Twelve Data API - Developers Financial Cryptocurrency, Stocks The Twelve Data is a single financial data provider, that has both API and WebSockets. Institution-grade data covering global stocks, ETFs, indices, forex, and crypto.Track API VersionsSDKs (0)Articles (1)How To(0)Source Code(0)Libraries(0)Developers (0)Followers (7)Changelog (1) Versions SDKs Articles How To Source Code Libraries Developers Followers ChangelogDevelopers (0) Add Mashup