Blockchain And Crypto x402 offerings

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.

Real-time and ML-forecasted Solana (SOL) 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. Live scored track record at /api/stats — measured on served predictions, not a backtest.

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.

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 17 perpetual futures markets (BTC/ETH/SOL/BNB/XRP/DOGE/ADA/AVAX/LINK/DOT/LTC/TRX/BCH/ATOM/NEAR/APT/HYPE). One call replaces 17 separate signals calls. Includes per-asset data freshness. Real-time from Kronos market_signals. Pay-per-call via x402.

Which perpetual markets have extreme funding right now: screens all 17 perpetual markets (BTC/ETH/SOL/BNB/XRP/DOGE/ADA/AVAX/LINK/DOT/LTC/TRX/BCH/ATOM/NEAR/APT/HYPE) by z-score against a 30-day baseline (|z|≥2 extreme, |z|≥3 critical) and returns only those past the threshold, with funding rate, annualized rate, mark price and open interest. OKX data in 5-minute snapshots. $0.02 USDC via x402.

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. Live scored track record at /api/stats — measured on served predictions, not a backtest.

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 vol (sqrt(252) convention) from three estimators (close-to-close, Parkinson, Garman-Klass), with percentile context and a vol-regime label, from Binance daily closed candles. For position sizing and risk limits. $0.02 USDC via x402.

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.

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.

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.

Real-time and ML-forecasted Ethereum (ETH) 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. Live scored track record at /api/stats — measured on served predictions, not a backtest.

Market-regime events for one asset from the last ~2 hours (volatility squeeze, breakout, funding-rate extreme, open-interest surge) plus current funding, open interest and a plain-language read. Built from OKX perpetuals and the Kronos regime engine; events are detected about every 15 minutes. Covers BTC/ETH/SOL/BNB/XRP/DOGE/ADA/AVAX/LINK/DOT/LTC/TRX/BCH/ATOM/NEAR/APT/HYPE. $0.02 USDC via x402.

Forward liquidation cluster map for one asset: estimated liquidation price levels for 5x/10x/25x/50x leverage bands (modeled from open interest and mark price), nearest long and short clusters and squeeze_bias, plus recent real liquidation prints from OKX. The map is an estimate, not confirmed orders. Covers BTC/ETH/SOL/BNB/XRP/DOGE/ADA/AVAX/LINK/DOT/LTC/TRX/BCH/ATOM/NEAR/APT/HYPE. $0.02 USDC via x402.

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.

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.

Material-change feed for up to 5 crypto assets. Pass the cursor from your last call and receive ONLY what changed since: funding sign or band, funding trend, open-interest regime, alert set, and source stale/recovered. Returns an explicit no-change packet rather than pretending, plus per-asset freshness and a next-poll time derived from the real 5-minute collection cadence. Market data, not advice. $0.02 USDC via x402.

Crypto Fear & Greed Index (0-100, from alternative.me) plus positioning context from our own derivatives data: BTC funding sentiment, 1h open-interest trend and 24h price momentum, so the sentiment reading comes with leverage context. $0.03 USDC via x402.

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.

Dogecoin (DOGE) price direction forecast. Kronos-base (60-path Monte-Carlo) ML model, run hourly: served while a recent run exists, otherwise the composite heuristic; model_type says which. Per-asset served accuracy is scored live at /api/stats (beta_accuracy.per_asset), not a backtest. Pay-per-call via x402 on Base USDC.

Bitcoin (BTC) market-regime events from the last ~2 hours (volatility squeeze, breakout, funding-rate extreme, open-interest surge) plus current funding, open interest and a plain-language read. Built from OKX perpetuals and the Kronos regime engine; events are detected about every 15 minutes. $0.02 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.

Full crypto asset snapshot in one call (all 16 assets): real-time Binance spot price, derivatives (funding rate, OI, basis from 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 scored track record at /api/stats — not a backtest.

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. Refreshed hourly; as_of_age_seconds gives the age of the data and stale turns true after 2 hours. Never fabricated — returns available:false when sources are unreachable. $0.02 USDC via x402.