This is a comprehensive list of nAPI categories. This is the main identification of a phrase that nAPI offers. Within each category there can be one of several actions identified which gives detail about intent within a category.
| Category | Description |
|---|---|
| BUSINESS | Searching for food or products. |
| CALL | Placing phone calls, responding, checking missed calls. |
| CONTACT | Searching and orwganizing a contact list. |
| KNOWLEDGE | Questions about a large variety of topics. |
| ENTERTAINMENT | Going to see a movie or event. |
| Composing and searching emails. | |
| HELP | Asking for help or support. |
| TRAVEL | Traveling to a destination via airplane. |
| MUSIC | Controlling a music player. |
| CALENDAR | For creating and organizing events on your calendar. |
| WEATHER | Asking about the weather and the sun. |
| REMINDER | Creating and searching reminders. |
| ALARM | For setting alarms. |
| TIMER | Controlling a timer. |
| STOPWATCH | Controlling a stopwatch. |
| NAVIGATION | Searching for directions. |
| TRANSIT | Asking for information regarding local transit. |
| SEARCH | Web search across popular engines. |
| TEXT | For composing text messages. |
| SOCIAL | Control of popular social networking features. |
| SPORTS | Asking about sports. |
| APPLICATION | Launching an application. |