# Article 01 — Ecosystem overview | [[02-diffusion_basics|Next]]
AI image and video generation splits into **closed** and **open** ecosystems. The choice shapes your cost, setup burden, and how far you can push the results.
![[open_source_vs_closed_source#^closed-source]]
The alternative flips those priorities entirely.
![[open_source_vs_closed_source#^open-source]]
## Tools you'll encounter
Each path has its own tooling. Getting a feel for the landscape early prevents mid-project switching.
![[tools_platforms_overview#^overview]]
![[tools_platforms_overview#^blurring]]
#
If you're just getting started, go **closed source for speed**, **open source for control**. Either way, the generation logic underneath is the same as most modern tools are built on [[02-diffusion_basics|diffusion models (see article 2)]].