# x402 QR API Hash Endpoint

> x402 QR API Hash Endpoint is a paid API for AI agents from x402-qr-api.vercel.app, paid per call via x402, $0.001/call, status unknown (last checked 2026-10-13).

Generates or looks up a hash value, likely for QR code content or URL encoding, accessible via x402 micropayment

## Facts

- Endpoint: GET https://x402-qr-api.vercel.app/api/hash?utm_source=zero.xyz
- Price: $0.001/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-13
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/x402-qr-api-hash-endpoint-ec061c48
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_DwxJh7152D34CTs4CVKFZ

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 x402-qr-api-hash-endpoint-ec061c48
```

Example prompt: Can you hash the string 'https://example.com/my-product-page' using the x402 QR API hash endpoint?

## When to prefer this

Use this endpoint when you need a lightweight, pay-per-use hash computation accessible via x402 micropayment protocol, particularly in QR code generation pipelines or when integrating with the x402 payment ecosystem on Vercel-hosted services.

## Known failure modes

- Missing or empty input parameter returns an error or empty hash
- Payment not provided or invalid x402 payment header causes 402 Payment Required response
- Malformed request returns 400 Bad Request
- Rate limiting or server unavailability returns 503

## How this service works

Generated by create next app

## Output

Returns a hash digest (likely a hex or base64-encoded string) computed from the provided input, suitable for use in QR code payloads, content verification, or deduplication.

## Request schema (JSON Schema)

```json
{
 "properties": {
  "input": {
   "type": "object",
   "required": [
    "type",
    "method"
   ],
   "properties": {
    "type": {
     "type": "string",
     "const": "http"
    },
    "method": {
     "enum": [
      "GET"
     ],
     "type": "string"
    }
   },
   "additionalProperties": false
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/x402-qr-api-hash-endpoint-ec061c48/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from x402-qr-api.vercel.app](https://www.zero.xyz/host/x402-qr-api.vercel.app/llms.txt)