Starter KitAI Broker Docs

Investment Brokers

Investment Broker Rank

IconBroker NameAsset ClassesRatingAccountsOptions CommissionMargin RateNotable Promo / Notes
imgAlpacaStocks, Crypto, ETFs, Options4.518.6K$07.0%Crypto, stocks, options API access for custom bots
imgPolymarketEvents, Politics, Crypto, Sports4.429K$0N/A10B monthly volume, 4% rewards on long terms
imgRobinhoodStocks, ETFs, Options, Crypto4.4~25M$0$0commission-free trading
imgWebullStocks, Futures4.3224.1K$0$0Sign Up Promo
imgFidelityStocks, Crypto, ETFs, Options, Futures3.7+80M$0.65$0Fidelity Trader+ platform, est 1946
imgVanguardStocks, ETFs, Mutual Funds, Bonds, Options3.4~50M$1$0Low-cost index funds; passive investing focus
imgSchwabStocks, ETFs, Options, Futures, Forex, Bonds, Mutual Funds3.4~46.5M$0.65$0thinkorswim platform; no direct TradingView integration
imgE*TRADEStocks, ETFs, Options, Futures, Bonds3.9~5.5M$0.65$0owned by Morgan Stanley
Interactive BrokersStocks, Crypto, Forex, Futures, Bonds, Options4.1296K$0.65$0Low Trading Costs; Promotion
TradeStationStocks, Futures, Options4.2122.9K$0.60$0150+150 + 0 Options Contract Fees; Promotion
TradovateFutures4.170KN/A (Futures only)N/AFutures commissions 0.090.09–0.59/micro; low margins
moomooStocks, ETFs, Options4.357.1K$0.50 per index options$08.1% APY +$1000 in NVDA; Promotion
CoinbaseCrypto, Futures4.151KN/A (Crypto taker 0.6%)N/A
NinjaTraderFutures4.117.4KN/AN/AFutures 0.090.09–0.35; Get $250; Promotion
TastytradeStocks, Futures, Options4.114.4K1/open(max1/open (max 10/leg)8.0%Promotion
eToroStocks, ETFs, Crypto, Forex, Indices, Commodities3.9153KLow (e.g. $100 min deposit)$1-2 stock tradesUp to $500 free stocks/crypto bonus
TradierStocks, Options3.84.4K$0.35$0Trade commission-free!; Promotion

Financial Data APIs

IconAPI ProviderData CoverageRatingLabelPricing (Indiv.)Notes / Best For
Alpaca DataUS Stocks, Crypto, Options4.7Excellent(IEX);$99/mo (SIP)Best for Traders. Seamless integration with trading. Paid plan offers unlimited SIP data.
FinnhubStocks, FX, Crypto, Fundamentals4.3Great$50/moBest for AI/Devs. Great tier (60 calls/min). Unique data like social sentiment & ESG.
TiingoStocks, Crypto, FX, News4.3Best Value$30/moBest for Hobbyists. Cleanest data (proprietary error-checking). Huge history (30+ years).
MassiveStocks, Options, Crypto, FX4.3Top PickFrom $29/moBest for Pros. Direct exchange connectivity. Ultra-low latency. 100% market coverage (SIP).
Alpha VantageStocks, FX, Crypto, Technicals4.2Good$49.99/moBest for Indicators. Specialized in technical indicators (RSI, MACD) pre-calculated.
EODHDGlobal Stocks, Fundamentals4.6Great€19.99/moBest for Global. Covers 60+ exchanges worldwide. Very affordable for global data.
Financial Modeling PrepFundamentals, Stocks, FX4.1Very Good$19/moBest for Fundamentals. 30+ years of balance sheets, earnings, and cash flow statements.
DukascopyForex, Crypto, Commodities4.4GreatBest for Forex. Real-time tick data. Historical data from 2003. No API key required. 15+ instruments.
Twelve DataStocks, FX, Crypto, Indices4.1Good$29/moGood Visuals. flexible API, great for building charting apps. Supports 800 req/day .
Yahoo Finance Stocks, Crypto, FX3.8AverageFreeBest for Learning. No official support. Use via libraries like yfinance for non-commercial projects.
MarketStackGlobal Stocks, Intraday4.0Solid$29/moGood Alternative. Scalable cloud data, decent global coverage.
SOV.AIAlternative Data, ML Tools4.3ML FocusPaidBest for Quants. 30,000+ tickers, 30+ years history. 80+ financial ratios, ML asset management tools. Python library.