FETCH402
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Resource / 260

healthy

Vibe Springs.

GET https://vibesprings.net/api/gas ↗

Real-time gas price oracle for multiple EVM chains. Returns slow/standard/fast fee estimates, estimated transaction costs (ETH transfers, ERC-20 transfers, swaps), and network congestion status. Supports Base, Ethereum, Arbitrum, and Optimism.

Eligibility
probeable
Failures
0
Last quote
2026-08-12 22:00:03 UTC
Last probe
2026-08-12 22:00:03 UTC
Payment requirements / accepts[] 1 options
State Network Scheme Atomic amount Asset payTo / untrusted
active eip155:8453 exact 1000 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 0x38C063312719220c676E988f0DEE14B4ec0e44C8

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 22:00:03 UTC GET · HTTP 402 · 696ms · accepts 1 · base 1 ok
Request
GET https://vibesprings.net/api/gas
Robots
allow
Note
http_402;accepts=1;base=1
Accepts fingerprint
e497c62ecc1a51720cc2ad2664a4c2e37122f1e58941f2a40797c21effedf803

Accepts snapshot

[
  {
    "amount": "1000",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "assetTransferMethod": null,
    "extra": {
      "name": "USD Coin",
      "version": "2"
    },
    "maxTimeoutSeconds": 300,
    "network": "eip155:8453",
    "payTo": "0x38C063312719220c676E988f0DEE14B4ec0e44C8",
    "paymentFlow": null,
    "raw": {
      "amount": "1000",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "extra": {
        "name": "USD Coin",
        "version": "2"
      },
      "maxTimeoutSeconds": 300,
      "max_timeout_seconds": 300,
      "network": "eip155:8453",
      "payTo": "0x38C063312719220c676E988f0DEE14B4ec0e44C8",
      "pay_to": "0x38C063312719220c676E988f0DEE14B4ec0e44C8",
      "scheme": "exact"
    },
    "scheme": "exact"
  }
]

PaymentRequired raw 

{
  "accepts": [
    {
      "amount": "1000",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "extra": {
        "name": "USD Coin",
        "version": "2"
      },
      "maxTimeoutSeconds": 300,
      "network": "eip155:8453",
      "payTo": "0x38C063312719220c676E988f0DEE14B4ec0e44C8",
      "scheme": "exact"
    }
  ],
  "error": "Payment required",
  "extensions": {
    "bazaar": {
      "category": "data-provider",
      "info": {
        "input": {
          "method": "GET",
          "queryParams": {
            "chain": "base"
          },
          "type": "http"
        },
        "output": {
          "example": {
            "blockNumber": 12345678,
            "chain": "base",
            "estimatedCosts": {
              "erc20Transfer": {
                "fast": "$0.001",
                "slow": "$0.0003",
                "standard": "$0.0005"
              },
              "ethTransfer": {
                "fast": "$0.0005",
                "slow": "$0.0001",
                "standard": "$0.0002"
              },
              "swap": {
                "fast": "$0.005",
                "slow": "$0.001",
                "standard": "$0.002"
              }
            },
            "gasPrice": {
              "fast": {
                "estimatedSeconds": 5,
                "gwei": 0.01,
                "maxFee": 0.012,
                "maxPriorityFee": 0.005
              },
              "slow": {
                "estimatedSeconds": 30,
                "gwei": 0.001,
                "maxFee": 0.002,
                "maxPriorityFee": 0.001
              },
              "standard": {
                "estimatedSeconds": 15,
                "gwei": 0.005,
                "maxFee": 0.006,
                "maxPriorityFee": 0.002
              }
            },
            "networkStatus": "quiet",
            "processingTime": "85ms",
            "recommendation": "Network is quiet. Good time to transact.",
            "source": "Base RPC",
            "timestamp": "2026-06-20T12:00:00.000Z"
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "method": {
                "enum": [
                  "GET"
                ],
                "type": "string"
              },
              "queryParams": {
                "properties": {
                  "chain": {
                    "description": "Network to query gas prices for. Options: base, ethereum, arbitrum, optimism. Default: base.",
                    "type": "string"
                  }
                },
                "required": [],
                "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"
      },
      "tags": [
        "gas",
        "fees",
        "ethereum",
        "base",
        "arbitrum",
        "optimism",
        "transactions",
        "infrastructure"
      ]
    }
  },
  "resource": {
    "description": "Real-time gas price oracle for multiple EVM chains. Returns slow/standard/fast fee estimates, estimated transaction costs (ETH transfers, ERC-20 transfers, swaps), and network congestion status. Supports Base, Ethereum, Arbitrum, and Optimism.",
    "iconUrl": "https://vibesprings.net/logo.png",
    "mimeType": "application/json",
    "serviceName": "Vibe Springs",
    "tags": [
      "gas",
      "fees",
      "ethereum",
      "base",
      "arbitrum"
    ],
    "url": "https://vibesprings.net/api/gas"
  },
  "x402Version": 2
}

Response headers

{
  "alt-svc": "h3=\":443\"; ma=86400",
  "cache-control": "no-cache, no-store, must-revalidate",
  "connection": "keep-alive",
  "content-security-policy": "upgrade-insecure-requests",
  "content-type": "application/json",
  "date": "Wed, 12 Aug 2026 22:00:03 GMT",
  "panel": "hpanel",
  "payment-required": "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",
  "platform": "hostinger",
  "pragma": "no-cache",
  "referrer-policy": "strict-origin-when-cross-origin",
  "server": "hcdn",
  "strict-transport-security": "max-age=63072000; includeSubDomains; preload",
  "transfer-encoding": "chunked",
  "vary": "Accept-Encoding",
  "x-content-type-options": "nosniff",
  "x-frame-options": "DENY",
  "x-hcdn-request-id": "8ce30392434f9becc7c09ccc13b2608a-tok-edge4",
  "x-xss-protection": "1; mode=block"
}

Response body 

{}

Request headers

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

Machine contract

Schemas.

InputJSON
{
  "method": "GET",
  "queryParams": {
    "chain": "base"
  },
  "type": "http"
}
OutputJSON
{
  "example": {
    "blockNumber": 12345678,
    "chain": "base",
    "estimatedCosts": {
      "erc20Transfer": {
        "fast": "$0.001",
        "slow": "$0.0003",
        "standard": "$0.0005"
      },
      "ethTransfer": {
        "fast": "$0.0005",
        "slow": "$0.0001",
        "standard": "$0.0002"
      },
      "swap": {
        "fast": "$0.005",
        "slow": "$0.001",
        "standard": "$0.002"
      }
    },
    "gasPrice": {
      "fast": {
        "estimatedSeconds": 5,
        "gwei": 0.01,
        "maxFee": 0.012,
        "maxPriorityFee": 0.005
      },
      "slow": {
        "estimatedSeconds": 30,
        "gwei": 0.001,
        "maxFee": 0.002,
        "maxPriorityFee": 0.001
      },
      "standard": {
        "estimatedSeconds": 15,
        "gwei": 0.005,
        "maxFee": 0.006,
        "maxPriorityFee": 0.002
      }
    },
    "networkStatus": "quiet",
    "processingTime": "85ms",
    "recommendation": "Network is quiet. Good time to transact.",
    "source": "Base RPC",
    "timestamp": "2026-06-20T12:00:00.000Z"
  },
  "type": "json"
}