# Halowerk Intel Address Label Lookup

> Halowerk Intel Address Label Lookup is a paid API for AI agents from intel.halowerk.com, paid per call via x402, $0.001/call, status unknown (last checked 2026-09-14).

Returns verified labels, names, categories, sources, and confidence scores for a blockchain address.

## Facts

- Endpoint: GET https://intel.halowerk.com/v1/intel/labels/:address
- Price: $0.001/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-14
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/halowerk-intel-address-label-lookup-20e9d4b9
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap__yvyDUAEqOihX7U8GEHb4

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability halowerk-intel-address-label-lookup-20e9d4b9
```

Example prompt: Can you look up the labels and classification for the blockchain address 0x3f5CE5FBFe3E9af3971dD833D26bA9b5C936f0bE? I want to know what entity it belongs to, what category it falls under, and how confident the system is.

## When to prefer this

Use this endpoint when you need structured, confidence-scored label intelligence for a specific blockchain address, especially when you want category, entity name, and source provenance in a single call. Prefer it over generic block explorers when you need machine-readable classification with confidence scores suitable for automated risk or compliance workflows.

## Known failure modes

- Address not found or unknown — returns empty label set or 404
- Invalid address format — returns 400 bad request
- Payment not processed — returns 402 Payment Required
- Rate limit exceeded — returns 429
- Internal service error — returns 500

## How this service works

Liefert belegte Labels, Namen, Kategorien, Quellen und Konfidenz. Eigene Labels sind Die verifizierte Zahleradresse ist der Eigentümer; Ergebnisse und gespeicherte Daten sind strikt auf diesen Zahler begrenzt.

## Output

A JSON object containing verified labels, human-readable names, category classifications, source attributions, and confidence scores associated with the queried blockchain address. Results are scoped strictly to the paying caller's verified address context.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "$schema": "https://json-schema.org/draft/2020-12/schema",
 "required": [
  "input"
 ],
 "properties": {
  "input": {
   "type": "object",
   "required": [
    "type",
    "method",
    "pathParams"
   ],
   "properties": {
    "type": {
     "type": "string",
     "const": "http"
    },
    "method": {
     "enum": [
      "GET"
     ],
     "type": "string"
    },
    "pathParams": {
     "type": "object",
     "required": [
      "address"
     ],
     "properties": {
      "address": {
       "type": "string",
       "maxLength": 44,
       "minLength": 32,
       "description": "Adresse auf der angegebenen unterstützten Kette."
      }
     },
     "additionalProperties": false
    },
    "queryParams": {
     "type": "object",
     "properties": {
      "chain": {
       "enum": [
        "base",
        "ethereum",
        "polygon",
        "arbitrum",
        "solana"
       ],
       "type": "string",
       "default": "base"
      }
     },
     "additionalProperties": false
    }
   },
   "additionalProperties": false
  },
  "output": {
   "type": "object",
   "required": [
    "type"
   ],
   "properties": {
    "type": {
     "type": "string"
    },
    "example": {
     "type": "object"
    }
   },
   "additionalProperties": false
  }
 },
 "additionalProperties": false
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/halowerk-intel-address-label-lookup-20e9d4b9/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from intel.halowerk.com](https://www.zero.xyz/host/intel.halowerk.com/llms.txt)