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API Overview

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DAS Trader offers multiple APIs for retail and institutional traders. The APIs have different requirements and abilities. The summary below highlights the features and differences between the services.

CMD API

  • Language and OS agnostic API
  • Requires DAS Trader Pro to be open and running
  • Order entry for all routes available via your broker with most order types available
  • Level 1 and regional market data available for up to 100, 150 or 250 symbols simultaneously, varying per API level
  • Short locate functionality available

.NET API

  • Windows-based API using the .NET Framework 4.8
  • Does not require DAS Trader Pro
  • Order entry for all routes available via your broker with most order types available
  • Level 1 and regional market data available for up to 150 or 250 symbols simultaneously, varying per API level
  • Short locate functionality available

FIX API (only available to institutional users)

  • FIX protocol-based API using any programming language and operating system
  • Order entry for all routes available via your broker with most order types available
  • Short locate functionality available
  • No market data available via FIX

Full documentation is available to approved users. The API application is available to all current users. The API is billed monthly through your broker, or directly for IB and Schwab users. API billing starts on the day the user requests it to be enabled, not automatically upon approval.

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