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Changelog
Log InTrading DashboardBroker Dashboard
HomeDocumentationAPI ReferenceChangelog
May 7th, 2025
Added

Crypto Commissions Support

March 22nd, 2025
Added

CUSIP added to API endpoints

February 28th, 2025
Added

Updates to Subscribe to Trade Events (SSE) (position_intent/expires_at/swap_rate)

February 26th, 2025
Added

Multi-leg (Level 3) Options are Live in Trading API and Dashboard

February 25th, 2025
Added

Price band protection for crypto trading

February 19th, 2025
Added

SSE comment messages and WS new action type

February 17th, 2025
Added

IDs added to the corporate actions endpoint

January 21st, 2025
Added

Multi-leg (Level 3) Options Trading in Paper

November 7th, 2024
Added

Updates to Trading Commissions

October 14th, 2024
Deprecated

Deprecate the old announcements endpoint

10 of 11

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© 2025 Alpaca Securities LLC All rights reserved.

© 2025 Alpaca Crypto LLC All rights reserved.

© 2025 AlpacaDB, Inc. All rights reserved.

Securities brokerage services are provided by Alpaca Securities LLC ("Alpaca Securities"), member FINRA/SIPC, a wholly-owned subsidiary of AlpacaDB, Inc. Technology and services are offered by AlpacaDB, Inc.

Options trading is not suitable for all investors due to its inherent high risk, which can potentially result in significant losses. Please read Characteristics and Risks of Standardized Options before investing in options.

Cryptocurrency services are made available by Alpaca Crypto LLC ("Alpaca Crypto"), a FinCEN registered money services business (NMLS # 2160858), and a wholly-owned subsidiary of AlpacaDB, Inc. Alpaca Crypto is not a member of SIPC or FINRA. Cryptocurrencies are not stocks and your cryptocurrency investments are not protected by either FDIC or SIPC.

Cryptocurrency is highly speculative in nature, involves a high degree of risks, such as volatile market price swings, market manipulation, flash crashes, and cybersecurity risks. Cryptocurrency regulations are continuously evolving, and it is your responsibility to understand and abide by them. Cryptocurrency trading can lead to large, immediate and permanent loss of financial value. You should have appropriate knowledge and experience before engaging in cryptocurrency trading. For additional information, please click here.

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