# TwelveX Forex Currency Converter

> TwelveX Forex Currency Converter is a paid API for AI agents from twelvix402.vercel.app, paid per call via x402, $0.1/call, status unknown (last checked 2026-09-14).

Converts a specified amount between two currencies using live forex exchange rates powered by Twelve Data

## Facts

- Endpoint: GET https://twelvix402.vercel.app/api/forex/convert
- Price: $0.1/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-14
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/twelvex-forex-currency-converter-f52b8a9a
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_8_kxsexCU4ZNMwZNnPsW2

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 twelvex-forex-currency-converter-f52b8a9a
```

Example prompt: Convert 500 USD to EUR using live forex rates — what would I get for USD/EUR right now?

## When to prefer this

Use this endpoint when you need a real-time currency conversion between a specific forex pair with a given amount, particularly when powered by Twelve Data's live market feed is important. Prefer over generic free converters when accuracy and freshness of data matter for financial applications.

## Known failure modes

- Invalid or unsupported currency pair symbol returns an error
- Missing required 'symbol' parameter returns a 400 bad request
- Market closed or data unavailable for exotic pairs
- Payment of 0.1 USDC not completed results in 402 response
- Malformed symbol format (e.g. missing slash) causes parsing failure

## How this service works

Premium financial data API — 25 endpoints for stocks, forex, crypto, and technical analysis. Powered by Twelve Data.

## Output

Returns the converted currency amount and exchange rate data for the specified currency pair and input amount, sourced from live forex market data via Twelve Data.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "required": [
  "symbol"
 ],
 "properties": {
  "amount": {
   "type": "string",
   "description": "Amount to convert (default: 1)"
  },
  "symbol": {
   "type": "string",
   "description": "Pair (e.g. USD/EUR)"
  }
 }
}
```

## Response schema (JSON Schema)

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

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/twelvex-forex-currency-converter-f52b8a9a/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from twelvix402.vercel.app](https://www.zero.xyz/host/twelvix402.vercel.app/llms.txt)