ERC-165 interface detection for 16 EVM chains: ERC-721, ERC-1155, metadata, roya...
https://saylorinnovations.com/api/chain/interfacesOverview
ERC-165 interface detection for 16 EVM chains: ERC-721, ERC-1155, metadata, royalties and update events, with a kind label and ERC-20 hint.
Protocol
x402
Price
$0.01
Payment Asset
USD Coin
Payment Network
eip155:8453
Category
uncategorized
Provider
Saylor Innovations Data Desk
Source
bazaar
Indexed
2026-10-21 04:24:46
Health
Status
healthy
Latency (p50)
361ms
Uptime (30d)
100.0%
Reliability Score
95/100
Last Checked
2026-10-28 16:17:02
Last Healthy
2026-10-28 16:17:02
Consecutive Failures
0
x402 Payment Validation
Payment Requirements
Valid
Asset Verified
Known USDC
Facilitator
—
Input Schema
{
"method": "GET",
"queryParams": {
"chain": "ethereum",
"contract": "0xBC4CA0EdA7647A8aB7C2061c2E118A18a936f13D"
},
"type": "http"
}
Output Schema
{
"example": {
"answers_erc20_calls": false,
"chain": "ethereum",
"chain_id": 1,
"contract": "0xBC4CA0EdA7647A8aB7C2061c2E118A18a936f13D",
"erc165_conformant": true,
"kind": "ERC-721 NFT",
"note": "Each flag is the contract's own supportsInterface() answer at the latest block.",
"source": "Chain JSON-RPC (ethereum)",
"supports": {
"erc1155": false,
"erc1155_metadata_uri": false,
"erc1155_receiver": false,
"erc165": true,
"erc2981_royalties": false,
"erc4906_metadata_update": false,
"erc721": true,
"erc721_enumerable": true,
"erc721_metadata": true,
"erc721_receiver": false
}
},
"type": "json"
}
Recent Health Checks
| Time | Status | HTTP | Latency | Error |
|---|---|---|---|---|
| 2026-10-28 16:17:02 | healthy | 402 | 288ms | |
| 2026-10-28 15:24:15 | healthy | 402 | 558ms | |
| 2026-10-28 14:18:38 | healthy | 402 | 384ms | |
| 2026-10-28 07:00:25 | healthy | 402 | 361ms | |
| 2026-10-28 05:38:22 | healthy | 402 | 295ms | |
| 2026-10-28 04:40:26 | healthy | 402 | 262ms | |
| 2026-10-28 03:46:40 | healthy | 402 | 228ms | |
| 2026-10-28 02:46:37 | healthy | 402 | 806ms | |
| 2026-10-28 01:42:35 | healthy | 402 | 784ms | |
| 2026-10-28 00:36:05 | healthy | 402 | 1422ms | |
| 2026-10-27 23:39:52 | healthy | 402 | 229ms | |
| 2026-10-27 22:53:54 | healthy | 402 | 197ms | |
| 2026-10-27 21:43:07 | healthy | 402 | 456ms | |
| 2026-10-27 20:28:06 | healthy | 402 | 279ms | |
| 2026-10-27 19:22:44 | healthy | 402 | 326ms | |
| 2026-10-26 08:44:47 | healthy | 402 | 537ms | |
| 2026-10-25 18:19:45 | healthy | 402 | 820ms |