Base44 launches proprietary LLM Base 1 trained on its own user data, cutting reliance on outside foundation models as Wix lends data-science muscle

by | Jun 30, 2026 | Latest E-commerce News & Updates

Base44, the Wix-owned platform that lets anyone build production-ready apps from natural-language prompts, launched its first proprietary AI model, Base 1, now in production and serving users on the platform. The company built the model on its own dataset drawn from tens of millions of real user interactions, pitching it as a general-purpose agent that handles both conversation and coding tasks rather than a single-purpose model, with Wix's data-science team applying expertise developed training its Wix Harmony model. Owning the model stack gives Base44 direct control over compute and inference spend, which it expects to structurally improve margins over time as it phases the model in across traffic. Base44, founded in 2024 by Maor Shlomo, was acquired by Wix in June 2025.

Paul Drecksler is the founder and editor of Shopifreaks, covering the most important stories in e-commerce.

Companies: Wix

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