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Replit Adds GPT-6.1 Terra to the Agent Model Selector

ReplitView original changelog

Replit added GPT-6.1 Terra to the model selector, so users building with Agent in Power Mode can now choose it. Replit links to its model selection guide for help picking a model.

Key Takeaways

  • GPT-6.1 Terra is now available in the model selector when building with Agent.
  • It is offered in Power Mode, which is the only mode the update names.
  • Users pick it directly from the model selector, with no separate setup described.
  • Replit links a model selection guide from the update for choosing between models.
  • The update gives no pricing or benchmark details for Terra, so users must check the selector for specifics.
  • It sits in Replit's Platform section for October 30, 2026, next to the chat messaging feature.

GPT-6.1 Terra in the Model Selector

Replit added GPT-6.1 Terra to the model selector. Users building with Agent in Power Mode can now choose it from the selector.

Choosing a Model

Replit points users to its guide on choosing a model for help deciding when to use it. The update does not describe pricing, benchmarks or credit usage for Terra, so those details are best checked in the model selector and the guide.

The addition was part of Replit's October 30, 2026 platform updates.