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Kronos x402 API

external

Paid market-intelligence API over x402

by Kronossignals28 endpoints100% uptime311ms avg

Price

from $0.0010

up to $0.0800 per request

Network

base

Category

other

On-chain txns

31

Uptime

100%

Avg latency

311ms

Checks

64

Status

Healthy

Base URL

https://kronossignals.com

Endpoints (28)

Discovered from on-chain x402 payment activity. Prices shown are per-call in USDC.

POST/api/v1/alerts/%7Basset%7D
base$0.0200

Real-time market-regime alerts for any of the 16 supported crypto assets: volatility squeeze, breakout, funding-rate extreme, open-interest surge — derived from live Bybit/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. Pay-per-call via x402 on Base USDC. $0.02/call.

POST/api/v1/alerts/btc
base$0.0200

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.

POST/api/v1/cex-premium/%7Basset%7D
base$0.0200

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.

POST/api/v1/digest/%7Basset%7D
base$0.0200

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.

POST/api/v1/fear-greed
base$0.0010

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.

POST/api/v1/forecast-ledger
base$0.0010

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.

POST/api/v1/forecast/bnb
base$0.0010

[BETA] BNB (BNB) price direction forecast. Composite model: EMA(20/50)/RSI(14)/MACD(12,26,9)/ATR(14)/ROC(10)/channel heuristic off Binance klines. ML model not yet deployed for BNB. Directional accuracy not yet established. Returns up_prob, range_low/high, beta flag, and accuracy_note. Pay-per-call via x402 on Base USDC. $0.001 beta tier.

POST/api/v1/forecast/btc
base$0.0500

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.

POST/api/v1/forecast/doge
base$0.0010

[BETA] Dogecoin (DOGE) price direction forecast. Composite model: EMA(20/50)/RSI(14)/MACD(12,26,9)/ATR(14) heuristic off Binance klines. ML model not yet deployed for DOGE. Directional accuracy not yet established. Returns up_prob, range_low/high, beta flag, and accuracy_note. Pay-per-call via x402 on Base USDC. $0.001 beta tier.

POST/api/v1/forecast/xrp
base$0.0500

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.

POST/api/v1/funding-arb/%7Basset%7D
base$0.0030

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.

POST/api/v1/funding-extremes
base$0.0030

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.

POST/api/v1/gex/%7Basset%7D
base$0.0400

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.

POST/api/v1/liquidations/%7Basset%7D
base$0.0030

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.

POST/api/v1/macro
base$0.0010

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.

POST/api/v1/ohlc/%7Basset%7D
base$0.0010

Consolidated OHLC candlestick data for 16 crypto assets (BTC/ETH/SOL/BNB/XRP/DOGE/ADA/AVAX/LINK/DOT/LTC/TRX/BCH/ATOM/NEAR/APT). Combines Binance (primary) + Coinbase (secondary) per candle bucket: vol-weighted open, max high, min low, VWAP close, typical-price VWAP, dollar volume. Per-candle micro-structure flags: body%, upper/lower wick%, doji, forming-candle disclosure. Supports ?interval=1h|4h|1d and ?limit=1-200 (default 50). Pay-per-call via x402. $0.001/call.

POST/api/v1/options-iv/%7Basset%7D
base$0.0300

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.

POST/api/v1/overview
base$0.0200

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.

POST/api/v1/price/btc
base$0.0010

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.

POST/api/v1/price/eth
base$0.0010

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.

POST/api/v1/price/sol
base$0.0010

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.

POST/api/v1/scan
base$0.0400

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.

POST/api/v1/signals/%7Basset%7D
base$0.0200

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.

POST/api/v1/snapshot/btc
base$0.0800

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.

POST/api/v1/snapshot/eth
base$0.0800

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.

POST/api/v1/snapshot/sol
base$0.0800

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.

POST/api/v1/stablecoins
base$0.0100

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.

POST/api/v1/volatility/%7Basset%7D
base$0.0100

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.

Payment

Protocolx402 (direct payment, USDC)
Networkbase

How to call

Via APIHub (recommended)No wallet · pay with credits · gasless
# one-time setup
npx @apihubio/cli register
npx @apihubio/cli topup 10

# call it
npx @apihubio/cli call https://kronossignals.com \
  -X POST \
  -d '{ /* check provider docs for input */ }'

# or save it to Claude/Cursor/Codex
npx @apihubio/cli install
npx @apihubio/cli add https://kronossignals.com
APIHub pays the provider on your behalf and debits your credit balance for the exact amount. No wallet setup, no gas, no per-call signing.
Via direct x402 (advanced)Bring your own wallet
import { wrapFetchWithPayment } from "@x402/fetch";
import { createWalletClient, http } from "viem";
import { privateKeyToAccount } from "viem/accounts";
import { base } from "viem/chains";

const account = privateKeyToAccount("0xYOUR_PRIVATE_KEY");
const client = createWalletClient({ account, chain: base, transport: http() });
const x402Fetch = wrapFetchWithPayment(client);

const res = await x402Fetch("https://kronossignals.com", {
  method: "POST",
  headers: { "Content-Type": "application/json" },
  body: JSON.stringify({ /* check provider docs for input */ }),
});
const data = await res.json();
Requires USDC on Base and gas on each call. The @x402/fetch client signs EIP-3009 transferWithAuthorization for each 402 response and retries.

This is an external service not operated by APIHub. Listing data is sourced from public on-chain records and third-party indexes. Payment goes directly to the service provider via the x402 protocol. APIHub does not guarantee availability, accuracy, or quality of external services.