# ProProfs Knowledge Base: how AI models rank it, September 2026

GTM AI Recommendation Index, September 2026 Edition. Named in 6 judge labels across 1 categories by 6 of 12 models. Page: https://gtm-ai-index.com/vendors/proprofs-knowledge-base/

## Standing by category

| Category | Share | Rank | Negative rate | Labels |
|---|---|---|---|---|
| Knowledge base and self-service | 4% | 11 | 0% | 6 |

## What the models said for it

- "Customer-facing help center: Try ProProfs (free for 25 pages, very affordable scaling)" (MiniMax M2.5, Knowledge base)
- "For a tiny budget: start with Notion or ProProfs free plan." (GPT-5.4 mini, Knowledge base)
- "ProductLift at $19/month or ProProfs are the cheapest dedicated options" (DeepSeek V4 Flash, Knowledge base)
- "Best for: Customer-facing help centers on a tight budget" (Kimi K2, Knowledge base)

## Record

- Method: https://gtm-ai-index.com/methodology/
- Raw judge labels and full responses: https://gtm-ai-index.com/data/
- License: CC BY 4.0. Cite as GTM AI Recommendation Index, September 2026 Edition, gtm-ai-index.com.