Documentation

An open, multidimensional modeling engine for structured financial, operational, and analytical models.

Instead of treating the spreadsheet grid as the model, OM Core represents the model using dimensions, cubes, groups, and rules. The grid is a view of the model, not the model itself.

Start here

• What is OM Core?

  Understand the core idea: dimensions, cubes, groups, rules, and views.

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• Why not spreadsheets?

  Learn why the grid is a view of the model, not the model itself.

  Read more

• Quickstart

  Build and calculate a small OM Core model.

  Start now

• Agentic Quickstart

  Build a complete model using the OM Core agent skill and LLM-driven scripts.

  Start now

Core concepts

• Dimensions

  Define the business axes of a model.

  Open

• Cubes

  Store model values over dimensions.

  Open

• Rules

  Express business logic over semantic addresses.

  Open

• Groups and Hierarchies

  Organize model structure for navigation and presentation.

  Open

• Views

  Project cubes into grids for inspection and interaction.

  Open