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Model lineup

Model ID aliases and snapshots

In our API, you’ll use model IDs to specify which model you want to use. The model IDs correspond to specific versions of our models.

Choosing the right model

When deciding which model to use for your application, consider the following factors:
  • Task type: Choose Vivian for general conversation and Xavier for complex reasoning tasks.
  • Performance needs: Consider response time requirements for your application.
  • Token usage: Be aware of token consumption differences between models.
  • Cost considerations: Different models have different pricing structures.

Vivian

Learn more about our general purpose conversational model

Xavier

Explore our emotional reasoning model with thinking capabilities