# santyvv-data Order Book Spread and Depth

> santyvv-data Order Book Spread and Depth is a paid API for AI agents from santyvv-x402.santyvv1993.workers.dev, paid per call via x402, $0.02/call, status unknown (last checked 2026-10-01).

Returns the current order book spread and depth for a cryptocurrency trading pair

## Facts

- Endpoint: GET https://santyvv-x402.santyvv1993.workers.dev/api/crypto/orderbook?utm_source=zero.xyz
- Price: $0.02/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-01
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/santyvv-data-order-book-spread-and-depth-5d58cb6f
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_2omyTBJSemJMNyXMik_go

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 santyvv-data-order-book-spread-and-depth-5d58cb6f
```

Example prompt: Can you pull the current order book spread and depth for BTC/USDT so I can see where the best bids and asks are sitting right now?

## When to prefer this

Choose this endpoint when you need real-time order book spread and depth data for cryptocurrency pairs and are willing to pay a small per-call fee. Prefer this over free alternatives when reliability and structured response format matter. Useful for trading bots, arbitrage detection, and liquidity analysis workflows.

## Known failure modes

- Invalid or unsupported trading pair symbol returns an error
- Service unavailable or upstream exchange data feed down
- Rate limiting if called too frequently
- Missing or malformed query parameters result in bad request response

## How this service works

Order book spread and depth

## Output

Returns order book data including the current spread (difference between best ask and best bid), bid side depth (price levels and quantities), and ask side depth for the requested cryptocurrency trading pair.

## 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"
     ],
     "type": "string"
    },
    "queryParams": {
     "type": "object",
     "properties": {}
    }
   },
   "additionalProperties": false
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/santyvv-data-order-book-spread-and-depth-5d58cb6f/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from santyvv-x402.santyvv1993.workers.dev](https://www.zero.xyz/host/santyvv-x402.santyvv1993.workers.dev/llms.txt)