# SuVerse Fiat Exchange Rates API

> SuVerse Fiat Exchange Rates API is a paid API for AI agents from proxy.suverse.io, paid per call via x402, $0.001/call, status unknown (last checked 2026-09-14).

Returns real-time exchange rates for 170+ fiat currencies with USD as the base currency, updated daily via ExchangeRate-API open data.

## Facts

- Endpoint: GET https://proxy.suverse.io/v1/data/fiat-exchange-rates
- Price: $0.001/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-14
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/proxy-suverse-io-d99af7f9
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_gzPq2Rqzp330BV7mN7wMY

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 proxy-suverse-io-d99af7f9
```

Example prompt: What are the current exchange rates for all major fiat currencies against USD? I need live daily rates covering the full list of 170+ currencies for my payment calculator.

## When to prefer this

Choose this endpoint when you need a broad, daily-updated snapshot of 170+ fiat currency exchange rates with USD as the base, especially for international AI agents, cross-border payment calculators, or finance dashboards that need cost-effective ($0.001/call) multi-currency rate lookups without needing real-time tick-by-tick precision.

## Known failure modes

- Upstream ExchangeRate-API outage causing stale or missing data
- Rate limit or quota exceeded on the proxy
- Payment of 0.001 USDC not fulfilled, resulting in 402 Payment Required
- Invalid or missing request parameters returning 400 error
- Network timeout from the proxy to the upstream provider

## How this service works

Real-time forex exchange rates for 170+ currencies with USD base. Daily updates from ExchangeRate-API open data. AI agent international payment calculator, cross-border FX, finance dashboard, currency converter API, pay-per-call USDC.

## Output

A JSON object containing real-time exchange rates for 170+ fiat currencies relative to USD as the base, updated daily. Each currency code maps to its current conversion rate from USD.

## Example request

```json
{
 "input": {
  "type": "http",
  "method": "GET",
  "queryParams": {}
 }
}
```

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "$schema": "https://json-schema.org/draft/2020-12/schema",
 "required": [
  "input"
 ],
 "properties": {
  "input": {
   "type": "object",
   "required": [
    "type",
    "method"
   ],
   "properties": {
    "type": {
     "type": "string",
     "const": "http"
    },
    "method": {
     "enum": [
      "GET",
      "HEAD",
      "DELETE"
     ],
     "type": "string"
    },
    "queryParams": {
     "type": "object",
     "properties": {}
    }
   },
   "additionalProperties": false
  },
  "output": {
   "type": "object",
   "required": [
    "type"
   ],
   "properties": {
    "type": {
     "type": "string"
    },
    "example": {
     "type": "object"
    }
   }
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/proxy-suverse-io-d99af7f9/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from proxy.suverse.io](https://www.zero.xyz/host/proxy.suverse.io/llms.txt)