AI content quality & topic vs AI website design checker
Two Marketing & SEO APIs with a free plan, compared field by field.
| AI content quality & topic relevance checker | AI website design checker — UI & UX analysis | |
|---|---|---|
| Endpoints | 1 | 2 |
| Latency | — | — |
| Service level | — | — |
| Free tier | $0.00 | $0.00 |
| Paid from | $9.99 | $9.99 |
| Updated | 2025-11-26 | 2025-11-26 |
AI content quality & topic relevance checker
The API scores a piece of writing on quality, topic relevance, grammar, originality, readability, tone and SEO, and returns the reasons behind each score.
Editorial teams and content platforms use it as a gate before publishing rather than an audit afterwards.
AI website design checker — UI & UX analysis
The API scores a website's interface on usability, accessibility, navigation and performance, and returns the specific changes that would raise each score.
Designers and agencies use it to turn a subjective review into a report a client can read.
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