Optux AI vs Semust API

Optux AI plans

• Pro$39 a month
• Business$239 a month
• Free—
• EnterprisePriced on request

Semust API plans

• FreeFree
• Starter$19 a month
• Business$35 a month
• Enterprise$59 a month
• Scale$129 a month

Pick Optux AI if…

Optux AI may suit website owners and teams running page experiments, temporary SEO changes, or audience-specific content. Its listed plans describe Pro for solo professionals and small agencies, and Business for mid-size websites needing all features.

Pick Semust API if…

Semust suits people focused on organic search, including content creators, who need keyword and search-result data alongside broader SEO tools. API users can work with the REST format and the documented header authentication.