# Models for GitHub Copilot

Learn about the AI models available for GitHub Copilot.

## Links

* [About default availability of Copilot models](/en/copilot/concepts/models/default-availability)

  A policy controls whether unconfigured models default to enabled or disabled.

* [Bring your own key for GitHub Copilot](/en/copilot/concepts/models/bring-your-own-key)

  Use your existing LLM provider with GitHub Copilot to save costs or consolidate billing.

* [Utility models](/en/copilot/concepts/models/utility-models)

  Utility models power background Copilot features.

* [About Copilot auto model selection](/en/copilot/concepts/models/auto-model-selection)

  Automatically select the best model for each task.

* [FedRAMP-compliant models for GitHub Copilot](/en/copilot/concepts/models/fedramp-models)

  Restrict users to models with FedRAMP Moderate certification.

* [Base and long-term support (LTS) models](/en/copilot/concepts/models/fallback-and-lts-models)

  Learn about base models, long-term support (LTS) models, and how they affect model availability for enterprises using GitHub Copilot.