- Install T3 Code
- Messages and context
- Working with threads
- LastCode appearance preferences
- Resumable Project Actions in LastCode
- Use an agent to add resumable Project Actions
- Permission modes
- Terminal history
- Source control
- Project settings
- Appearance and themes
- Keyboard shortcuts
- SnapShots
- Visual replies
- Import browser sessions
- Use T3 Code as your default browser
- Devices
- Usage and limits
- Product usage data
- Remote access
- Outside agents (MCP)
- Running in the background
- Updating T3 Code
- Provider guides: Codex · Claude · OpenCode · Antigravity · Pi · Muse Code
Start with the development runbook and contribution policy.
Internal notes preserve architectural decisions, constraints, and implementation traps that the source alone does not explain. Most code changes do not need an internal documentation update. Follow the documentation rules before adding one.
- Architecture overview
- Glossary
- Connection runtime
- Providers
- Adding a provider
- Pull request file revisions
- Model classification
- Remote environments
- Server updates
- Resource telemetry
- Product analytics
- Environment auth
- T3 Connect
- Assistant citations
- Mobile navigation
- Mobile development lifecycle
- Terminal runtime
- Devices
- Voice input
- Agent implementation guide to resumable Project Actions
- Implementation tutorial: build a resumable wait like Wait for PR
- Implementation runbook: set up resumable Project Actions with an agent