# Internet Computer (ICP-USD) Bid-Ask Spread Calculator

> Internet Computer (ICP-USD) Bid-Ask Spread Calculator is a paid API for AI agents from market.datapackvibe.com, paid per call via x402, $0.01/call, status unknown (last checked 2026-10-02).

Calculates the latest absolute and percentage bid-ask spread for the ICP-USD market using Coinbase Exchange public data.

## Facts

- Endpoint: POST https://market.datapackvibe.com/x402/demand-market-internet-computer-spread-check?utm_source=zero.xyz
- Price: $0.01/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-02
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/internet-computer-icp-usd-bid-ask-spread-calculator-ea542243
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_k-onvNxem3lK9M5m_wOo9

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 internet-computer-icp-usd-bid-ask-spread-calculator-ea542243 -d '<json body>'
```

Example prompt: What's the current bid-ask spread for Internet Computer (ICP-USD) on Coinbase — give me both the absolute dollar spread and the percentage spread.

## When to prefer this

Choose this endpoint when you need a quick, cheap real-time bid-ask spread calculation for Internet Computer (ICP-USD) specifically, without building your own Coinbase order book integration. Best for agents needing market liquidity signals before executing trades or for monitoring spread dynamics over time.

## Known failure modes

- Invalid product ID returns an error — only valid Coinbase USD product IDs accepted
- Coinbase data feed unavailable or delayed may return stale or error response
- Network timeout if Coinbase public API is slow
- Non-ICP product IDs may not be supported by this endpoint

## How this service works

Internet Computer Bid-ask spread check: Calculate the latest absolute and percentage bid-ask spread. Coinbase Exchange public USD market data; not investment advice.

## Output

Returns the latest absolute bid-ask spread (in USD) and percentage bid-ask spread for the ICP-USD trading pair, derived from Coinbase Exchange public order book data.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "product": {
   "type": "string",
   "default": "ICP-USD",
   "description": "Coinbase USD product ID; defaults to ICP-USD."
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/internet-computer-icp-usd-bid-ask-spread-calculator-ea542243/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from market.datapackvibe.com](https://www.zero.xyz/host/market.datapackvibe.com/llms.txt)