# Euler: how AI models rank it, September 2026

GTM AI Recommendation Index, September 2026 Edition. Named in 3 judge labels across 1 categories by 3 of 12 models. Page: https://gtm-ai-index.com/vendors/euler/

## Standing by category

| Category | Share | Rank | Negative rate | Labels |
|---|---|---|---|---|
| Partner relationship management | 0% | 43 | 33% | 3 |

## And against it

- "G2 review summaries cite UI issues, limited functionality, and reporting/customization gaps" (GPT-5.4 mini, PRM)

## 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.