For AI agents: visit https://docs.alpaca.markets/us/llms.txt for an index of all pages formatted in Markdown and endpoints in OpenAPI. Append .md to any documentation page URL to get its markdown version.
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September 1st, 2026
Fixed
Corrected request and response schemas on rebalancing endpoints
September 1st, 2026
Improved
Standardized Idempotency-Key documentation on idempotent endpoints
September 1st, 2026
Improved
Schema descriptions and examples expanded across the API references
September 1st, 2026
Added
New "restricted" risk rating and clearer country info example
September 1st, 2026
Improved
Travel Rule schema refinements on crypto funding endpoints
September 1st, 2026
Added
Travel rule support on crypto withdrawal endpoints
September 1st, 2026
Added
Travel rule support for crypto withdrawals and whitelisting
August 28th, 2026
Improved
GTC time-in-force documented for options orders
August 28th, 2026
Improved
Asset margin requirement fields documented as decimal strings
August 27th, 2026
Added
Capital gains distributions in activities and corporate actions
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