The main goal is to create 3D models online with prices so that the client can modify the models.

[genryianchev]

Please tell me which APIs I need to use so that I can achieve my goal?

Can I import a .ipt file or another format, add a price to it and make it available to everyone? Or how is it done at all?

I need something like this
https://tylko.com/furniture/1429438,j,redirect?cv=0&board=cat_all__type_all__id_4267

[abdullah_elq]

Sounds like you need APS (Autodesk Platform Services): https://aps.autodesk.com/blog/create-configurator 

This is the best place to get answers regarding APS-related ideas: https://aps.autodesk.com/get-help

[genryianchev]

Hello, thanks, will see.