Default to Mistral AI driver

[chrisbbreuer]

Clear and concise description of the problem

Default to Mistral AI driver

Suggested solution

• Default to Mistral AI driver locally and in production

Alternative

Whenever we get to implementing this, let's check whether there is any other newer better-benchmarking driver.

Additional context

No response

Validations

• Follow our Code of Conduct
• Read the Contributing Guide
• Check that there isn't already an issue that requests the same feature (to avoid creating a duplicate)