The plugin itself can be used to authenticate to anything, as are you that handle the logic that verify user input credentials in the callback, and just need to return user data that will be used to ...
To get started, visit https://www.coze.com/open/oauth/pats (or https://www.coze.cn/open/oauth/pats for the CN environment). Create a new token by clicking "Add Token ...
From fine-tuning open source models to building agentic frameworks on top of them, the open source world is ripe with projects that support AI development.