Update
Maintenance Date - Title Correction - Quick correction to the maintenance title notice sent earlier.
The actual maintenance window will be on May 23, 2026 (7–8 AM EDT).
Posted May 15, 2026 - 08:19 EDT
Scheduled
Dear User,
This is a notice that Alpaca will perform scheduled maintenance on Saturday, May 23, 2026, from 7:00 AM to 8:00 AM EDT.
The maintenance window will last 60 minutes. During this period, we expect up to 15 minutes of total downtime, which may occur intermittently.
Some services may experience brief disruption, including temporary API request failures, dropped event-streaming connections, and brief outages for some production workloads.
No action is required from you at this time. Please ensure your internal teams are aware of this scheduled maintenance window and the possibility of brief service interruptions.
After maintenance is complete, all API endpoints, credentials, and integration configurations will remain unchanged.
Best regards,
Alpaca Team
Posted May 15, 2026 - 06:02 EDT
This scheduled maintenance affects: Live Trading API (Account API, Orders API, Positions API, Assets API, Trade Update Streaming, Fractional Orders), Paper Trading API (Paper Account API, Paper Order API, Paper Positions API, Paper Assets API), Accounts (Transfers, Bank Links, New Account Onboarding, Turbo Tax Integration, Buying Power, Non Tradable Activites), Market Data Streaming API (wss://stream.data.alpaca.markets/v2/sip, wss://stream.data.alpaca.markets/v2/iex, wss://stream.data.alpaca.markets/v1beta3/crypto/us, wss://stream.data.alpaca.markets/v1beta1/news, wss://stream.data.alpaca.markets/v1beta1/otc, wss://stream.data.alpaca.markets/v1beta1/opra), Market Data Crypto REST API (https://data.alpaca.markets/v1beta3/crypto/us/bars, https://data.alpaca.markets/v1beta3/crypto/us/latest/bars, https://data.alpaca.markets/v1beta3/crypto/us/latest/orderbooks, https://data.alpaca.markets/v1beta3/crypto/us/latest/trades, https://data.alpaca.markets/v1beta3/crypto/us/latest/quotes, https://data.alpaca.markets/v1beta3/crypto/us/trades, https://data.alpaca.markets/v1beta3/us/crypto/quotes, https://data.alpaca.markets/v1beta3/crypto/us/snapshots), Market Data Stocks REST API (https://data.alpaca.markets/v2/stocks/auctions, https://data.alpaca.markets/v2/stocks/bars, https://data.alpaca.markets/v2/stocks/trades, https://data.alpaca.markets/v2/stocks/quotes, https://data.alpaca.markets/v2/stocks/snapshots, https://data.alpaca.markets/v2/stocks/trades/latest, https://data.alpaca.markets/v2/stocks/quotes/latest, https://data.alpaca.markets/v2/stocks/meta/conditions, https://data.alpaca.markets/v2/stocks/meta/exchanges), Market Data Options REST API (https://data.alpaca.markets/v1beta1/options/bars, https://data.alpaca.markets/v1beta1/options/quotes/latest, https://data.alpaca.markets/v1beta1/options/trades/latest, https://data.alpaca.markets/v1beta1/options/trades, https://data.alpaca.markets/v1beta1/options/snapshots), Broker API (broker.accounts.get, broker.accounts.account_id.transfers.get, broker.assets.get, broker.trading.accounts.account_id.account.get, broker.trading.accounts.account_id.orders.get, broker.accounts.account_id.documents.get, broker.journals.get, broker.ledgers.get, broker.accounts.activities.get, broker.accounts.account_id.recipient_banks.get, broker.events.accounts.status.get, broker.events.trades.get, broker.events.journals.status.get, Instant funding & Settlements, Sweep and cash interest, FPSL Program, Funding Wallets, Assets, Calendar and Clock, Accounts Events (SSE), Journal Events (SSE), Transfer Events (SSE), Trade Events (SSE), Admin Action Events (SSE), Non Trade Activities (NTAs) Events (SSE), Funding Status Events (SSE), OAuth endpoint, Watchlist Endpoint, Corporate Action Endpoint, KYC Endpoint, Logos Endpoint, Reporting - Aggregate Position endpoint, Reporting - EOD Cash Interest Details, Portfolio History Endpoint, Rebalancer, Crypto Funding), Funding (JNLC, Just in Time, Withdrawable Cash, Instant Funding), Support (Support Forum), Broker API (Sandbox) (broker.accounts.get, broker.accounts.account_id.transfers.get, broker.assets.get, broker.trading.accounts.account_id.account.get, broker.trading.accounts.account_id.orders.get, broker.accounts.account_id.documents.get, broker.journals.get, broker.ledgers.get, broker.accounts.activities.get, broker.accounts.account_id.recipient_banks.get, broker.events.accounts.status.get, broker.events.trades.get, broker.events.journals.status.get), and Dashboard, Broker Dashboard.