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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August 7th, 2026
Added
New REO (Reorganization) activity type
August 5th, 2026
Improved
Broker API description upgraded to OpenAPI 3.1.2
August 5th, 2026
Deprecated
"since_id" and "until_id" on v1 SSE event streams are deprecated
August 4th, 2026
Removed
Fixed-income market data endpoints removed
August 3rd, 2026
Removed
Legacy v1 trade events endpoint removed
August 3rd, 2026
Added
Adds "FI" (Fixed Income Interest) activity sub-type
August 1st, 2026
Added
New OCT activity type for on-chain transactions
July 30th, 2026
Added
New "accepted" trade update event type
July 29th, 2026
Added
Filter account activities by order with "order_id"
July 29th, 2026
Added
"pending" added to the NonTradeActivityEvent "status" enum
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