# HELO: how AI models rank it, November 2026

Gane Index, November 2026 Edition. Named in 1 judge label across 1 category by 1 of 14 models. Page: https://www.gane.ai/index/gtm/vendors/helo

## Standing by category

| Category | Share | Rank | Negative rate | Labels |
|---|---|---|---|---|
| [Email deliverability and testing tools](https://www.gane.ai/index/gtm/marketing/email-deliverability-and-testing/index.md) | 0% | 88 | 0% | 1 |

## By model

| Model | First choice | Alternative | Mention | Warning | Labels |
|---|---|---|---|---|---|
| Claude Haiku 4.5 | 0 | 0 | 0 | 0 | 0 |
| GPT-5.4 mini | 0 | 0 | 0 | 0 | 0 |
| Gemini 3.5 Flash | 0 | 0 | 0 | 0 | 0 |
| Perplexity Sonar | 0 | 0 | 0 | 0 | 0 |
| Grok 4.20 | 0 | 0 | 0 | 0 | 0 |
| Mistral Small | 0 | 0 | 1 | 0 | 1 |
| DeepSeek V4 Flash | 0 | 0 | 0 | 0 | 0 |
| Llama 4 Maverick | 0 | 0 | 0 | 0 | 0 |
| Qwen 3.7 Flash | 0 | 0 | 0 | 0 | 0 |
| Kimi K2 | 0 | 0 | 0 | 0 | 0 |
| GLM 4.7 FlashX | 0 | 0 | 0 | 0 | 0 |
| MiniMax M2.5 | 0 | 0 | 0 | 0 | 0 |
| GPT-6 Luna | 0 | 0 | 0 | 0 | 0 |
| Muse Glimmer 30B | 0 | 0 | 0 | 0 | 0 |

## Sources returned with these answers

The sites and pages cited by the answers that named HELO, from 1 of the 1 answers that named it (only the models that return a source list).

### Domains cited

- courier.com: 1
- customers.ai: 1
- finddev.tools: 1
- mailgun.com: 1
- rajeshkumar.xyz: 1
- sendlayer.com: 1
- softwaresuggest.com: 1
- softwaretestinghelp.com: 1
- wiredmessenger.com: 1
- wpmailsmtp.com: 1

### Pages cited

- https://courier.com/guides/email-testing-tools: 1
- https://customers.ai/blog/email-deliverability-tools: 1
- https://finddev.tools/category/email-testing: 1
- https://mailgun.com/es/blog/deliverability/herramientas-entregabilidad-email: 1
- https://rajeshkumar.xyz/blog/email-deliverability-tools: 1
- https://sendlayer.com/blog/best-email-deliverability-tools: 1
- https://softwaresuggest.com/email-testing-tools: 1
- https://softwaretestinghelp.com/email-testing-tools: 1

## Record

- Method: https://www.gane.ai/index/gtm/methodology
- License: CC BY 4.0. Cite as Gane Index, November 2026 Edition, www.gane.ai/index/gtm.