the spender (Canonical Permit2).",
            "pattern": "^0x[a-fA-F0-9]{40}$",
            "type": "string"
          },
          "version": {
            "description": "Schema version identifier.",
            "pattern": "^[0-9]+(\\.[0-9]+)*$",
            "type": "string"
          }
        },
        "required": [
          "from",
          "asset",
          "spender",
          "amount",
          "signedTransaction",
          "version"
        ],
        "type": "object"
      }
    }
  },
  "tags": [
    "Swap",
    "bazaar",
    "erc20ApprovalGasSponsoring"
  ],
  "sourceHost": "api.3route.io",
  "lastUpdated": "2026-09-24T16:14:06.906Z",
  "quality": {
    "calls30d": 184,
    "uniquePayers30d": 4,
    "lastCalledAt": "2026-09-24T16:14:16.407Z"
  },
  "metadata": {
    "serviceName": "3Route",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "pathParams": {
              "chainId": "42793"
            },
            "queryParams": {
              "amount": "1000000000000000000",
              "dst": "0x5fc5360d0400a0fd4f2af552add042d716f1d168",
              "fee": 0,
              "gasPrice": "1000000000",
              "includeBlockNumber": false,
              "includeProtocols": false,
              "includeTokensInfo": false,
              "isExactOutput": false,
              "src": "0x0000000000000000000000000000000000000000"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "dstAmount": "950000",
              "gas": 210000,
              "srcAmount": "1000000000000000000"
            },
            "type": "json"
          }
        },
        "routeTemplate": "/v1/pro/:chainId/quote",
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "pathParams": {
                  "additionalProperties": false,
                  "properties": {
                    "chainId": {
                      "description": "Chain ID for the operation.",
                      "enum": [
                        "4663",
                        "42793"
                      ],
                      "example": "4663",
                      "pattern": "^[0-9]+$",
                      "type": "string"
                    }
                  },
                  "required": [
                    "chainId"
                  ],
                  "type": "object"
                },
                "queryParams": {
                  "additionalProperties": false,
                  "properties": {
                    "amount": {
                      "description": "Positive amount in smallest units, as an integer string.",
                      "example": "1000000000000000000",
                      "pattern": "^[0-9]+$",
                      "type": "string"
                    },
                    "blockNumber": {
                      "minimum": 0,
                      "type": "integer"
                    },
                    "dst": {
                      "description": "Address of the token being bought; take one from the token-list operation for the selected chain, or use the zero address, or the case-insensitive sentinel 0xeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee, for the chain's native asset.",
                      "example": "0x5fc5360d0400a0fd4f2af552add042d716f1d168",
                      "pattern": "^0x[0-9a-fA-F]{40}$",
                      "type": "string"
                    },
                    "excludedProtocols": {
                      "type": "string"
                    },
                    "fee": {
                      "default": 0,
                      "maximum": 3,
                      "minimum": 0,
                      "type": "number"
                    },
                    "gasPrice": {
                      "example": "1000000000",
                      "pattern": "^[0-9]+$",
                      "type": "string"
                    },
                    "includeBlockNumber": {
                      "default": false,
                      "type": "boolean"
                    },
                    "includeProtocols": {
                      "default": false,
                      "type": "boolean"
                    },
                    "includeTokensInfo": {
                      "default": false,
                      "type": "boolean"
                    },
                    "isExactOutput": {
                      "default": false,
                      "type": "boolean"
                    },
                    "protocols": {
                      "type": "string"
                    },
                    "src": {
                      "description": "Address of the token being sold; use the zero address, or the case-insensitive sentinel 0xeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee, for the chain's native asset",
                      "example": "0x0000000000000000000000000000000000000000",
                      "pattern": "^0x[0-9a-fA-F]{40}$",
                      "type": "string"
                    },
                    "timestamp": {
                      "minimum": 0,
                      "type": "integer"
                    }
                  },
                  "required": [
                    "src",
                    "dst",
                    "amount"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      },
      "erc20ApprovalGasSponsoring": {
        "info": {
          "description": "The facilitator broadcasts a pre-signed ERC-20 approve() transaction to grant Permit2 allowance.",
          "version": "1"
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "amount": {
              "description": "The amount approved (uint256). Always MaxUint256.",
              "pattern": "^[0-9]+$",
              "type": "string"
            },
            "asset": {
              "description": "The address of the ERC-20 token contract.",
              "pattern": "^0x[a-fA-F0-9]{40}$",
              "type": "string"
            },
            "from": {
              "description": "The address of the sender (token owner).",
              "pattern": "^0x[a-fA-F0-9]{40}$",
              "type": "string"
            },
            "signedTransaction": {
              "description": "The RLP-encoded signed EIP-1559 transaction as a hex string.",
              "pattern": "^0x[a-fA-F0-9]+$",
              "type": "string"
            },
            "spender": {
              "description": "The address of the spender (Canonical Permit2).",
              "pattern": "^0x[a-fA-F0-9]{40}$",
              "type": "string"
            },
            "version": {
              "description": "Schema version identifier.",
              "pattern": "^[0-9]+(\\.[0-9]+)*$",
              "type": "string"
            }
          },
          "required": [
            "from",
            "asset",
            "spender",
            "amount",
            "signedTransaction",
            "version"
          ],
          "type": "object"
        }
      }
    }
  },
  "liveness": {
    "reliability": null
  },
  "verified": false,
  "featured": false,
  "provider": {
    "host": "api.3route.io",
    "manifest_name": "api.3route.io",
    "source": "cdp-mirror",
    "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources",
    "submitted_at": "2026-10-14T01:15:01.050Z"
  },
  "exampleResponse": {
    "example": {},
    "type": "string"
  }
}