# Services from api.blackforge.so on Zero

> api.blackforge.so serves 2 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.blackforge.so
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/api.blackforge.so/health.json

## Services

- [BlackForge Crypto Market Data Series](https://www.zero.xyz/c/blackforge-crypto-market-data-series-d5012381/llms.txt): $0.005/call via x402. Fetches time-series crypto market data (OHLCV and advanced metrics) for a given exchange, symbol, interval, and date range with up to 90-day lookback.
- [BlackForge Crypto Market Data – Latest Snapshot](https://www.zero.xyz/c/blackforge-crypto-market-data-latest-snapshot-88a8de79/llms.txt): $0.005/call via x402. Returns the latest OHLCV and order-book depth metrics for a given crypto trading pair on a specified spot exchange, with configurable column selection and time bucket granularity.

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)