Codeium vs Wix ADI (2026): Which Is Better?
Winner
Codeium is the better pick for most people as of September 2026, rated 4.1/5 versus 3.9/5 for Wix ADI. Both have free plans. Wix ADI is the better choice for complete beginners building a first website.
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Compiled from BestAI's full reviews of Codeium and Wix ADI, using the same ratings, pricing and test notes. See our review methodology.
Codeium vs Wix ADI: side-by-side
| Criterion | Codeium | Wix ADI |
|---|---|---|
| BestAI rating | 4.1/5 | 3.9/5 |
| Starting price | Not listed | $16/mo |
| Free plan | Yes | Yes |
| Pricing model | Freemium | Freemium |
| Ease of use | 4.0/5 | 5.0/5 |
| Features | 4.0/5 | 4.0/5 |
| Output quality | 4.0/5 | 3.0/5 |
| Value for money | 5.0/5 | 4.0/5 |
| Platforms | API, Mac, Web, Windows | iOS, Web, Android |
| API access | Yes | No |
| Best for | Individual developers on a budget | Complete beginners building a first website |
| Company | Exafunction, Inc., 2021 | Wix.com Ltd., 2016 |
Strengths and weaknesses
Codeium
- Historically generous free tier for individuals
- Wide IDE and editor support
- Chat and search alongside completion
- Related Windsurf editor for deeper agentic features
- Plans and pricing have shifted as the product line expanded
- Enterprise/self-hosted features require a paid plan
- Best agentic features live in the separate Windsurf editor, not the plugin
Wix ADI
- Very beginner-friendly setup questionnaire
- Backed by Wix's large app and template ecosystem
- Usable free plan to try before paying
- Easy transition to manual editing afterward
- Free plan includes Wix branding and subdomain only
- Custom domain and branding removal require a paid plan
- Less design flexibility than a professional tool like Framer
Key features
Codeium
- AI code completion
- In-IDE chat
- Codebase search
- Wide editor support
- Enterprise self-hosted options
Wix ADI
- AI-generated site from a questionnaire
- Wix editor for manual customization
- App marketplace
- E-commerce support
Which should you choose?
Choose Codeium if you need:
- Individual developers on a budget
- Multi-editor AI code completion
- Teams evaluating free AI coding tools
- A free plan (paid plans from Not listed)
Choose Wix ADI if you need:
- Complete beginners building a first website
- Small business sites
- Quick site setup via questionnaire
- A free plan (paid plans from $16/mo)
Frequently asked questions
Is Codeium better than Wix ADI?+
For most people, Codeium comes out ahead: BestAI rates it 4.1/5 against 3.9/5 for Wix ADI. Wix ADI is still the better fit for complete beginners building a first website.
Which is cheaper, Codeium or Wix ADI?+
Codeium costs Not listed; Wix ADI costs $16/mo. Both have free plans.
Do Codeium and Wix ADI have free plans?+
Codeium has a free plan (generous free tier for individual use, historically unlimited basic completions). Wix ADI has a free plan (free plan with Wix branding and a Wix-subdomain URL).
What is the main difference between Codeium and Wix ADI?+
Codeium is best for individual developers on a budget, and its standout strength is historically generous free tier for individuals. Wix ADI is best for complete beginners building a first website, with very beginner-friendly setup questionnaire as its biggest advantage.