New
- GPT-5.4 model support — added gpt-5.4, gpt-5.4-mini, and gpt-5.4-nano models.
- Experiment seed field — set a seed for reproducible experiment runs.
- Dataset outcome spans — dataset evaluation tasks now emit outcome spans for observability.
- Payment methods management — manage payment methods directly from the billing page.
- Onboarding flow — improved onboarding with integration setup and Playwright-tested auth flows.
Improved
- Service tier promoted from metadata to top-level column
- Auto-create webhook mappings for request log events
- Filter infrastructure refactored for type safety and OpenAPI alignment
- Agent tool error responses sanitized
