# Services from intel.chainquery.com on Zero

> intel.chainquery.com serves 7 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/intel.chainquery.com
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/intel.chainquery.com/health.json

## Services

- [ChainQuery Bitcoin Rich List Top 100](https://www.zero.xyz/c/chainquery-bitcoin-rich-list-top-100-1199cda8/llms.txt): $0.05/call via x402. Returns the top 100 Bitcoin addresses by balance from a weekly UTXO-set snapshot, including address labels
- [ChainQuery Bitcoin Fee Pressure Signal](https://www.zero.xyz/c/chainquery-bitcoin-fee-pressure-signal-192d6d4b/llms.txt): $0.005/call via x402. Returns live Bitcoin mempool fee-pressure state (low/moderate/high/severe) and a numeric score in sat/vB
- [ChainQuery Bitcoin Rich List](https://www.zero.xyz/c/chainquery-bitcoin-rich-list-db30322f/llms.txt): $0.01/call via x402. Returns the top 10 Bitcoin addresses by balance from the latest weekly UTXO-set snapshot, with labels.
- [ChainQuery CDD Spike Classifier](https://www.zero.xyz/c/chainquery-cdd-spike-classifier-7f19d71f/llms.txt): $0.01/call via x402. Classifies current Bitcoin Coin Days Destroyed (CDD) activity as normal, elevated, spike, or extreme using a z-score against a 30-day baseline
- [ChainQuery Bitcoin Address Intelligence](https://www.zero.xyz/c/chainquery-bitcoin-address-intelligence-32e57e97/llms.txt): $0.01/call via x402. Returns on-chain balance, received/spent flows, quantum exposure risk, and best-effort labels/tags for a given Bitcoin address
- [ChainQuery HODL Waves History](https://www.zero.xyz/c/chainquery-hodl-waves-history-6c3a3882/llms.txt): $0.02/call via x402. Returns full HODL-waves history for Bitcoin: weekly snapshots of total BTC supply split across 12 coin-age bands
- [ChainQuery Coin Velocity Time Series](https://www.zero.xyz/c/chainquery-coin-velocity-time-series-487a1d0a/llms.txt): $0.01/call via x402. Returns 90-day and 365-day rolling Bitcoin coin-velocity time series derived from Coin Days Destroyed (CDD) and circulating supply

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)