There’s a fair amount of TM1 knowledge on the web.

The best TM1 knowledge on the web is here at Cubewise’s Tech blog.


Preparing your TM1 / Planning Analytics model for the TM1 Rest API

You can find a lot of content on how to start using TM1's REST API, but until now there hasen't been any guidance to be found ANYWHERE on what changes you may need to make to an existing model to make it "REST API ready". We want to address this gap and give some solid practical advice for TM1 developers and administrators who might be wondering what to do in such situations. Attached in the links is also a handy troubleshooting guide to common security related issues.