{"version":1,"x402Version":2,"kind":"resource-server","name":"Grok Crypto Quant API","description":"Pay-per-call crypto quant tools for agents, paid in USDC over x402: strategy backtests and parameter optimisation on Coinbase daily candles with a survivorship-bias-free point-in-time universe, daily market signals, point-in-time top-N universes, and token contract risk checks (Base, Ethereum, Solana).","resources":["https://grok-backtest-api.fly.dev/backtest","https://grok-backtest-api.fly.dev/signals","https://grok-backtest-api.fly.dev/token-check","https://grok-backtest-api.fly.dev/optimize","https://grok-backtest-api.fly.dev/universe"],"items":[{"resource":"https://grok-backtest-api.fly.dev/backtest","method":"POST","type":"http","description":"Backtest any crypto strategy on 399 Coinbase coins, bias-free. Breakout, momentum, dip-buy or MA trend rules on Coinbase daily data with fees, slippage, H1/H2 split, luck flag and survivorship-bias-free universe.","price":{"currency":"USD","amount":"0.05"},"accepts":[{"scheme":"exact","network":"eip155:8453","asset":"USDC","payTo":"0x4E6E6C5889dc8B1B96c60AB82D21ED45C6b629f3"}]},{"resource":"https://grok-backtest-api.fly.dev/signals","method":"GET","type":"http","description":"Daily crypto market regime: BTC/ETH trend, breadth, breakout watchlist. BTC/ETH vs 20/50-day MAs, market breadth (% of point-in-time top-N above 20DMA), coins nearest a 20-day breakout, and the R1 breakout strategy's gate and entry signals. Completed UTC daily closes only.","price":{"currency":"USD","amount":"0.01"},"accepts":[{"scheme":"exact","network":"eip155:8453","asset":"USDC","payTo":"0x4E6E6C5889dc8B1B96c60AB82D21ED45C6b629f3"}]},{"resource":"https://grok-backtest-api.fly.dev/token-check","method":"POST","type":"http","description":"Token scam check: honeypot, mint/pause/blacklist, fake-USDC lookalikes. Scam/honeypot/rug risk check for a Base, Ethereum or Solana token: unverified code, sell restrictions, mint/pause/blacklist powers, taxes, upgradeable proxy, age, liquidity, fake major-token impersonation and spam-airdrop patterns. Never visits metadata URLs.","price":{"currency":"USD","amount":"0.02"},"accepts":[{"scheme":"exact","network":"eip155:8453","asset":"USDC","payTo":"0x4E6E6C5889dc8B1B96c60AB82D21ED45C6b629f3"}]},{"resource":"https://grok-backtest-api.fly.dev/optimize","method":"POST","type":"http","description":"Find robust strategy params, not lucky ones: tests up to 50 combos of a backtest strategy; ranks by worst-half (H1/H2) return with neighbourhood smoothing, flags overfitting, and recommends the most robust parameters rather than the best-fit ones.","price":{"currency":"USD","amount":"0.50"},"accepts":[{"scheme":"exact","network":"eip155:8453","asset":"USDC","payTo":"0x4E6E6C5889dc8B1B96c60AB82D21ED45C6b629f3"}]},{"resource":"https://grok-backtest-api.fly.dev/universe","method":"GET","type":"http","description":"Survivorship-free top-N coin list for any past date. Top-N Coinbase USD pairs by trailing 20-day dollar volume as of a past date, using only data available that day (survivorship-bias-free universe for backtests).","price":{"currency":"USD","amount":"0.05"},"accepts":[{"scheme":"exact","network":"eip155:8453","asset":"USDC","payTo":"0x4E6E6C5889dc8B1B96c60AB82D21ED45C6b629f3"}]}],"openapi":"https://grok-backtest-api.fly.dev/openapi.json","llms":"https://grok-backtest-api.fly.dev/llms.txt","mcp":"https://grok-backtest-api.fly.dev/mcp","instructions":"Each resource returns HTTP 402 with an x402 v2 PAYMENT-REQUIRED header. See /openapi.json.","updated":"2026-10-26T20:16:21Z"}