I assume you’ll find what you are looking for here:
https://discord.com/developers/docs/getting-started#overview
I’ve included some of the info below. Also pay attention to rate limiting as api keys can be revoked if you step outside the guidelines.
Post could have been improved with more details of exactly what you want. Have you checked the docs and been unable to find answers?
solved how to sent request to discord bot API? [closed]