CoinBoss

CoinBoss provides a public REST API for developers building crypto-market dashboards and research tools. Its documentation covers liquidations, open interest, funding rates, long/short ratios, options and exchange data. API endpoints are currently free without authentication, with a published cap of 1,200 requests per minute. Paid subscriptions are not available yet: the pricing page previews planned tiers at $19, $49, $199 and $499 per month, with no announced launch date and terms subject to change. The website also includes market dashboards.

Key features

  • Public REST API for derivatives and market-data integrations
  • Documented endpoints for liquidations, open interest and funding rates
  • Current unauthenticated access with a 1,200 requests/minute cap