{
  "x402Version": 2,
  "id": 34890,
  "slug": "34890",
  "resource": "https://api.liquidagent.ai/v1/gas",
  "description": "Gas sponsorship for one ERC-4337 user operation on Base (EntryPoint v0.8). Price = max($0.03, 1.3× the op's gas cap); this is the floor — send your user operation to get the exact quote. Bodies this URL accepts: {sender, calls[, redelegate:true]} (plain wallet, EIP-7702) | {userOperation} unsigned (any EntryPoint v0.8 smart account, bring your own operation) | JSON-RPC ERC-7677. Then POST the signed operation back here; we submit it. GET this URL?docs=1 for details. Quote valid 600s.",
  "type": "http",
  "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1789673892/bazaar-icons/f677fe61294e2ea2.png",
  "resourceType": "Payments",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0x487b28A4FbbA8Cf46eb6E1d72e6959202Bb75e90",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "30000",
      "amountUsd": 0.03,
      "maxTimeoutSeconds": 60
    },
    {
      "scheme": "exact",
      "network": "eip155:137",
      "payTo": "0x487b28A4FbbA8Cf46eb6E1d72e6959202Bb75e90",
      "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
      "amount": "30000",
      "amountUsd": 0.03,
      "maxTimeoutSeconds": 60
    }
  ],
  "outputSchema": {
    "properties": {
      "example": {
        "paymaster": "0x9676897C3BF08977Cdbe78213F84e72A29b844eC",
        "paymasterData": "0x…",
        "paymasterPostOpGasLimit": "0x0",
        "paymasterVerificationGasLimit": "0xea60",
        "validUntil": 1790000000
      },
      "type": {
        "const": "json"
      }
    },
    "type": "object"
  },
  "extensions": {
    "bazaar": {
      "info": {
        "input": {
          "body": {
            "method": "pm_getPaymasterData",
            "params": [
              {
                "callData": "0x",
                "callGasLimit": "0x30d40",
                "maxFeePerGas": "0x5f5e100",
                "maxPriorityFeePerGas": "0xf4240",
                "nonce": "0x0",
                "preVerificationGas": "0x13880",
                "sender": "0xYourSmartAccount",
                "verificationGasLimit": "0x186a0"
              },
              "0x4337084D9E255Ff0702461CF8895CE9E3b5Ff108",
              "0x2105",
              {
                "x402": "<payment object>"
              }
            ]
          },
          "bodyType": "json",
          "method": "POST",
          "type": "http"
        },
        "output": {
          "example": {
            "paymaster": "0x9676897C3BF08977Cdbe78213F84e72A29b844eC",
            "paymasterData": "0x…",
            "paymasterPostOpGasLimit": "0x0",
            "paymasterVerificationGasLimit": "0xea60",
            "validUntil": 1790000000
          },
          "type": "json"
        }
      },
      "schema": {
        "properties": {
          "input": {
            "properties": {
              "body": {
                "properties": {
                  "method": {
                    "const": "pm_getPaymasterData"
                  },
                  "params": {
                    "description": "[userOperation, entryPoint, chainId, context] per ERC-7677; put the x402 payment object in context.x402",
                    "type": "array"
                  }
                },
                "required": [
                  "method",
                  "params"
                ],
                "type": "object"
              },
              "method": {
                "const": "POST"
              },
              "type": {
                "const": "http"
              }
            },
            "type": "object"
          },
          "output": {
            "properties": {
              "example": {
                "paymaster": "0x9676897C3BF08977Cdbe78213F84e72A29b844eC",
                "paymasterData": "0x…",
                "paymasterPostOpGasLimit": "0x0",
                "paymasterVerificationGasLimit": "0xea60",
                "validUntil": 1790000000
              },
              "type": {
                "const": "json"
              }
            },
            "type": "object"
          }
        },
        "type": "object"
      }
    }
  },
  "tags": [
    "gas",
    "paymaster",
    "erc-4337",
    "sponsorship",
    "base",
    "bazaar"
  ],
  "sourceHost": "api.liquidagent.ai",
  "lastUpdated": "2026-09-17T19:41:12.779Z",
  "quality": {
    "calls30d": 1,
    "uniquePayers30d": 1,
    "lastCalledAt": "2026-09-17T19:41:12.629Z"
  },
  "metadata": {
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1789673892/bazaar-icons/f677fe61294e2ea2.png",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "method": "pm_getPaymasterData",
              "params": [
                {
                  "callData": "0x",
                  "callGasLimit": "0x30d40",
                  "maxFeePerGas": "0x5f5e100",
                  "maxPriorityFeePerGas": "0xf4240",
                  "nonce": "0x0",
                  "preVerificationGas": "0x13880",
                  "sender": "0xYourSmartAccount",
                  "verificationGasLimit": "0x186a0"
                },
                "0x4337084D9E255Ff0702461CF8895CE9E3b5Ff108",
                "0x2105",
                {
                  "x402": "<payment object>"
                }
              ]
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "paymaster": "0x9676897C3BF08977Cdbe78213F84e72A29b844eC",
              "paymasterData": "0x…",
              "paymasterPostOpGasLimit": "0x0",
              "paymasterVerificationGasLimit": "0xea60",
              "validUntil": 1790000000
            },
            "type": "json"
          }
        },
        "schema": {
          "properties": {
            "input": {
              "properties": {
                "body": {
                  "properties": {
                    "method": {
                      "const": "pm_getPaymasterData"
                    },
                    "params": {
                      "description": "[userOperation, entryPoint, chainId, context] per ERC-7677; put the x402 payment object in context.x402",
                      "type": "array"
                    }
                  },
                  "required": [
                    "method",
                    "params"
                  ],
                  "type": "object"
                },
                "method": {
                  "const": "POST"
                },
                "type": {
                  "const": "http"
                }
              },
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "paymaster": "0x9676897C3BF08977Cdbe78213F84e72A29b844eC",
                  "paymasterData": "0x…",
                  "paymasterPostOpGasLimit": "0x0",
                  "paymasterVerificationGasLimit": "0xea60",
                  "validUntil": 1790000000
                },
                "type": {
                  "const": "json"
                }
              },
              "type": "object"
            }
          },
          "type": "object"
        }
      }
    }
  },
  "liveness": {
    "reliability": null
  },
  "verified": false,
  "featured": false,
  "provider": {
    "host": "api.liquidagent.ai",
    "manifest_name": "api.liquidagent.ai",
    "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": null,
    "type": null
  }
}