For AI agents: the docs index is at https://docs.alpaca.markets/us/v1.1/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 12th, 2026
Added
New ROC (Return of Capital) dividend activity sub-type
August 12th, 2026
Added
New "reason" field on Broker trade events
August 10th, 2026
Improved
JIT settlement supports up to 150,000 accounts
August 7th, 2026
Added
New Fixed Income latest prices and quotes endpoints
August 7th, 2026
Added
New REO (Reorganization) activity type
August 6th, 2026
Added
Cronos and HyperEVM added to the tokenization network enum
August 5th, 2026
Improved
Broker API description upgraded to OpenAPI 3.1.2
August 5th, 2026
Improved
Trading API description upgraded to OpenAPI 3.1
August 5th, 2026
Deprecated
"since_id" and "until_id" on v1 SSE event streams are deprecated
August 5th, 2026
Fixed
JIT limits response schema corrected to match the API
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