NFT token lookup on 16 EVM chains
NFT token lookup on 16 EVM chains: ERC-721 or ERC-1155, current owner, token URI, inline metadata when on-chain, collection name and ERC-2981 royalty.
Answeringour last check, 2026-10-21
1 of 1checks answered this week
462 msmedian answer time
$0.01listed price per call
$0.01price it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
GET https://saylorinnovations.com/api/explorer/nft
| Category | Market data |
|---|---|
| Provider host | saylorinnovations.com |
| Networks | eip155:137, eip155:42161, eip155:8453, solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp |
| Payment schemes | exact |
| Self-reported calls, 30 days | 2 from 2 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-10-21 | valid payment request | 402 | $0.01 | 462 ms |
Example input (from the provider)
{
"method": "GET",
"queryParams": {
"chain": "ethereum",
"contract": "0xBC4CA0EdA7647A8aB7C2061c2E118A18a936f13D",
"token_id": "1"
},
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"chain": {
"description": "chain name or id",
"type": "string"
},
"contract": {
"description": "the NFT contract address",
"type": "string"
},
"token_id": {
"description": "the token id as a decimal number",
"type": "string"
}
},
"required": [
"chain",
"contract",
"token_id"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"chain": {
"description": "Blockchain the data is for",
"type": "string"
},
"collection_name": {
"description": "Collection name",
"type": [
"string",
"null"
]
},
"collection_symbol": {
"description": "Collection symbol",
"type": [
"string",
"null"
]
},
"contract": {
"description": "Contract address",
"type": "string"
},
"gateway_url": {
"description": "Gateway URL",
"type": [
"string",
"null"
]
},
"metadata": {
"type": [
"object",
"null"
]
},
"minted": {
"type": "boolean"
},
"note": {
"description": "Caveat or context for reading the result",
"type": "string"
},
"owner": {
"description": "Owner address",
"type": [
"string",
"null"
]
},
"royalty": {
"type": [
"object",
"null"
]
},
"source": {
"description": "Data source the values come from",
"type": "string"
},
"standard": {
"description": "Standard the result follows",
"type": "string"
},
"token_id": {
"description": "Token id identifier",
"type": "string"
},
"token_uri": {
"description": "Token uri",
"type": [
"string",
"null"
]
},
"uri_scheme": {
"description": "Uri scheme",
"type": [
"string",
"null"
]
}
},
"required": [
"chain",
"contract",
"token_id",
"standard",
"minted",
"note",
"source"
],
"type": "object"
},
"type": {
"const": "json",
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}