# BlackBobs.ai Exchange Rate API

> BlackBobs.ai Exchange Rate API is a paid API for AI agents from blackbobs-ai.vercel.app, paid per call via x402, $0.057068/call, status unknown (last checked 2026-09-14).

Fetches current currency exchange rates for a given currency pair or base currency via a pay-per-call API hub

## Facts

- Endpoint: POST https://blackbobs-ai.vercel.app/api/exchangerate-api
- Price: $0.057068/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-14
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/blackbobs-ai-exchange-rate-api-ad5382bd
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_xsvWpLStni9hhE9OsQbcN

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 blackbobs-ai-exchange-rate-api-ad5382bd -d '<json body>'
```

Example prompt: What is the current exchange rate from USD to EUR? I need the live rate for a payment calculation.

## When to prefer this

Choose this endpoint when you need a quick, pay-per-call exchange rate lookup without committing to a subscription, especially in workflows running on Base chain with x402 micropayments. Suitable for agents needing occasional FX data without managing API keys for ExchangeRate-API directly.

## Known failure modes

- Invalid or unsupported currency code returns an error response
- Network or upstream ExchangeRate-API outage causes failure
- Malformed request body returns a validation error
- Payment failure via x402/Base chain blocks the call

## How this service works

194 production-ready API endpoints. AI, Search, Social, Finance, Crypto. Pay-per-call with x402 on Base chain.

## Output

Returns an object containing current exchange rate data for the requested currency pair, including the conversion rate and potentially timestamp and metadata about the rate source.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "result": {
   "type": "object",
   "description": "API response data"
  }
 }
}
```

## Response schema (JSON Schema)

```json
{
 "type": "object",
 "example": {
  "result": {
   "data": "example response"
  }
 },
 "properties": {
  "result": {
   "type": "object",
   "description": "API response data"
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/blackbobs-ai-exchange-rate-api-ad5382bd/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from blackbobs-ai.vercel.app](https://www.zero.xyz/host/blackbobs-ai.vercel.app/llms.txt)