# Services from api.nexismvp.com on Zero

> api.nexismvp.com serves 8 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.nexismvp.com
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/api.nexismvp.com/health.json

## Services

- [Kronos Gas Decision](https://www.zero.xyz/c/kronos-gas-decision-b5dc129e/llms.txt): $0.001/call via x402. Returns a real-time gas price signal (low/normal/high) for Base mainnet, indicating whether current transaction costs are cheap relative to recent averages.
- [Kronos BTC Forecast](https://www.zero.xyz/c/kronos-btc-forecast-ba71ce59/llms.txt): $0.0005/call via x402. Returns the latest experimental BTC price forecast with timestamped predictions over a defined horizon, sourced from the Kronos live HUD.
- [Kronos BTC Funding Rate](https://www.zero.xyz/c/kronos-btc-funding-rate-1ac7dd34/llms.txt): $0.001/call via x402. Returns the real-time BTC perpetual futures funding rate from OKX, with sentiment classification indicating whether longs or shorts are paying.
- [Kronos BTC Regime Indicator](https://www.zero.xyz/c/kronos-btc-regime-indicator-798c1576/llms.txt): $0.001/call via x402. Returns the current Bitcoin market regime (calm or volatile) based on realized volatility, using the same signal as the Kronos regime-switching trading strategy.
- [Kronos Fear & Greed Index](https://www.zero.xyz/c/kronos-fear-greed-index-1490e51f/llms.txt): $0.001/call via x402. Returns the current Crypto Fear & Greed Index score (0–100) with classification, sourced from alternative.me
- [Nexis Gas Audit](https://www.zero.xyz/c/nexis-gas-audit-73e1f943/llms.txt): $0.001/call via x402. Audits real gas spend across up to 20 Base mainnet transaction hashes, returning total/average gas used, cost in ETH, and a per-transaction breakdown.
- [Base Mainnet Transaction Gas Preflight Simulator](https://www.zero.xyz/c/base-mainnet-transaction-gas-preflight-simulator-4bfd4a01/llms.txt): $0.001/call via x402. Simulates a Base mainnet transaction before submission using eth_estimateGas and eth_call, returning success/failure prediction, estimated gas units, and estimated cost.
- [PDF URL to Markdown Converter](https://www.zero.xyz/c/pdf-url-to-markdown-converter-b065ce83/llms.txt): $0.001/call via x402. Converts a publicly accessible PDF (supplied by URL) to Markdown text via local parsing, covering the first 20 pages and up to 5MB input.

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)