Decode EVM calldata or a Base tx hash into a readable function call: signature, ...
https://api.x402node.dev/chain/tx-decodeOverview
Decode EVM calldata or a Base tx hash into a readable function call: signature, selector, and decoded typed arguments. Search terms: calldata decoder, ABI decode, function selector 4byte, transaction decoder, EVM tx decode.
Protocol
x402
Price
$0.05
Payment Asset
USD Coin
Payment Network
eip155:8453
Category
crypto/transactions
Provider
x402node
Source
bazaar
Indexed
2026-06-03 00:17:40
Health
Status
healthy
Latency (p50)
710ms
Uptime (30d)
100.0%
Reliability Score
90/100
Last Checked
2026-10-31 07:01:25
Last Healthy
2026-10-31 07:01:25
Consecutive Failures
0
x402 Payment Validation
Payment Requirements
Valid
Asset Verified
Known USDC
Facilitator
—
Input Schema
{
"method": "GET",
"queryParams": {
"calldata": "string",
"data": "string",
"to": "string",
"tx": "string",
"txhash": "string"
},
"type": "http"
}
Recent Health Checks
| Time | Status | HTTP | Latency | Error |
|---|---|---|---|---|
| 2026-10-31 07:01:25 | healthy | 402 | 1089ms | |
| 2026-10-31 06:00:19 | healthy | 402 | 1543ms | |
| 2026-10-31 04:59:18 | healthy | 402 | 678ms | |
| 2026-10-31 03:58:59 | healthy | 402 | 709ms | |
| 2026-10-31 02:59:39 | healthy | 402 | 577ms | |
| 2026-10-31 01:58:58 | healthy | 402 | 549ms | |
| 2026-10-31 00:58:22 | healthy | 402 | 730ms | |
| 2026-10-30 23:59:28 | healthy | 402 | 1853ms | |
| 2026-10-30 22:58:00 | healthy | 402 | 855ms | |
| 2026-10-30 21:59:14 | healthy | 402 | 3399ms | |
| 2026-10-30 20:58:12 | healthy | 402 | 674ms | |
| 2026-10-30 19:59:18 | healthy | 402 | 644ms | |
| 2026-10-30 18:59:17 | healthy | 402 | 710ms | |
| 2026-10-30 17:58:52 | healthy | 402 | 1325ms | |
| 2026-10-30 16:58:56 | healthy | 402 | 674ms | |
| 2026-10-30 15:59:00 | healthy | 402 | 554ms | |
| 2026-10-30 14:59:04 | healthy | 402 | 3228ms | |
| 2026-10-30 13:59:14 | healthy | 402 | 669ms | |
| 2026-10-30 12:59:17 | healthy | 402 | 976ms | |
| 2026-10-29 01:02:52 | healthy | 402 | 525ms |