Kombai
AI design engineer for standout websites and product interfaces.
At a glance
Free + paid · Source review 2026-11-04- Price & billing
Free $0 per month verified: 300 credits per month, plus 150 credits on sign-up and 50 credits daily, with rollover up to 0.5 times monthly. Paid tiers are page observations in $ without a named currency: Pro $20, Team $40 per month.
- Free allowance
Free $0 per month verified: 300 credits per month, plus 150 credits on sign-up and 50 credits daily, with rollover up to 0.5 times monthly.
- Best suited to
Frontend builders who want standout websites and product UIs instead of repeated design defaults.; VS Code and Cursor users who want design help inside their editor.; Teams on macOS, Windows, or Linux who ship frontend in sync.
Fit is editorial guidance, not a measured result.- Platforms
Access: not separately verified. Operating systems not separately verified.
Published-source facts and editorial guidance. No product test is implied. Confirm current conditions before purchase.
No product screenshot is claimed for this listing. Use the official website ↗ to inspect the current interface.
What to know before choosing
Good fit
Frontend builders who want standout websites and product UIs instead of repeated design defaults.; VS Code and Cursor users who want design help inside their editor.; Teams on macOS, Windows, or Linux who ship frontend in sync.
Limits and trade-offs
Users who need more than 300 credits a month on the free plan, since Free covers 300 credits a month with rollover up to 0.5 times monthly.; Buyers for whom no AI training on data is a hard requirement on the free tier, since no AI training on user data is listed on Pro rather than Free.; Buyers who want a pure code generator without a design focus, since Kombai centers design decisions, originality, and creative range.
Plans and free allowances
Free $0 per month verified: 300 credits per month, plus 150 credits on sign-up and 50 credits daily, with rollover up to 0.5 times monthly. Paid tiers are page observations in $ without a named currency: Pro $20, Team $40 per month.
Evidence
Official homepage ↗ (reviewed 2026-11-04), Official pricing page ↗ (reviewed 2026-11-04)
Official published documentation reviewed; not a product test
Dates: Last reviewed 2026-11-04. Last reviewed is the latest source or editorial review date; it is not a content-change date.
A closer look at Kombai
Kombai is an AI design engineer for websites and product interfaces: it helps models make better design decisions, improving originality and creative range against design defaults, with downloads for macOS, Windows, Linux, VS Code, and Cursor, and a free plan for hobbyists experimenting with ideas and small projects.
Editorial guidance based on published documentation. The workflow below is a suggested starting point, not a measured product result.
When to choose Kombai
- Frontend builders who want standout websites and product UIs instead of repeated design defaults.
- VS Code and Cursor users who want design help inside their editor.
- Teams on macOS, Windows, or Linux who ship frontend in sync.
When to choose something else
- Users who need more than 300 credits a month on the free plan, since Free covers 300 credits a month with rollover up to 0.5 times monthly.
- Buyers for whom no AI training on data is a hard requirement on the free tier, since no AI training on user data is listed on Pro rather than Free.
- Buyers who want a pure code generator without a design focus, since Kombai centers design decisions, originality, and creative range.
A practical starting workflow
- Get started for free or download Kombai for the desktop or editor.
- Describe the website or product UI to build and let Kombai improve the design decisions.
- Ship the standout interface, using credits for generation with rollover up to the plan limit.
Check before committing
- Paid amounts appear without a named currency on the pricing page, Pro $20 and Team $40 per month, so they are described as page observations and not recorded as structured facts.
- Benchmark claims, such as originality up by 13 percentage points and creative range up by 23 percentage points, are vendor evaluations, not measured results from this review.
Common questions
What is Kombai?
Kombai is an AI design engineer that designs and codes standout websites and product UIs, not slop, helping models make better design decisions with more original interfaces and greater creative range.
What does the free plan include?
The free plan is $0 a month with 300 credits a month, 150 credits on sign-up, 50 credits daily, and credit rollovers up to 0.5 times monthly.
What is the Design Creativity Bench?
A benchmark built to measure repetition in model designs, where originality is how much a model designs differ from other models for the same prompt and creative range is how much a model varies its own designs across different products.
Compare approaches for this task
- 88Stacks — A tool to create customized images for a brand.
- AI Texture Studio — Game, 3D and product artists who need seamless, production-ready textures and full PBR material channels from a prompt.; Individual creators who want private assets and a full PBR workflow at higher volume, since the Plus and Pro plans add private-by-default assets and credit allowances.
Sources and checks
Last source review is not a date of product testing. No rating or test result is implied by inclusion. Check the current plan and terms before buying.