Auth
Required
Market data, stock time series, forex, and indicators in one familiar API.
Alpha Vantage belongs here because it is the kind of API developers repeatedly reach for when they need useful financial data without enterprise procurement. It covers enough ground to make watchlists, technical-indicator features, and internal analytics tools viable.
Details
Auth
Required
Pricing
Free tier
Output
JSON, CSV
Use cases
Watchlists, market summaries, quant experiments
Why use it
Coverage
Equities, FX, crypto, indicators
Good fit
Dashboards and alerts
Protocol
REST
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