single-fact lei lookup
single-fact lei lookup. GLEIF Level 1 record by exact LEI: legal name, jurisdiction, entity and registration status, last update. Vintage 2026-09-03, all statuses: 3283992 of 3419883 records admitted; non-Latin-script names (<2 Latin alphanumerics normalized) are absent. A bad check digit, a miss and an unreadable shelf are refused free, by name, never guessed; a miss is from this snapshot only. $0.005 by LEI here; by name or domain use /v1/lookup/who/ at $0.05. Whole bound in the declaration.
5000 (raw units)
price
3
calls / 30d
2
unique payers
2026-09-08
updated
Provider
lookups.alienprobe.ai · discovered, not yet claimed by its owner
Payment (x402 accepts[])
[
{
"scheme": "exact",
"network": "eip155:8453",
"payTo": "0x701fd2Fc3295Ff2E98d986BD2032A966f54555f7",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"amount": "5000",
"maxTimeoutSeconds": 60
}
]Output schema
{
"bazaar": {
"info": {
"input": {
"method": "GET",
"pathParams": {
"lei": "HWUPKR0MPOU8FGXBT394"
},
"type": "http"
},
"output": {
"example": {
"answer": {
"entity_status": "ACTIVE",
"jurisdiction": "US-CA",
"last_update": "2026-03-03T16:34:33.150Z",
"legal_name": "Apple Inc.",
"lei": "HWUPKR0MPOU8FGXBT394",
"registration_status": "ISSUED"
},
"delivered_at": "2026-08-22T00:00:00.000Z",
"schema_version": "lei-lookup.v2",
"source": {
"coverage": "LEI resolution covers the 3283992 GLEIF Level 1 records ADMITTED by the build from the 3419883 records read of the 2026-09-03 golden copy (INACTIVE and LAPSED included). 135653 records were refused because their legal name normalizes to fewer than 2 Latin alphanumerics — in practice non-Latin-script names (CJK, Cyrillic, Greek, Arabic, Hebrew, Thai) — and 238 for unclean fields; a refused record is absent from this shelf in this vintage. The LEI is matched exactly, after a free ISO 7064 check-digit screen; a miss is a miss from THIS snapshot only, never proof the LEI does not exist. Answers are served from R2 shards each verified against a manifest whose sha256 is this snapshot_sha256 — the same manifest the who product reads; refresh is a new vintage prefix and a re-pin, never a live fetch.",
"name": "GLEIF golden copy, Level 1 LEI records admitted by the build (see coverage); domain map from Wikidata items carrying P1278 (LEI) and P856 (official website)",
"snapshot_sha256": "8c5bb11bdd14d0ae66d92b5abad648804fe463c8d83e487f897644b0f99f5792",
"vintage": "2026-09-03"
},
"subject": {
"type": "lei",
"value": "HWUPKR0MPOU8FGXBT394"
}
},
"type": "json"
}
},
"routeTemplate": "/v1/lookup/lei/:lei",
"schema": {
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"type": "string"
},
"pathParams": {
"additionalProperties": false,
"properties": {
"lei": {
"description": "the 20-character ISO 17442 legal entity identifier to resolve",
"pattern": "^[0-9A-Z]{20}$",
"type": "string"
}
},
"required": [
"lei"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"pathParams"
],
"type": "object"
},
"output": {
"additionalProperties": false,
"properties": {
"example": {
"additionalProperties": false,
"properties": {
"answer": {
"additionalProperties": false,
"properties": {
"entity_status": {
"minLength": 1,
"type": "string"
},
"jurisdiction": {
"minLength": 1,
"type": "string"
},
"last_update": {
"minLength": 1,
"type": "string"
},
"legal_name": {
"minLength": 1,
"type": "string"
},
"lei": {
"description": "the 20-character ISO 17442 legal entity identifier to resolve",
"pattern": "^[0-9A-Z]{20}$",
"type": "string"
},
"registration_status": {
"minLength": 1,
"type": "string"
}
},
"required": [
"lei",
"legal_name",
"jurisdiction",
"entity_status",
"registration_status",
"last_update"
],
"type": "object"
},
"delivered_at": {
"minLength": 1,
"type": "string"
},
"schema_version": {
"const": "lei-lookup.v2",
"type": "string"
},
"source": {
"additionalProperties": false,
"properties": {
"coverage": {
"const": "LEI resolution covers the 3283992 GLEIF Level 1 records ADMITTED by the build from the 3419883 records read of the 2026-09-03 golden copy (INACTIVE and LAPSED included). 135653 records were refused because their legal name normalizes to fewer than 2 Latin alphanumerics — in practice non-Latin-script names (CJK, Cyrillic, Greek, Arabic, Hebrew, Thai) — and 238 for unclean fields; a refused record is absent from this shelf in this vintage. The LEI is matched exactly, after a free ISO 7064 check-digit screen; a miss is a miss from THIS snapshot only, never proof the LEI does not exist. Answers are served from R2 shards each verified against a manifest whose sha256 is this snapshot_sha256 — the same manifest the who product reads; refresh is a new vintage prefix and a re-pin, never a live fetch.",
"type": "string"
},
"name": {
"const": "GLEIF golden copy, Level 1 LEI records admitted by the build (see coverage); domain map from Wikidata items carrying P1278 (LEI) and P856 (official website)",
"type": "string"
},
"snapshot_sha256": {
"const": "8c5bb11bdd14d0ae66d92b5abad648804fe463c8d83e487f897644b0f99f5792",
"type": "string"
},
"vintage": {
"const": "2026-09-03",
"type": "string"
}
},
"required": [
"name",
"vintage",
"snapshot_sha256",
"coverage"
],
"type": "object"
},
"subject": {
"additionalProperties": false,
"properties": {
"type": {
"const": "lei",
"type": "string"
},
"value": {
"description": "the 20-character ISO 17442 legal entity identifier to resolve",
"pattern": "^[0-9A-Z]{20}$",
"type": "string"
}
},
"required": [
"type",
"value"
],
"type": "object"
}
},
"required": [
"schema_version",
"subject",
"answer",
"source",
"delivered_at"
],
"type": "object"
},
"type": {
"const": "json",
"type": "string"
}
},
"required": [
"type",
"example"
],
"type": "object"
}
},
"required": [
"input",
"output"
],
"type": "object"
}
}
}Use it
curl
curl "https://lookups.alienprobe.ai/v1/lookup/lei/:lei" # -> 402 Payment Required, accepts[] lists how to pay # retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid
JavaScript
const res = await fetch("https://lookups.alienprobe.ai/v1/lookup/lei/:lei");
if (res.status === 402) {
const { accepts } = await res.json();
// pay one of accepts[] via an x402 client, then retry with the payment header
}Python
import httpx
res = httpx.get("https://lookups.alienprobe.ai/v1/lookup/lei/:lei")
if res.status_code == 402:
accepts = res.json()["accepts"]
# pay one of accepts[] via an x402 client, then retry with the payment headerMachine-readable
Everything on this page is also available as clean JSON at /resources/5494.json, and this resource appears in /discovery/resources and /discovery/search.