AgentTools
x402Grade CLast checked 50 min ago
GET https://agenttools-hub.vercel.app/api/v1/crypto/gas-fee-calculator
Calculate a transaction's gas fee: gas units × gas price (gwei) gives the ETH cost, multiplied by the ETH price for USD. Exact BigInt math for the wei amounts. Use this when an agent needs to transaction cost in ETH and USD from gas × gwei.
Price$0.003per price or market lookup · paid in USD on Base
Uptime100%
5/5 probes · 785 ms
Score69Grade C
Paid usage, 30 days3payers · 6 calls
Warnings
Price mismatch The live price differs from the catalogue listing.
How to buy
This endpoint takes pay-per-call payments over x402. Call it once without paying to see its live price; any x402 client then pays and retries automatically.
curl -i -X GET "https://agenttools-hub.vercel.app/api/v1/crypto/gas-fee-calculator"
# HTTP/1.1 402 Payment Required: price, asset and payTo are in the responseRecent checks
| Checked (UTC) | Result | Status | Time | Live price |
|---|---|---|---|---|
| 2026-10-11 13:01 | Valid 402 | 402 | 1070 ms | $0.003 |
| 2026-10-11 08:30 | Valid 402 | 402 | 826 ms | $0.003 |
| 2026-10-11 04:00 | Valid 402 | 402 | 748 ms | $0.003 |
| 2026-10-10 23:45 | Valid 402 | 402 | 785 ms | $0.001 |
| 2026-10-10 18:30 | Valid 402 | 402 | 701 ms | $0.001 |
Receipts
No test purchases yet. Graded test purchases are next on our list; until then every number here comes from unpaid checks.
What a check proves