# HALOWERK Baumarkt Marker XML Export

> HALOWERK Baumarkt Marker XML Export is a paid API for AI agents from medien.halowerk.com, paid per call via x402, $0.031/call, status unknown (last checked 2026-10-22).

Exports marker data from the Baumarkt (hardware/DIY store) media catalog as XML, delivered as a JSON response

## Facts

- Endpoint: POST https://medien.halowerk.com/v1/baumarkt/media/marker-xml-export?utm_source=zero.xyz
- Price: $0.031/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-22
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/halowerk-baumarkt-marker-xml-export-5502aa54
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_htJW_SX4FyUDf1joVpsJQ

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-baumarkt-marker-xml-export-5502aa54 -d '<json body>'
```

Example prompt: Pull the marker XML export from the HALOWERK Baumarkt media catalog so I can integrate the product marker data into our system.

## When to prefer this

Use this endpoint when you need to extract structured marker data from the HALOWERK Baumarkt media catalog in XML format, particularly for retail data integration, ERP sync, or catalog auditing workflows that require machine-readable marker records from a German hardware/DIY store context.

## Known failure modes

- Invalid or missing request parameters returns an error response
- Payment failure via x402 protocol prevents access to the endpoint
- Catalog contains no matching markers resulting in empty export
- Malformed XML generation due to unexpected catalog data
- Authentication or payment verification failure returns 402 Payment Required

## How this service works

HALOWERK medienwerk — bezahlte Endpunkte nach x402. Preise in USDC auf Base Mainnet.

## Output

A JSON-wrapped response containing the exported marker data from the Baumarkt media catalog serialized as XML, including product marker identifiers and associated catalog metadata.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "source": {
   "type": "object",
   "oneOf": [
    {
     "required": [
      "url"
     ]
    },
    {
     "required": [
      "content_base64"
     ]
    }
   ],
   "properties": {
    "url": {
     "type": "string",
     "pattern": "^https?://",
     "maxLength": 2048
    },
    "filename": {
     "type": "string",
     "maxLength": 260
    },
    "content_base64": {
     "type": "string",
     "maxLength": 12000000,
     "minLength": 4
    }
   },
   "additionalProperties": false
  },
  "language": {
   "enum": [
    "de",
    "en",
    "es",
    "fr",
    "it",
    "nl",
    "pt",
    "multi"
   ],
   "type": "string"
  },
  "duration_minutes": {
   "type": "integer",
   "maximum": 30,
   "minimum": 1
  },
  "confidence_threshold": {
   "type": "number",
   "maximum": 1,
   "minimum": 0
  }
 }
}
```

## Response schema (JSON Schema)

```json
{
 "type": "json"
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/halowerk-baumarkt-marker-xml-export-5502aa54/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from medien.halowerk.com](https://www.zero.xyz/host/medien.halowerk.com/llms.txt)