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Introduction to OpenAPI

Brief Introduction​

Webull OpenAPI provides a standardized set of APIs for third-party platforms to integrate.

The Main Function:

Authorization: Authentication and authorization using the OAuth 2.0 protocol.

Account: Query account balance, holdings, order history, and transaction history.

Trading: Retrieve a list of stock securities, Preview, place, modify, and cancel orders.

Purpose​

Webull OAuth OpenAPI is inteded for third-party platforms to integrate with Webull.

Interface Protocol​

Webull OpenAPI provides an underlying HTTP protocol to support functionalities such as authorization, account management, and trading.

ProtocolDescription
HTTPMainly provides interface services for authorization, account management, and trading.

Supported Markets​

Trading: U.S. stocks, U.S. ETFs, and options.

Trading hours: Regular trading hours.