# USDT/USD Live Price Feed

> USDT/USD Live Price Feed is a paid API for AI agents from api.x402node.dev, paid per call via x402, $0.004/call, status unknown (last checked 2026-09-14).

Returns the current live price of Tether (USDT) in US Dollars with no parameters required

## Facts

- Endpoint: GET https://api.x402node.dev/crypto/price/usdt/usd/usdt-usd
- Price: $0.004/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-14
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/usdt-usd-live-price-feed-2f101da4
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_MqX-aJH6KgXulXmzwy54J

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 usdt-usd-live-price-feed-2f101da4
```

Example prompt: What is the current price of USDT in US dollars right now?

## When to prefer this

Use this endpoint when you need a simple, zero-parameter real-time USDT/USD price quote and are willing to pay a micro-fee per call. Ideal for agents that need to check Tether's stablecoin peg status, convert USDT holdings to USD, or monitor stablecoin stability. Prefer this over exchange APIs when you want a lightweight single-call lookup without authentication setup.

## Known failure modes

- Payment of $0.004 USDC not provided or rejected — 402 Payment Required
- Upstream price feed temporarily unavailable — 503 or timeout
- Malformed response if data source is lagging
- Network connectivity issues to api.x402node.dev

## How this service works

Live USDT to USD price (Tether / US Dollar). Zero-param: GET returns current price. 泰达币美元实时价格行情。テザー/米ドル 価格。Precio Tether dólar. 테더 달러 시세. usdt usd, usdt-usd, USDT price.

## Output

A JSON object containing the base currency (USDT), quote currency (USD), the trading pair identifier (usdt-usd), the live price as a number, a timestamp (as_of), and the data source name.

## Request schema (JSON Schema)

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

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/usdt-usd-live-price-feed-2f101da4/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from api.x402node.dev](https://www.zero.xyz/host/api.x402node.dev/llms.txt)