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Gas Price
by gas-price-checker in Onchain & crypto
x402 APIPassing, checked 2 h ago
Read the live gas price, EIP-1559 base fee and estimated native-transfer cost on Base, Ethereum, Polygon, Arbitrum or Optimism. No RPC key or account. Try GET /gas-price/sample.
GET https://x402.agentindex.world/gas-price
Last 30 days
All checks passedSome failedAll failedNot checked
- Uptime
- 100%
- Response time
- 48 ms typical, 58 ms slowest 5%
- Last check
- 2 h ago
- Next check
- any minute now
How to call it
# See the payment challenge (nothing is charged)
curl -i -X GET "https://x402.agentindex.world/gas-price?network=base"import { wrapFetchWithPayment } from "@x402/fetch";
import { x402Client } from "@x402/core/client";
import { ExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";
const client = new x402Client().register(
"eip155:8453",
new ExactEvmScheme(privateKeyToAccount(process.env.AGENT_KEY)),
);
const pay = wrapFetchWithPayment(fetch, client);
// Not sure it's safe to pay? Preflight it first for $0.005:
// GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fx402.agentindex.world%2Fgas-price
const res = await pay("https://x402.agentindex.world/gas-price?network=base");
console.log(await res.json());Example input
{
"network": "base"
}Example output
{
"base_fee": {
"gwei": 0.0009,
"wei": "900000"
},
"block_number": 51500000,
"gas_price": {
"gwei": 0.001,
"wei": "1000000"
},
"native_transfer_estimate": {
"fee_native": 2.1e-8,
"fee_wei": "21000000000",
"gas_limit": 21000,
"symbol": "ETH"
},
"network": {
"caip2": "eip155:8453",
"key": "base",
"name": "Base"
}
}Security scan
- No findings. We scan names, descriptions and tool definitions for hidden instructions and other prompt-injection patterns.
Recent checks
| When | Result | HTTP | Time | Price |
|---|---|---|---|---|
| 2 h ago | Passed | 402 | 46 ms | $0.001 |
| 4 h ago | Passed | 402 | 71 ms | $0.001 |
| 8 h ago | Passed | 402 | 48 ms | $0.001 |
| 13 h ago | Passed | 402 | 58 ms | $0.001 |