# Twin documentation ## Docs - [Build vs Run](https://docs.twin.so/build-vs-run.md): Understand the two execution modes and how they affect credits - [FAQs](https://docs.twin.so/guidelines.md): Frequently asked questions about Twin - [Instructions](https://docs.twin.so/instructions.md): The backend of each agent — auto-generated, fully editable - [Interfaces](https://docs.twin.so/interfaces.md): Build and deploy full apps powered by your Twin agents - [Orchestrator](https://docs.twin.so/orchestrator.md): The workspace-level chat that manages all your agents - [Pricing](https://docs.twin.so/pricing.md): Current trial, Pro tiers, and top-up pricing for Twin - [Quickstart](https://docs.twin.so/quickstart.md): Build your first three Twin agents and experience the full platform - [REST API](https://docs.twin.so/rest-api.md): Integrate Twin programmatically using the REST API - [Tips and Tricks](https://docs.twin.so/tips-tricks.md): Get the most out of your Twin plan with these best practices - [Triggers](https://docs.twin.so/triggers.md): Start Twin agents automatically - [Troubleshooting](https://docs.twin.so/troubleshooting.md): Diagnose and fix issues when an agent doesn't behave as expected - [Web Agent](https://docs.twin.so/web-agent.md): Browser automation for when APIs aren't enough - [What is Twin?](https://docs.twin.so/welcome.md) - [Workspaces](https://docs.twin.so/workspaces.md): Organize agents that collaborate and share context ## Optional - [Twin App](https://builder.twin.so/) - [Community](https://twin.so/form) - [Give us Feedback!](https://twin.so/feedback)