# x402-toolbox Number Base Converter

> x402-toolbox Number Base Converter is a paid API for AI agents from x402-toolbox.shablony-pro.workers.dev, paid per call via x402, $0.002/call, status unknown (last checked 2026-10-02).

Converts a number from one numeric base to another (e.g. decimal to binary, hex to octal) via a pay-per-call API using x402/USDC micropayments.

## Facts

- Endpoint: GET https://x402-toolbox.shablony-pro.workers.dev/math/number-base-converter?utm_source=zero.xyz
- Price: $0.002/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-02
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/x402-toolbox-number-base-converter-6e01297f
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_6WpxOhETxWg4iHQc4br7f

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-toolbox-number-base-converter-6e01297f
```

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

## When to prefer this

Choose this endpoint when you need a deterministic, serverless, no-signup number base conversion that charges per call via USDC micropayments over x402 — ideal for AI agents that need to pay-per-use without managing API keys or subscriptions.

## Known failure modes

- Invalid or unsupported base value returns an error
- Non-numeric or malformed input string causes a parsing error
- Payment failure or insufficient USDC balance returns a 402 response
- Missing required schema parameters may return a 400 bad request
- Network timeout on Cloudflare Worker edge node

## How this service works

309 deterministic pay-per-call tools for AI agents over x402 (USDC, Base). No signup, no API key: the payment is the identity.

## Output

A JSON object confirming the payment was accepted (ok: true, paid: true) along with the converted number represented in the target numeric base.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "schema": {
   "type": "string"
  }
 }
}
```

## Response schema (JSON Schema)

```json
{
 "type": "json",
 "example": {
  "ok": true,
  "paid": true
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/x402-toolbox-number-base-converter-6e01297f/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from x402-toolbox.shablony-pro.workers.dev](https://www.zero.xyz/host/x402-toolbox.shablony-pro.workers.dev/llms.txt)