Bench test · AI SEO
SEO.ai vs RankMath
RankMath beats SEO.ai 8.1 to 6.2 on our four-agent test panel, winning 4 of 4 agents head to head. SEO.ai: free tier available. RankMath: free tier; paid from $15/mo. Facts last verified November 1, 2026.
| SEO.ai | RankMath | |
|---|---|---|
| consensus | score6.2/10 | score8.1/10 |
| agents won | 0 / 4 | 4 / 4 ▲ |
| from | Free | $15/mo ▲ |
| free tier | yes | yes |
| category | AI SEO | AI SEO |
Agent panel — head to head
| Anthropic | 6.2 | 8.1 ▲ |
| OpenAI | 7.1 | 7.8 ▲ |
| Gemini | 6.8 | 8.8 ▲ |
| Grok | 4.5 | 7.8 ▲ |
SEO.ai
- ✓Automates time-consuming SEO research tasks
- ✓Data-driven insights improve content quality
- ✓User-friendly interface with actionable recommendations
- —Pricing may be steep for small businesses
- —Requires learning curve for advanced features
- —Dependent on data accuracy and market changes
AI-powered keyword research and analysisContent optimization suggestionsCompetitor analysis and benchmarkingSERP tracking and monitoringContent brief generationReal-time SEO recommendations
RankMath
- ✓Comprehensive all-in-one SEO solution
- ✓User-friendly interface with actionable recommendations
- ✓Competitive pricing with free tier available
- —Can be overwhelming for beginners with many features
- —Some advanced features require premium subscription
- —Occasional conflicts with other WordPress plugins
AI-powered content analysis and optimizationTechnical SEO auditing and fixesKeyword rank trackingSchema markup generationXML sitemap managementBulk content optimization
Free · free tier
Try SEO.ai ▸$15/mo · free tier
Try RankMath ▸Verdict
RankMath takes it — 8.1 to 6.2.
The panel gave RankMath the edge on 4 of 4 agents.