diff --git a/docs/api/index.md b/docs/api/index.md
index 1655acb0..05ea2aa1 100644
--- a/docs/api/index.md
+++ b/docs/api/index.md
@@ -1,9 +1,9 @@
  Here is a list of the main functionalities provided by Cami.js:
 
- - [Reactive Element](./reactive_element.md): An extension of `HTMLElement` that automatically defines observables without any boilerplate.
- - [Console Functions](./console_functions.md): A set of utility functions for logging and debugging.
- - [Observable State](./observable_state.md): A class that extends the Observable class and adds methods for updating the value of the observable.
- - [Observable Store](./observable_store.md): A store that holds the state of your application and allows you to manage it in a reactive way.
- - [Observable Stream](./observable_stream.md): A class that provides a way to handle asynchronous data streams.
- - [Observable](./observable.md): The base class for creating observables.
- - [HTTP](./http.md): A set of functions for making HTTP requests
+ - [Reactive Element](./reactive_element.md) (Core): An extension of `HTMLElement` that automatically defines observables without any boilerplate.
+ - [Console Functions](./console_functions.md) (Utility): A set of utility functions for logging and debugging.
+ - [HTTP](./http.md) (Utility): A set of functions for making HTTP requests
+ - [Observable State](./observable_state.md) (Primitive): A class that extends the Observable class and adds methods for updating the value of the observable.
+ - [Observable Store](./observable_store.md) (Primitive): A store that holds the state of your application and allows you to manage it in a reactive way.
+ - [Observable Stream](./observable_stream.md) (Primitive): A class that provides a way to handle asynchronous data streams.
+ - [Observable](./observable.md) (Primitive): The base class for creating observables.