# Services from api.debyko.com on Zero

> api.debyko.com serves 4 paid API services for AI agents, indexed by Zero. Each is callable per call with payment handled by Zero.

Canonical page: https://www.zero.xyz/host/api.debyko.com
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/api.debyko.com/health.json

## Services

- [DEBYKO Crypto Perpetuals OHLCV Candles](https://www.zero.xyz/c/debyko-crypto-perpetuals-ohlcv-candles-c2ff309b/llms.txt): $0.005/call via x402. Returns completed OHLCV candle data for crypto perpetual markets across multiple venues, built from stored trades, with timeframes from 1-minute to 1-day.
- [DEBYKO Crypto Perpetuals Snapshot](https://www.zero.xyz/c/debyko-crypto-perpetuals-snapshot-cac48101/llms.txt): $0.005/call via x402. Returns latest ticker, mark price, funding rate, open interest, and order book depth data for crypto perpetual markets across 19 venues, with per-venue timestamps and staleness info, filtered via DQL.
- [DEBYKO Crypto Perpetuals Screener](https://www.zero.xyz/c/debyko-crypto-perpetuals-screener-07f051ce/llms.txt): $0.01/call via x402. Screen crypto perpetual futures markets across multiple venues by funding rate, open interest, price, and data age using DQL (DEBYKO Query Language).
- [DEBYKO Historical Snapshots](https://www.zero.xyz/c/debyko-historical-snapshots-d99c6436/llms.txt): $0.02/call via x402. Returns an as-of snapshot of any crypto perpetual instrument at a specified past moment, exactly as stored, with gaps returned as gaps.

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

- [Zero catalog index](https://www.zero.xyz/llms.txt)