algoseek Datasets API | Institutional Market Data Reference
Access regulatory-grade US market data via the algoseek Datasets API. Unified architecture for backtesting and production with proprietary security masters for equities, options, and futures.
Key API Features#
Robust Endpoints#
Comprehensive REST endpoints covering market and reference data across equities, options, and futures assets.
Developer Friendly#
Intuitive API design with full OpenAPI spec, extensive tutorials, and interactive examples.
High Performance#
Millisecond-precision tick data delivered at institutional speed and scale.