# Cello: how AI models rank it, September 2026

GTM AI Recommendation Index, September 2026 Edition. Named in 9 judge labels across 2 categories by 8 of 12 models. Page: https://gtm-ai-index.com/vendors/cello/

## Standing by category

| Category | Share | Rank | Negative rate | Labels |
|---|---|---|---|---|
| Referral and partner programs | 4% | 7 | 0% | 6 |
| Loyalty, advocacy and referrals | 0% | 44 | 0% | 3 |

## What the models said for it

- "For most mid-market B2B SaaS companies today, Cello offers the best balance of automation, compliance, and cost-efficiency." (Qwen 3.7 Flash, Referrals)
- "Server-side attribution, native fraud detection, Merchant of Record handling" (Kimi K2, Referrals)
- "Cello is positioned as the best B2B referral software for SaaS in 2026" (Claude Haiku 4.5, Referrals)
- "Ideal if product-led; less for sales-heavy B2B." (Grok 4.1 Fast, Loyalty)

## 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.