generated: '2026-07-22'
method: derived
source: openapi/tradier-openapi.yml (paths + parameters) + asyncapi/tradier-asyncapi.yml
entities:
  - name: User
    description: The authenticated Tradier user; owns one or more brokerage accounts.
    operations: [getUserProfile]
  - name: Account
    id_field: account_id
    description: Brokerage account holding balances, positions, orders, and history.
    operations: [getAccountBalances, getAccountPositions, getAccountHistory, getAccountGainLoss]
  - name: Order
    id_field: order_id
    description: Equity, option, or multileg order placed against an account.
    operations: [listOrders, placeOrder, getOrder, modifyOrder, cancelOrder]
  - name: Position
    description: Open holding in an account (symbol, quantity, cost basis).
    operations: [getAccountPositions]
  - name: Quote
    description: Market quote for an equity or option symbol.
    operations: [getQuotes, postQuotes]
  - name: Security
    id_field: symbol
    description: Tradable instrument (equity, ETF, option) identified by symbol.
    operations: [searchSecurities, lookupSymbols, getHistory, getTimeSales]
  - name: OptionChain
    description: Option contracts for an underlying symbol, by expiration and strike.
    operations: [getOptionChains, getOptionExpirations, getOptionStrikes]
  - name: MarketCalendar
    description: Market sessions, trading days, and holidays; current clock state.
    operations: [getClock, getCalendar]
  - name: Watchlist
    id_field: watchlist_id
    description: Named list of symbols maintained by the user.
    operations: [listWatchlists, createWatchlist, getWatchlist, updateWatchlist, deleteWatchlist]
  - name: StreamingSession
    id_field: sessionid
    description: Short-lived (5-minute) session token authorizing a WebSocket stream.
    operations: [createMarketStreamingSession, createAccountStreamingSession]
relationships:
  - {from: User, to: Account, kind: has_many, via: account_id}
  - {from: Account, to: Order, kind: has_many, via: order_id}
  - {from: Account, to: Position, kind: has_many}
  - {from: Account, to: StreamingSession, kind: has_one, via: sessionid, note: account-events stream}
  - {from: User, to: Watchlist, kind: has_many, via: watchlist_id}
  - {from: Watchlist, to: Security, kind: has_many, via: symbol}
  - {from: Order, to: Security, kind: belongs_to, via: symbol}
  - {from: Position, to: Security, kind: belongs_to, via: symbol}
  - {from: Security, to: OptionChain, kind: has_many, via: symbol}
  - {from: Security, to: Quote, kind: has_one, via: symbol}