For AI agents: the docs index is at https://docs.alpaca.markets/eu/llms.txt. The index for every project on this site is at https://docs.alpaca.markets/llms.txt. Append .md to any documentation page URL to get its markdown version.
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July 16th, 2026
Improved
"order_id" path parameter now typed as a UUID
July 16th, 2026
Improved
"phone_number" on the Contact schema is now optional and nullable
July 15th, 2026
Improved
"event_id" is now optional on stream event schemas
July 15th, 2026
Added
Adds advanced_instructions for Direct Market Access (DMA) orders
July 14th, 2026
Improved
"user_configurations" is now optional on the TradeAccount schema
July 13th, 2026
Added
Instant ACH fields added to the Account schema
July 7th, 2026
Added
Empty string added to the broker order class enum
July 7th, 2026
Fixed
Corrected "admin_configurations" schema on the trading account response
July 7th, 2026
Added
New Global Assets endpoints
July 6th, 2026
Removed
Pattern day trading fields and configurations removed
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