# Services from coord.taifoon.dev on Zero

> coord.taifoon.dev 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/coord.taifoon.dev
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/coord.taifoon.dev/health.json

## Services

- [Taifoon Market Price](https://www.zero.xyz/c/taifoon-market-price-96fa0c99/llms.txt): $0.003/call via x402. Returns the latest USD price of BTC, ETH, SOL, NQ, ES, or YM from the Taifoon venue tape — specifically the close of the last completed 1-minute bar, with timestamp, age, and SHA-256 digest for auditability.
- [Taifoon OHLCV Candles API](https://www.zero.xyz/c/taifoon-ohlcv-candles-api-518b73da/llms.txt): $0.005/call via x402. Returns historical OHLCV candlestick bars for BTC, ETH, SOL, NQ, ES, or YM across four timeframes, with a SHA-256 digest guaranteeing reproducibility.
- [Taifoon Nemotron-3-Nano Chat Completion](https://www.zero.xyz/c/taifoon-nemotron-3-nano-chat-completion-e86fd40b/llms.txt): $0.001/call via x402. Runs OpenAI-compatible chat completion on NVIDIA Nemotron-3-Nano-4B served from Taifoon's own GPU, billed at $0.001 USDC per request up to 5,000 tokens with no charge on failed responses
- [Taifoon Mech Predict – Probabilistic Yes/No Forecasting](https://www.zero.xyz/c/taifoon-mech-predict-probabilistic-yes-no-forecasting-448ac5c8/llms.txt): $0.01/call via x402. Accepts a yes/no question and returns a probabilistic forecast with p_yes, p_no, confidence, and info_utility scores grounded in real market tape data
- [Taifoon Trading Record API](https://www.zero.xyz/c/taifoon-trading-record-api-c75c869d/llms.txt): $0.02/call via x402. Returns a trader's realized performance record (fills, PnL, fees, wins, losses, max drawdown, round trips) computed from historical fills on Taifoon paper/CLOB or Hyperliquid venues.
- [Taifoon On-Chain Data Query (Base)](https://www.zero.xyz/c/taifoon-on-chain-data-query-base-c0dfe3ee/llms.txt): $0.03/call via x402. Queries on-chain data on the Base network (chain ID 8453) — either the tokens and fee tier of a Uniswap V3 pool, or the hash of a specific block — with an adversarial grading step that validates the answer before charging.
- [Taifoon TEE Rule Compiler (TDX Typed Questions)](https://www.zero.xyz/c/taifoon-tee-rule-compiler-tdx-typed-questions-3891448e/llms.txt): $0.001/call via x402. Compiles natural-language rules into typed questions inside an Intel TDX trusted execution environment, returning the result with two attested TDX quotes verified by Phala's verifier
- [Taifoon Jev Grade Composer](https://www.zero.xyz/c/taifoon-jev-grade-composer-ff9a97e1/llms.txt): $0.05/call via x402. Records a Jev-grade decision and its two-log answers for a trading session on Base, writing the judge's composed record to the Taifoon ledger.

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

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