| Preview | Your live app. See The preview. |
| Design | Appears on design-first builds once design work exists. See Design-first builds. |
| Activity | The full stream of what the agent did — the answer to “what is it doing?” |
| Proof | Every promise the build made and how each was verified. See The Proof tab. |
| Tests | The test suite — platform checks and the agent’s own tests, runnable on demand. See The Tests tab. |
| Plan | The proposal, architecture document, and plan promises. Editable during plan review. |
| Infra | The operating surface for the project’s cloud capabilities — status, configuration, prerequisites, and anything that needs a secret from you. See Capabilities. |
| Kanban | All stories at a glance. Clicking a story jumps to its task ladder. |
| Tasks | The per-story task breakdown. See Stories & progress. |
| Cost | This project’s AI spend, broken down by epic, story, and model. |
| Code | Developer tier only — a read-only file tree and viewer of your project’s source. |