# minia2a x402-hex

> minia2a x402-hex is a paid API for AI agents from minia2a.uk, paid per call via x402, $0.01/call, status unknown (last checked 2026-09-15).

Converts numeric or binary data to hexadecimal representation

## Facts

- Endpoint: GET https://minia2a.uk/x402/x402-hex
- Price: $0.01/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-15
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/minia2a-x402-hex-91aa8710
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_SQP-ZumEw6OZtA9VyCf2l

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 minia2a-x402-hex-91aa8710
```

Example prompt: Convert the number 255 to its hexadecimal representation for me.

## When to prefer this

Choose this endpoint when you need a quick, paid-per-call hex conversion without setting up local utilities, or when operating in an agentic workflow that already uses x402 micropayments and needs inline hex encoding as a step in a larger pipeline.

## Known failure modes

- Missing required 'input' field returns a 400 error
- Non-numeric or malformed input may return an error or empty result
- Network timeout or service unavailability returns 5xx error
- Payment failure via x402 protocol prevents call from completing

## How this service works

minia2a service: x402-hex

## Output

Returns the hexadecimal string representation of the provided input value, such as converting 255 to 'ff' or 256 to '100'.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "required": [
  "input"
 ],
 "properties": {
  "input": {
   "type": "object",
   "properties": {
    "type": {
     "type": "string"
    },
    "method": {
     "type": "string"
    },
    "bodyType": {
     "type": "string"
    },
    "queryParams": {
     "type": "object"
    }
   }
  },
  "output": {
   "type": "object",
   "properties": {
    "type": {
     "type": "string"
    }
   }
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/minia2a-x402-hex-91aa8710/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from minia2a.uk](https://www.zero.xyz/host/minia2a.uk/llms.txt)