Live yields on BTC, ETH and stablecoins across DeFi and CeFi, with an A-D risk grade per offer.
BitcoinYield API is a free Cryptocurrency API that requires no API key, is served over HTTPS and supports CORS, so it can be called from the browser.
Free REST API and MCP server for live crypto yields across DeFi and CeFi: rates, A-D risk grades and liquidity, updated every 3 hours. No key required.
Details from bitcoinyield.co.

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The BitcoinYield API is provided by BitcoinYield (bitcoinyield.co). Free REST API and MCP server for live crypto yields across DeFi and CeFi: rates, A-D risk grades and liquidity, updated every 3 hours. No key required.
Yes. The BitcoinYield 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.
No. The BitcoinYield API requires no authentication, so you can start making requests without signing up.
Yes. The BitcoinYield API supports CORS, so front-end JavaScript can call it directly.
Yes. The BitcoinYield API is served over HTTPS, so it's safe to use in production.