# Kronos Signals Market-Wide Derivatives Overview

> Kronos Signals Market-Wide Derivatives Overview is a paid API for AI agents from kronossignals.com, paid per call via x402, $0.02/call, status unknown (last checked 2026-09-15).

Returns a single-call snapshot of funding rate, open interest, mark price, and 24h volume for all 16 supported perpetual futures markets simultaneously.

## Facts

- Endpoint: GET https://kronossignals.com/api/v1/overview
- Price: $0.02/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-15
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/kronos-signals-market-wide-derivatives-overview-14e88d92
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_YlhzTovQ_k7fdrkDF14_j

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 kronos-signals-market-wide-derivatives-overview-14e88d92
```

Example prompt: Can you pull the latest derivatives snapshot from Kronos Signals — I want funding rates, open interest, mark prices, and 24h volume for all 16 crypto perp markets in one shot?

## When to prefer this

Choose this endpoint when you need derivatives signals (funding rate, open interest, mark price, volume) across all 16 supported crypto assets in a single API call, avoiding the latency and cost of 16 individual asset calls. Ideal for building market screeners, dashboards, or alerting systems that require a complete market-wide derivatives snapshot with minimal overhead.

## Known failure modes

- Payment not provided or insufficient USDC — 402 Payment Required response
- Upstream market data feed outage — stale or missing per-asset freshness indicators
- Invalid HTTP method (only GET/HEAD/DELETE accepted) — 405 Method Not Allowed
- Service unavailable — 503 error if Kronos market_signals backend is down

## How this service works

Crypto market-wide derivatives snapshot: funding rate, open interest, mark price, and 24h volume for all 17 perpetual futures markets (BTC/ETH/SOL/BNB/XRP/DOGE/ADA/AVAX/LINK/DOT/LTC/TRX/BCH/ATOM/NEAR/APT/HYPE). One call replaces 17 separate signals calls. Includes per-asset data freshness. Real-time from Kronos market_signals. Pay-per-call via x402.

## Output

A structured JSON response containing per-asset derivatives data for all 16 perpetual futures markets (BTC, ETH, SOL, BNB, XRP, DOGE, ADA, AVAX, LINK, DOT, LTC, TRX, BCH, ATOM, NEAR, APT), including funding rate, open interest, mark price, 24h volume, and a per-asset data freshness timestamp.

## Request schema (JSON Schema)

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

## Response schema (JSON Schema)

```json
{
 "type": "json",
 "example": {
  "as_of": "2026-07-02T10:00:00.000Z",
  "assets": [
   {
    "tier": "core",
    "asset": "BTC-USD",
    "short": "BTC",
    "stale": false,
    "mark_price": 107500,
    "volume_24h": 12000000,
    "captured_at": "2026-07-02T10:00:00.000Z",
    "data_source": "bybit",
    "funding_rate": 0.0001,
    "open_interest": 85000,
    "data_age_seconds": 120,
    "funding_rate_annualized": 0.1095
   }
  ],
  "disclaimer": "Data from Bybit perpetual swaps via Kronos market_signals. Not financial advice.",
  "available_count": 16
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/kronos-signals-market-wide-derivatives-overview-14e88d92/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from kronossignals.com](https://www.zero.xyz/host/kronossignals.com/llms.txt)