# Inbox Placement Test: how AI models rank it, November 2026

Gane Index, November 2026 Edition. Named in 2 judge labels across 1 category by 2 of 14 models. Page: https://www.gane.ai/index/gtm/vendors/inbox-placement-test

## 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% | 57 | 0% | 2 |

## 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 | 0 | 0 | 0 |
| DeepSeek V4 Flash | 0 | 0 | 0 | 0 | 0 |
| Llama 4 Maverick | 0 | 0 | 1 | 0 | 1 |
| Qwen 3.7 Flash | 0 | 0 | 0 | 0 | 0 |
| Kimi K2 | 0 | 0 | 0 | 0 | 0 |
| GLM 4.7 FlashX | 0 | 0 | 1 | 0 | 1 |
| 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 Inbox Placement Test, from 3 of the 3 answers that named it (only the models that return a source list).

### Domains cited

- capterra.com: 3
- emaillistverify.com: 2
- mailslurp.com: 2
- zerobounce.net: 2
- courier.com: 1
- customers.ai: 1
- github.com: 1
- mailercloud.com: 1
- mailgun.com: 1
- mailtester.com: 1

### Pages cited

- https://capterra.com/p/10041175/Inbox-Placement-Test: 2
- https://emaillistverify.com/inbox-placement-test: 2
- https://mailslurp.com/product/inbox-placement-deliverability-tests: 2
- https://capterra.com/email-verification-tools-software: 1
- https://courier.com/guides/email-testing-tools: 1
- https://customers.ai/blog/email-deliverability-tools: 1
- https://github.com/live-direct-marketing/awesome-email-deliverability/blob/main/README.md: 1
- https://mailercloud.com/blog/best-email-verification-services: 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.