Real-time Bitcoin (BTC) market-regime alerts: volatility squeeze, breakout, funding-rate extreme, open-interest surge — derived from live derivatives data. Event feed for crypto trading agents. Pay-per-call via x402 on Base USDC.

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 16 perpetual markets) — all in one round-trip. Saves 4+ separate paid calls. Per-section available flags for graceful degradation. $0.10 USDC via x402.

Coinbase price premium vs composite spot median (OKX + Kraken + Binance). premium_pct = (coinbase / composite_median − 1) × 100. Positive = US/institutional demand skew; negative = global selling pressure. Covers BTC/ETH/SOL/XRP/DOGE/ADA/AVAX/LINK/DOT/LTC/BCH/ATOM/NEAR (assets listed on Coinbase). Point-in-time only — no historical baseline stored. $0.02 USDC per call via x402.

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.

Crypto Fear & Greed Index: alternative.me score (0-100) plus Kronos-owned context (BTC funding sentiment, OI 1h trend, 24h price momentum). Not a pure proxy — adds proprietary derivative signals. Pay-per-call via x402.

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. — $0.001/call.

Kronos forecast path fan for BTC/ETH/SOL: p10/p25/p50/p75/p90 quantiles, expected close and forward volatility at 1h, 4h and 24h horizons, from 60-path Kronos-base Monte-Carlo runs refreshed every 20 min. Discrete-horizon distributions (no interpolation). Informational only, not financial advice.

BNB (BNB) price direction forecast. Kronos-base (60-path Monte-Carlo) ML model, cached ~20 min — switched from the composite heuristic 2026-07-10. Early measured record under this model: 52.6% directional over 78 scored forecasts. Prior composite record (42.9%/n147) retained at /api/stats. Falls back to the composite heuristic if the cache is briefly stale. Pay-per-call via x402 on Base USDC.

Real-time and ML-forecasted Bitcoin (BTC) price. Kronos deep-learning model: up-probability, expected close, price range, p10-p90 quantiles, forward volatility across 1h/4h/24h horizons. Crypto price prediction / price forecast API for AI agents and trading bots. Pay-per-call via x402 on Base USDC.

Dogecoin (DOGE) price direction forecast. Kronos-base (60-path Monte-Carlo) ML model, cached ~20 min — switched from the composite heuristic 2026-07-10. Early measured record under this model: 83% directional over 12 scored forecasts (small sample). Prior composite record (36.1%/n147) retained at /api/stats. Falls back to the composite heuristic if the cache is briefly stale. Pay-per-call via x402 on Base USDC.

NEAR Protocol (NEAR) price direction forecast. Kronos-base (60-path Monte-Carlo) ML model, cached ~20 min. Measured record: Kronos-base 56.8% directional over 310 scored internal validation forecasts (2026-07-06→07-15); composite baseline 40.8% over the same period. New asset launched 2026-07-15 — no prior paid or beta history. Falls back to the composite heuristic if the cache is briefly stale. Pay-per-call via x402 on Base USDC.

XRP price direction forecast. Composite model: EMA(20/50)/RSI(14)/MACD(12,26,9)/ATR(14) heuristic off Binance klines. Measured directional hit rate: 55% over 101 resolved live forecasts (live walk-forward scoring; see /api/v1/track-record). Returns up_prob, range_low/high, and accuracy_note. Pay-per-call via x402 on Base USDC.

Cross-venue funding arbitrage signal from real-time 8h-equivalent funding rates on Binance, OKX, Bybit, KuCoin, Bitget and 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 16 assets. $0.003 USDC via x402.

Crypto funding-rate extremes screener: scans all 16 perpetual futures markets (BTC/ETH/SOL/BNB/XRP/DOGE/ADA/AVAX/LINK/DOT/LTC/TRX/BCH/ATOM/NEAR/APT). Uses z-score (30-day baseline) to identify statistically extreme funding: |z|≥2 = extreme, |z|≥3 = critical. Returns only assets clearing the threshold. Real-time from Kronos market_signals (Bybit data). Pay-per-call via x402.

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.

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.

Forward liquidation cluster map + recent prints for all 16 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-USD. Pay-per-call via x402.

TradFi macro context for crypto traders and agents: VIX (fear gauge), DXY (US Dollar Index), US 10-Year yield, S&P 500 (SPX), and gold. Sourced from stooq.com and Yahoo Finance in parallel with 15-minute caching. All fields are null if sources are unreachable — never fabricated. $0.001 USDC via x402.

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.

Crypto market-wide derivatives snapshot: funding rate, open interest, mark price, and 24h volume for all 16 perpetual futures markets (BTC/ETH/SOL/BNB/XRP/DOGE/ADA/AVAX/LINK/DOT/LTC/TRX/BCH/ATOM/NEAR/APT). One call replaces 16 separate signals calls. Includes per-asset data freshness. Real-time from Kronos market_signals. Pay-per-call via x402.

Multi-source volume-weighted median (VWM) spot price for 16 crypto assets (BTC/ETH/SOL/BNB/XRP/DOGE/ADA/AVAX/LINK/DOT/LTC/TRX/BCH/ATOM/NEAR/APT). Aggregates Binance, Coinbase, Kraken, and OKX in parallel (2 s timeout per source). Includes 1% outlier rejection, cross-exchange spread %, confidence grading (high/medium/low), and per-source USD volume weights. Kaiko-style reference pricing — $0.001/call.

Market-wide screener across all 16 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 16 separate signals calls + 16 alerts calls. $0.04 USDC via x402.

Real-time crypto derivatives signals for BTC/ETH/SOL/BNB/XRP/DOGE/ADA/AVAX/LINK/DOT/LTC/TRX/BCH/ATOM/NEAR/APT-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 Bybit/OKX via Kronos market_signals. Pay-per-call via x402.

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.

Stablecoin market cap, top-10 breakdown by dominance, and 7d/30d supply flows (mint/burn) via DeFiLlama. Shows total stablecoin market cap, per-coin dominance %, and net capital entering/leaving crypto. 15-minute caching. Never fabricated — returns available:false when sources are unreachable. $0.01 USDC via x402.

Cited risk evidence summary for a Base ERC-20 token address: honeypot buy/sell simulation (honeypot.is), upgradeable-proxy detection, ownership status, and verified-source status (Sourcify) — relayed as-is with a documented aggregation methodology, never asserted as a guarantee. $0.005 USDC via x402.

TRIAL: the full Kronos price forecast at 50% off — identical output and models as /api/v1/forecast/{asset} (Kronos ML for BTC/ETH/SOL; composite for XRP, measured 55% hit rate over 101 resolved live forecasts). Intended for first-time buyers evaluating Kronos before integrating at full price. Verify our live track record free at /api/v1/track-record. Pay-per-call via x402 on Base USDC.

Realized volatility for 16 crypto assets (BTC/ETH/SOL/BNB/XRP/DOGE/ADA/AVAX/LINK/DOT/LTC/TRX/BCH/ATOM/NEAR/APT): 7-day, 30-day, and 90-day annualized realized vol using three estimators (close-to-close, Parkinson, Garman-Klass) from Binance daily OHLC closed candles only. Essential for risk management, position sizing, and options pricing. Pay-per-call via x402.