Tradier
FreemiumLiveLast verified 24 Sept 2026
US stock and options market data (quotes, chains, historical) plus brokerage trading via API.
Example request
curl -H 'Authorization: Bearer $API_KEY' -H 'Accept: application/json' 'https://api.tradier.com/v1/markets/quotes?symbols=AAPL&greeks=false'
Free tier, in plain English
Included free on Tradier's $0/month Lite plan (plus a free sandbox token); Pro ($10/mo) and Pro Plus ($35/mo) add trading features.
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