Pay-per-call real-time crypto market-data API for autonomous agents and trading bots. Covers 16 assets with derivatives intelligence (funding rates, open interest, basis), liquidation cluster maps, options implied volatility, multi-source spot pricing, macro context, and ML price forecasts. No API keys required — x402 USDC micropayments on Base mainnet. Prices range $0.001-$0.10 per call.
Pay from $0.02 per request in USDC on Base, settled onchain via the x402 protocol, no signup, no API key needed.
ENDPOINTS
| METHOD | PATH | DESCRIPTION | PRICE | NETWORK | ASSET |
|---|---|---|---|---|---|
| GET | /api/v1/briefing | $0.10 | Base | USDC | |
| GET | /api/v1/forecast/btc | $0.05 | Base | USDC | |
| GET | /api/v1/gex/btc | $0.04 | Base | USDC | |
| GET | /api/v1/signals/btc | $0.02 | Base | USDC |
REQUEST / RESPONSE EXAMPLE
An unpaid request to GET /api/v1/briefing returns HTTP 402 with the payment terms. Settle onchain via your facilitator, then retry with the X-Payment header.
curl -i 'https://kronossignals.com/api/v1/briefing'
No 402 response body has been captured for this service yet.
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