A feature is generally available unless its documentation marks it otherwise.
Private preview
Available to selected customers by invitation. The feature works end to end, but expect gaps, breaking changes, and limited SDK coverage. Pricing isn’t set, and the feature might not be documented publicly.Public preview
Available to everyone, but behavior, APIs, and configuration can still change, and pricing might not be final. You can run a public preview feature in production as long as you’re prepared for its behavior to change. Features in public preview:- .NET SDK
- Application logs
- Braintrust Gateway
- Braintrust Lambda extension
- Coding agent insights
- Custom views CLI workflow
- Debugger
- Patterns
- Python workflow evaluations
- TypeScript workflow evaluations
- Go remote evals
- Loop external MCP connections
- New thread view
- Observability templates
- Sandbox evals
- SQL charts
- Workflows