The Aries API gives you programmatic access to user accounts, trading, market data, and analytics. All API endpoints are secured with OAuth2 — your application requests permission on behalf of a user, receives an access token, and uses that token to make authenticated requests.Documentation Index
Fetch the complete documentation index at: https://finance.dev/llms.txt
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Base URL
Get Started
Quick Start
Make your first authenticated API call in under 5 minutes. Covers client setup, authorization, token exchange, and a live API call.
OAuth2 Guide
Full OAuth2 reference: authorization flow, refresh tokens, scopes, PKCE, security best practices, and troubleshooting.
API Categories
Account Information
View account balances, positions, and transaction history.Required scope:
account:informationOrder Execution
Place, modify, and cancel orders.Required scopes:
order:execution, order:informationMarket Data
Real-time and historical market data, quotes, and instrument information.Required scope:
market:informationAnalytics
Trading analytics, ratings, insights, and performance metrics.Required scope:
analytics:informationOptions Data
Options chains, Greeks, expiration data, and options analytics.Required scope:
options:informationCalendar Events
Earnings announcements, economic events, and market schedules.Required scope:
calendar:informationPositions
View current positions, holdings, and position analytics.Required scope:
position:information