How do I add tags to a post created with the API?

[Salvino]

I want to create a new POST and add a TAGS_NAME using API.
I have seen the documentation in Discourse API Docs

But I have not found references to add to new post or edit.

[pfaffman (Jay Pfaffman)]

Here’s how to find out anything that’s possible: Reverse engineer the Discourse API

[supermathie (Michael Brown)]

It will be the API for creating topics:

Discourse API Docs

But you are correct - how to create a post with tags is missing. Until we get that updated, feel free to use try.discourse.org to examine how this is done via devtools:

After creating the topic, my browser sent this form data:

[Salvino]

Excellent with your advice I solved