Kronos Crypto Data & Forecasts

Endpoints (58 live)

• GET /api/v1/implied-prob/btc — Options-implied probability that BTC or ETH is above each given price at a target time, from the Deribit option book (skew-inclusive call-spread digitals): the options market's fair value for Kalshi/Polymarket crypto threshold contracts, not a forecast. Query: strikes=85000,90000 (up to 25), at=ISO time or Unix. $0.02 USDC via x402. (0.02 USDC on Base)
• GET /api/v1/unlocks — Upcoming token unlock events for major crypto projects: next scheduled cliff/linear unlock per protocol, tokens to be released, USD value at current price, % of circulating supply, and the largest imminent unlock (within 7 days). Sourced from DeFiLlama emissions dataset + live prices from coins.llama.fi. 1-hour caching. Returns available:false when sources are unreachable — never fabricates amounts. $0.02 USDC via x402. (0.02 USDC on Base)
• GET /api/v1/alerts/sol — Real-time market-regime alerts for any of the 17 supported crypto assets: volatility squeeze, breakout, funding-rate extreme, open-interest surge — derived from live OKX perpetual swap data and the Kronos regime engine. Supports BTC/ETH/SOL/BNB/XRP/DOGE/ADA/AVAX/LINK/DOT/LTC/TRX/BCH/ATOM/NEAR/APT/HYPE. Pay-per-call via x402 on Base USDC. $0.02/call. (0.02 USDC on Base)
• GET /api/v1/alerts/eth — Real-time market-regime alerts for any of the 17 supported crypto assets: volatility squeeze, breakout, funding-rate extreme, open-interest surge — derived from live OKX perpetual swap data and the Kronos regime engine. Supports BTC/ETH/SOL/BNB/XRP/DOGE/ADA/AVAX/LINK/DOT/LTC/TRX/BCH/ATOM/NEAR/APT/HYPE. Pay-per-call via x402 on Base USDC. $0.02/call. (0.02 USDC on Base)
• GET /api/v1/options-iv/eth — Implied volatility surface for BTC and ETH from Deribit options (public API, no auth). Returns ATM IV (annualized %), IV rank and IV percentile from Kronos iv_history (daily cron), term structure (weekly/1m/3m ATM IV + contango/backwardation/flat shape label), 25-delta risk reversal (BS-approximated strikes), 10-delta wing IVs, max-pain strike across top-5 expiries, and a vol-regime label. Falls back to OKX if Deribit is unreachable. $0.03 USDC via x402. (0.03 USDC on Base)
• GET /api/v1/digest/eth — Structured market digest for any of the 16 supported crypto assets. Deterministic composite from live signals: derivatives (funding, basis, OI), market regime, 30d realized volatility, fear-greed index, and ML forecast probability (BTC/ETH/SOL only). Single-call 'start here' bundle for autonomous agents. $0.02 USDC via x402. Live scored track record at /api/stats — measured on served predictions, not a backtest. (0.02 USDC on Base)
• GET /api/v1/liquidations/hype — Forward liquidation cluster map + recent prints for all 17 crypto assets. Part A: estimated liq price levels for 5x/10x/25x/50x leverage bands, modeled from open interest and mark price — no new upstream source. Part B: real liquidation prints from OKX public API (no auth). Returns cluster map, nearest_long/short clusters, squeeze_bias, and honest disclaimers. Supports BTC/ETH/SOL/BNB/XRP/DOGE/ADA/AVAX/LINK/DOT/LTC/TRX/BCH/ATOM/NEAR/APT/HYPE-USD. Pay-per-call via x402. (0.02 USDC on Base)
• GET /api/v1/funding-arb/sol — Cross-venue funding arbitrage signal from real-time 8h-equivalent funding rates on up to 6 venues (Binance, OKX, Bybit, KuCoin, Bitget, Hyperliquid). Returns the gross and net-of-fees spread between the best short venue and best long venue (gross_spread_bps, net_spread_bps after a 20 bps round-trip fee estimate), spread_8h_normalized, venues_count, per-venue rates with funding_interval_hours, annualized_pct, and an actionability label. All 17 assets. $0.02 USDC via x402. (0.02 USDC on Base)
• GET /api/v1/scan — Market-wide screener across all 17 crypto assets in one call. Returns derivatives signals (funding rate, annualized rate, OI 1h change, basis, funding trend, extreme flag) and regime event count per asset. Optional ?assets=btc,eth,sol to scan a subset. One call replaces 17 separate signals calls + 17 alerts calls. $0.04 USDC via x402. (0.04 USDC on Base)
• GET /api/v1/trade-preflight — Pre-trade context pack for one asset in a single call: derivatives state (funding, annualised funding, basis, open interest and its 1h change), recent liquidation prints, implied-volatility surface for BTC/ETH, and any active regime alerts. Replaces four separate paid calls. Each component is independently marked available, unavailable or stale — never flattened into a neutral claim. Facts and data quality only, no recommendation. $0.05 USDC. (0.05 USDC on Base)
• GET /api/v1/forecast-ledger — Paginated list of resolved forecasts with actual outcomes. Each row shows the original ML prediction and its real-world result. Summary includes total count and hit_rate (cache-source rows, matching /api/stats methodology). Filterable by asset, horizon, date range, and source. — $0.02/call. Live scored track record at /api/stats — measured on served predictions, not a backtest. (0.02 USDC on Base)
• GET /api/v1/gex/eth — Gamma Exposure (GEX) and max-pain options tool for BTC and ETH from the Deribit public API. Returns an aggregate GEX strike ladder (dealer-convention net gamma per strike), gamma flip level (zero-cumulative-GEX strike), spot regime above or below flip, max-pain strikes for upcoming weekly and monthly expiries, an expected-move cone (ATM-IV-derived 1-sigma, front expiry), and a heuristic pin-risk score. 15-minute in-memory cache. $0.04 USDC via x402. (0.04 USDC on Base)
• GET /api/v1/forecast/xrp — XRP price direction forecast. Composite model: EMA(20/50)/RSI(14)/MACD(12,26,9)/ATR(14) heuristic off Binance klines, not the Kronos ML model. It has shown no directional edge; check its live per-asset figure at /api/stats (beta_accuracy.per_asset, free) before buying. Returns up_prob, range_low/high, and accuracy_note. Pay-per-call via x402 on Base USDC. (0.05 USDC on Base)
• GET /api/v1/liquidations/eth — Forward liquidation cluster map + recent prints for all 17 crypto assets. Part A: estimated liq price levels for 5x/10x/25x/50x leverage bands, modeled from open interest and mark price — no new upstream source. Part B: real liquidation prints from OKX public API (no auth). Returns cluster map, nearest_long/short clusters, squeeze_bias, and honest disclaimers. Supports BTC/ETH/SOL/BNB/XRP/DOGE/ADA/AVAX/LINK/DOT/LTC/TRX/BCH/ATOM/NEAR/APT/HYPE-USD. Pay-per-call via x402. (0.02 USDC on Base)
• GET /api/v1/signals/sol — Real-time crypto derivatives signals for BTC/ETH/SOL/BNB/XRP/DOGE/ADA/AVAX/LINK/DOT/LTC/TRX/BCH/ATOM/NEAR/APT/HYPE-USD: perpetual futures funding rate (raw + annualized), next_funding_time, funding_interval_hours, open interest and 1h change, basis (perp vs index), funding-rate trend. Live data from OKX perpetuals via Kronos market_signals. Pay-per-call via x402. (0.02 USDC on Base)
• POST /api/v1/liquidations/sol — Forward liquidation cluster map + recent prints for all 17 crypto assets. Part A: estimated liq price levels for 5x/10x/25x/50x leverage bands, modeled from open interest and mark price — no new upstream source. Part B: real liquidation prints from OKX public API (no auth). Returns cluster map, nearest_long/short clusters, squeeze_bias, and honest disclaimers. Supports BTC/ETH/SOL/BNB/XRP/DOGE/ADA/AVAX/LINK/DOT/LTC/TRX/BCH/ATOM/NEAR/APT/HYPE-USD. Pay-per-call via x402. (0.02 USDC on Base)
• GET /api/v1/signals/btc — Real-time crypto derivatives signals for BTC/ETH/SOL/BNB/XRP/DOGE/ADA/AVAX/LINK/DOT/LTC/TRX/BCH/ATOM/NEAR/APT/HYPE-USD: perpetual futures funding rate (raw + annualized), next_funding_time, funding_interval_hours, open interest and 1h change, basis (perp vs index), funding-rate trend. Live data from OKX perpetuals via Kronos market_signals. Pay-per-call via x402. (0.02 USDC on Base)
• GET /api/v1/snapshot/btc — Full crypto asset snapshot in one call (all 16 assets): real-time Binance spot price, derivatives (funding rate, OI, basis from Bybit/OKX perp), market regime alerts (BTC only). FORECASTS: BTC/ETH/SOL only (Kronos ML coverage). DERIVATIVES DATA: all 16 assets. Bundle replaces 3 separate paid calls — $0.08 vs $0.09 à la carte. For AI agents & trading bots. Live track record at /api/stats: ~54% hit over 15k+ scored forecasts, not a backtest. (0.08 USDC on Base)
• GET /api/v1/briefing — Composite market briefing: BTC/ETH/SOL ML forecasts (1h horizon), Crypto Fear & Greed Index, TradFi macro context (VIX/DXY/US 10Y yield/S&P 500/gold), and top funding-rate extremes (|z|≥2 screened across 17 perpetual markets) — all in one round-trip. Saves 4+ separate paid calls. Per-section available flags for graceful degradation. $0.10 USDC via x402. Live scored track record at /api/stats — not a backtest. (0.1 USDC on Base)
• GET /api/v1/forecast/doge — Returns paid DOGE price forecast signals and predictions. (0.05 USDC on Base)

+38 more endpoints.