Cryptocurrency data feed and algorithmic trading.
Bybit API is a free Cryptocurrency API that requires apiKey authentication, is served over HTTPS and has unconfirmed CORS support.
Trade crypto, U.S. stocks, gold, forex, and indices with USDT on one platform. Spot, Derivatives, and TradFi in one account.
Details from bybit.com.

Unified API suite · now live
Geocode an address, validate an email, track a flight or pull stock data with one account, one dashboard and one API key.
Bitcoin blockchain data, fees, mempool, SEC insider trades, Reddit sentiment. x402 micropayments for paid endpoints.
The Bybit API is provided by Bybit: Trade Crypto, Stocks, Gold & Forex (bybit.com). Trade crypto, U.S. stocks, gold, forex, and indices with USDT on one platform. Spot, Derivatives, and TradFi in one account.
Yes. The Bybit API is listed in the Cryptocurrency category of the public-apis directory, which only includes APIs that are free or have a free tier. Check its documentation for rate limits and paid plans.
Yes. The Bybit API uses apiKey authentication, so you need to register for credentials before making requests.
CORS support for the Bybit API is unknown. Test a request from the browser, and fall back to a server-side call if it is blocked.
Yes. The Bybit API is served over HTTPS, so it's safe to use in production.