Wix’s Base44 ships its own model as ARR reaches $150M. The core facts are straightforward: Base44, bought by Wix for $80 million, says its vibe-coding platform now runs its own fine-tuned model called Base 1.
The second layer is where the story becomes more important: The model is trained on platform interaction data and is meant to be cheaper, faster and better aligned to app-generation tasks than frontier APIs.
What matters next is execution. The move is a bet that narrow workflow data can become defensibility as API pricing for tools like Copilot and Claude gets more volatile.
Sources: CocoLoop and public reports cited in the original article