# Mattermost: how AI models rank it, November 2026

Gane Index, November 2026 Edition. Named in 5 judge labels across 2 categories by 5 of 14 models. Page: https://www.gane.ai/index/gtm/vendors/mattermost

## Standing by category

| Category | Share | Rank | Negative rate | Labels |
|---|---|---|---|---|
| [In-app messaging and customer communications](https://www.gane.ai/index/gtm/customer/in-app-messaging-and-customer-communications/index.md) | 0% | 37 | 0% | 4 |
| [Digital asset management](https://www.gane.ai/index/gtm/marketing/digital-asset-management/index.md) | 0% | 49 | 0% | 1 |

## What the models said for it

- "For open‑source / self‑hosted needs: Rocket.Chat, Mattermost, Matrix." (GLM 4.7 FlashX, In-app messaging)

## By model

| Model | First choice | Alternative | Mention | Warning | Labels |
|---|---|---|---|---|---|
| Claude Haiku 4.5 | 0 | 0 | 1 | 0 | 1 |
| 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 | 1 | 0 | 1 |
| 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 | 1 | 0 | 0 | 1 |
| MiniMax M2.5 | 0 | 0 | 1 | 0 | 1 |
| 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 Mattermost, from 11 of the 13 answers that named it (only the models that return a source list).

### Domains cited

- cometchat.com: 7
- sendbird.com: 6
- github.com: 5
- techradar.com: 5
- trueconf.com: 5
- pushwoosh.com: 4
- trtc.io: 4
- dupple.com: 3
- g2.com: 3
- getstream.io: 3

### Pages cited

- https://github.com/ishandutta2007/Awesome-In-App-Direct-Messaging: 5
- https://techradar.com/pro/best-enterprise-messaging-platform: 5
- https://cometchat.com/pricing: 4
- https://cometchat.com/blog/best-enterprise-chat-platforms-for-in-app-messaging-2026: 3
- https://dupple.com/learn/best-in-app-messaging-tools: 3
- https://pushwoosh.com/blog/best-in-app-messaging-platforms: 3
- https://sendbird.com/pricing/chat: 3
- https://sendbird.com/sendbird-alternatives: 3

## In its own words

What Mattermost's own pages state, read 2026-10-06. Stated by the vendor, not checked by the index.

- Positioning: Zero-trust collaboration, automation and AI in private cloud, self-hosted, and air-gapped environments. Built for national security, critical infrastructure, and regulated enterprises. (https://mattermost.com/)
- For: national security, critical infrastructure, and regulated enterprises (https://mattermost.com/)
- Price stated: Get started for free with a limited-use edition of Enterprise Advanced for technical evaluation. (https://mattermost.com/pricing)
- Free plan or trial: Experience a 1-hour trial environment. (https://mattermost.com/)
- Certifications: FIPS 140-3, IL4, IL5, IL6, IL7
- Hosting: Azure, Oracle, Google, AWS
- Customers named: U.S. Air Force, Air Mobility Command, Türk Telekom, LISA Consortium, Nasdaq, Qualcomm, Bosch

## What it publishes

Every page mattermost.com exposes, read 2026-09-29: 8641 addresses. By kind, pages and the last 90 days:

- blog: 1019 pages, 20 in the last 90 days, latest 2026-09-26
- case study: 47 pages, 0 in the last 90 days, latest undated
- webinar or virtual event: 11 pages, 0 in the last 90 days, latest 2019-07-15
- conference or event: 6136 pages, 2 in the last 90 days, latest 2026-09-27
- report or ebook: 2 pages, 0 in the last 90 days, latest 2022-01-04
- comparison: 20 pages, 1 in the last 90 days, latest 2026-08-24
- template or tool: 7 pages, 0 in the last 90 days, latest 2026-05-20
- glossary or explainer: 17 pages, 1 in the last 90 days, latest 2026-08-10
- podcast or video: 2 pages, 0 in the last 90 days, latest 2020-10-30
- news or press: 56 pages, 0 in the last 90 days, latest undated
- Recent: 2026-09-27 conference or event: 26154 https://forum.mattermost.com/t/license-key-from-https-mattermost-com-required-to-unlock-enterprise-features-on-backup-export/26154
- Recent: 2026-09-26 blog: Operational resilience building trust from devices to decisions https://mattermost.com/blog/operational-resilience-building-trust-from-devices-to-decisions
- Recent: 2026-09-17 blog: Zero trust in practice identity part 3 the roadmap to optimal https://mattermost.com/blog/zero-trust-in-practice-identity-part-3-the-roadmap-to-optimal
- Recent: 2026-09-16 blog: Mattermost v11 11 is now available https://mattermost.com/blog/mattermost-v11-11-is-now-available
- Recent: 2026-09-15 blog: Operational resilience why it must be a daily practice https://mattermost.com/blog/operational-resilience-why-it-must-be-a-daily-practice
- Recent: 2026-09-10 blog: Zero trust in practice identity part 2 advanced identity from static roles to dynamic access https://mattermost.com/blog/zero-trust-in-practice-identity-part-2-advanced-identity-from-static-roles-to-dynamic-access

## 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.