# Signature 365: how AI models rank it, October 2026

GTM AI Recommendation Index, October 2026 Edition. Named in 2 judge labels across 1 categories by 2 of 14 models. Page: https://gtm-ai-index.com/vendors/signature-365/

## Standing by category

| Category | Share | Rank | Negative rate | Labels |
|---|---|---|---|---|
| Email signature management | 2% | 11 | 0% | 2 |

## What the models said for it

- "Signature 365 looks like the strongest value pick for a company on a limited budget" (GPT-5.4 mini, Email signatures)

## 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, October 2026 Edition, gtm-ai-index.com.