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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.

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Base URL

https://api.aries.com

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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.

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API Categories

Account Information

View account balances, positions, and transaction history.Required scope: account:information

Order Execution

Place, modify, and cancel orders.Required scopes: order:execution, order:information

Market Data

Real-time and historical market data, quotes, and instrument information.Required scope: market:information

Analytics

Trading analytics, ratings, insights, and performance metrics.Required scope: analytics:information

Options Data

Options chains, Greeks, expiration data, and options analytics.Required scope: options:information

Calendar Events

Earnings announcements, economic events, and market schedules.Required scope: calendar:information

Positions

View current positions, holdings, and position analytics.Required scope: position:information

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Support

Email Support

dev@aries.com

Developer Portal

aries.com

API Status

status.aries.com