1. 1. Overview
2. 2. About the product
   1. 2.1. Use cases
   2. 2.2. How delivery works
   3. 2.3. Delivery semantics
3. 3. Getting started
   1. 3.1. Try the demos
   2. 3.2. Client configuration
4. 4. Security & Auth
   1. 4.1. Tokens
   2. 4.2. Permissions model
   3. 4.3. Threat model & best practices
5. 5. Channels
   1. 5.1. Channel naming
   2. 5.2. Patterns & matching
   3. 5.3. Namespaces
   4. 5.4. Limits and allowed characters
6. 6. SDKs
   1. 6.1. JavaScript SDK
   2. 6.2. Rust SDK
   3. 6.3. WebTransport
   4. 6.4. Filters
   5. 6.5. WebSocket client
7. 7. API
   1. 7.1. REST API
8. 8. Usage examples
   1. 8.1. Using tenants
   2. 8.2. Channel patterns
9. 9. Operations
   1. 9.1. Observability
   2. 9.2. Limits & scaling
10. 10. Reference
    1. 10.1. Schemas
11. 11. Troubleshooting
    1. 11.1. Error codes