Gas estimate before you send, on Ethereum, Base, Arc or BNB Chain
Gas estimate before you send, on Ethereum, Base, Arc or BNB Chain: pass ?to=&from=&data=&value= and get the gas units, the gas price and the fee in the native coin, or the revert reason if the transaction would fail. Nothing is signed or sent.
Not tested: has real-world effectsour last check, 2026-10-18
0 of 0checks answered this week
n/amedian answer time
$0.001listed price per call
n/aprice it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
GET https://apexfaucet.xyz/api/x402/evm-gas-estimate
| Category | Market data |
|---|---|
| Provider host | apexfaucet.xyz |
| Networks | eip155:5042, eip155:56, eip155:8453, solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp |
| Payment schemes | exact |
| Self-reported calls, 30 days | 2 from 2 payers (the provider's figure, not ours) |
Our checks, last 30 days
We never call tools that send, buy, move money or file anything, not even without paying.
Example input (from the provider)
{
"discoverable": true,
"method": "GET",
"queryParams": {
"chain": "base",
"data": "0x",
"from": "0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045",
"to": "0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045",
"value": "1000"
},
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"chain": {
"description": "Chain to read: ethereum, base, arc or bnb. Default ethereum.",
"enum": [
"ethereum",
"base",
"arc",
"bnb"
],
"type": "string"
},
"data": {
"description": "Optional hex calldata.",
"type": "string"
},
"from": {
"description": "Optional sender.",
"pattern": "^0x[0-9a-fA-F]{40}$",
"type": "string"
},
"to": {
"description": "Recipient or contract.",
"pattern": "^0x[0-9a-fA-F]{40}$",
"type": "string"
},
"value": {
"description": "Optional value in wei.",
"type": "string"
}
},
"required": [
"to"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"queryParams"
],
"type": "object"
},
"output": {
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}