# Signal: how AI models rank it, October 2026

IT AI Recommendation Index, October 2026 Edition. Named in 9 judge labels across 2 categories by 9 of 14 models. Page: https://it-ai-index.com/vendors/signal/

## Standing by category

| Category | Share | Rank | Negative rate | Labels |
|---|---|---|---|---|
| Video conferencing | 0% | 12 | 0% | 8 |
| Client-side protection | 0% | 67 | 0% | 1 |

## What the models said for it

- "If privacy is the primary requirement, Signal and Threema are the only video-call apps Mozilla singled out as "Best Of"" (Muse Glimmer 30B, Video conferencing)
- "For high-sensitivity private conversations, switch to Signal or Jami." (Qwen 3.7 Flash, Video conferencing)
- "Best for sensitive personal calls (true end-to-end encryption, open source)" (Kimi K2, Video conferencing)
- "Use communication platforms that fiercely resist CSS mandates (like Signal or Proton Mail)" (Gemini 3.5 Flash, Client-side protection)

## Record

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