$0.002
per call · USD Coin on Base
Live Ethereum mainnet gas pricing from PublicNode RPC: next-block base fee, 25/50/75th-percentile priority tips over the last 5 blocks (slow/std/fast), and a ready-to-sign recommendation (max_fee = 2*base + tip). Query: ?speed=slow|std|fast (default std). All values are decimal gwei, no hex parsing needed. 30s cache.
Endpoint
GET https://data.greeneris.io/v1/eth/gas3
Calls / 30d
3
Unique payers / 30d
Sep 8
Last called
exact
Payment scheme
Call this service
import { wrapFetchWithPayment } from "@x402/fetch";
import { privateKeyToAccount } from "viem/accounts";
const account = privateKeyToAccount(process.env.PRIVATE_KEY);
const fetchWithPay = wrapFetchWithPayment(fetch, account);
const res = await fetchWithPay("https://data.greeneris.io/v1/eth/gas", {
method: "GET",
});
const data = await res.json();curl -X GET \
"https://data.greeneris.io/v1/eth/gas?speed=fast" \
-H "X-PAYMENT: <signed x402 payment>"Example response
{
"base_fee_gwei": 0.0648,
"blocks_sampled": 5,
"legacy_gas_price_gwei": 0.0609,
"priority_fee_gwei": {
"fast": 0.1337,
"slow": 0.005,
"std": 0.0054
},
"recommended": {
"max_fee_gwei": 0.135,
"max_priority_fee_gwei": 0.0054,
"speed": "std"
},
"source": "Ethereum mainnet via PublicNode RPC (eth_gasPrice + eth_feeHistory, last 5 blocks)"
}Payment details
0x6ab8efe305cce67daa48c97bde29c04402822dffUSD Coin · 0x833589fcd6edb6e08f4c7c32d4f71b54bda02913Is this your API?
Pin it to the top of Onchain Data and the homepage with a featured placement.
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