Estimates the USD gas cost of a common action (transfer, erc20-transfer, approve...
https://api.x402node.dev/chain/gas-estimateOverview
Estimates the USD gas cost of a common action (transfer, erc20-transfer, approve, swap, nft-mint) across EVM chains, combining live gas price per chain with the native token price. Lets an agent pick the cheapest chain to execute and budget a transaction. Live aggregated gas + price compute. gas cost estimate, transaction fee usd, cheapest chain to execute, swap gas
Protocol
x402
Price
$0.01
Payment Asset
USD Coin
Payment Network
eip155:8453
Category
crypto/nft
Provider
x402node
Source
bazaar
Indexed
2026-06-21 23:15:31
Health
Status
healthy
Latency (p50)
505ms
Uptime (30d)
100.0%
Reliability Score
90/100
Last Checked
2026-10-31 07:06:09
Last Healthy
2026-10-31 07:06:09
Consecutive Failures
0
x402 Payment Validation
Payment Requirements
Valid
Asset Verified
Known USDC
Facilitator
—
Input Schema
{
"method": "GET",
"queryParams": {
"action": "string",
"chain": "string",
"gas": "string"
},
"type": "http"
}