ClusterAI
Keyword clustering tool that groups thousands of keywords based on real Google SERP data
pricingfree tierapichecked 25 Aug 2026
What ClusterAI is
ClusterAI is a programmatic keyword clustering engine that groups search phrases based on real-time Google search engine result page similarity. Instead of relying on subjective NLP groupings, it identifies when Google ranks the same URLs for multiple queries, allowing content strategists to create a single authoritative article that ranks for dozens of related search phrases without keyword cannibalization.
Pricing
| Plan | Price | What you get |
|---|---|---|
| Starter | $39/mo | Cluster up to 1,000 keywords per month, SERP similarity comparison, CSV export |
| Growth | $89/mo | Cluster up to 10,000 keywords per month, bulk upload support, intent mapping |
| Scale | $199/mo | Cluster up to 50,000 keywords per month, priority processing, agency export formats |
Credits can be upgraded or purchased on demand for large programmatic campaigns.
Free access: Free initial test run for up to 100 keywords
read from the vendor pricing page · 25 Aug 2026 · how we verify
Best for
- SEO strategists turning raw 10,000-keyword export lists into actionable content roadmaps
- Content teams preventing keyword cannibalization across large editorial sites
Not for
- Social media creators seeking automated video avatar generators
Integrations
ClusterAI alternatives
All 3 alternatives to ClusterAI, compared Get the Toolvern badge for ClusterAI
Topvisor High-precision rank tracking, search volume clustering, and SERP snapshot analytics 
Keyword Revealer Long-tail keyword discovery tool with difficulty evaluation and search intent scoring 
Authoritas Enterprise SEO and Big Data search visibility platform with AI content strategy Head to head: ClusterAI vs Topvisor ClusterAI vs Keyword Revealer ClusterAI vs Authoritas
Compiled by Stepan Noianov from the vendor's own site and pricing page. Something wrong? Report an inaccuracy.