# Slack: how AI models rank it, November 2026

Gane Index, November 2026 Edition. Named in 26 judge labels across 5 categories by 12 of 14 models. Page: https://www.gane.ai/index/gtm/vendors/slack

## 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) | 2% | 14 | 25% | 8 |
| [Community platforms](https://www.gane.ai/index/gtm/customer/community-platforms/index.md) | 0% | 81 | 53% | 15 |
| [Employee advocacy platforms](https://www.gane.ai/index/gtm/marketing/employee-advocacy/index.md) | 0% | 41 | 0% | 1 |
| [Knowledge base and self-service](https://www.gane.ai/index/gtm/customer/knowledge-base-and-self-service/index.md) | 0% | 107 | 100% | 1 |
| [Value selling tools](https://www.gane.ai/index/gtm/sales/value-selling-tools/index.md) | 0% | 103 | 0% | 1 |

## What the models said for it

- "Slack - Best Overall Choice" (GLM 4.7 FlashX, In-app messaging)
- "start with a lightweight pilot using Slack or Teams and a shared folder of optional, pre-approved posts" (GPT-6 Luna, Employee advocacy)
- "Slack's free tier allows basic community functionality with limited message history" (Claude Haiku 4.5, Community)
- "For Real-Time Engagement & Support: Discord or Slack" (Qwen 3.7 Flash, Community)

## And against it

- "Slack / Microsoft Teams / Discord: "Chat as Documentation." ... Chat platforms are communication tools, not knowledge repositories." (Gemini 3.5 Flash, Knowledge base)
- "A platform like Discord or Slack is great for chatting, but terrible for searching historical knowledge." (Qwen 3.7 Flash, Community)
- "Message history limits, no SEO value, poor searchability for knowledge base, member lock-in issues" (Kimi K2, Community)
- "not recommended for main communications due to its limitations in supporting UGC" (Llama 4 Maverick, Community)

## By model

| Model | First choice | Alternative | Mention | Warning | Labels |
|---|---|---|---|---|---|
| Claude Haiku 4.5 | 0 | 1 | 2 | 0 | 3 |
| GPT-5.4 mini | 0 | 0 | 0 | 0 | 0 |
| Gemini 3.5 Flash | 0 | 0 | 0 | 2 | 2 |
| Perplexity Sonar | 0 | 0 | 0 | 2 | 2 |
| Grok 4.20 | 0 | 0 | 0 | 0 | 0 |
| Mistral Small | 0 | 0 | 2 | 0 | 2 |
| DeepSeek V4 Flash | 0 | 0 | 2 | 0 | 2 |
| Llama 4 Maverick | 0 | 0 | 0 | 1 | 1 |
| Qwen 3.7 Flash | 0 | 1 | 0 | 1 | 2 |
| Kimi K2 | 0 | 0 | 2 | 1 | 3 |
| GLM 4.7 FlashX | 1 | 0 | 1 | 0 | 2 |
| MiniMax M2.5 | 0 | 0 | 1 | 0 | 1 |
| GPT-6 Luna | 0 | 1 | 0 | 2 | 3 |
| Muse Glimmer 30B | 0 | 0 | 1 | 2 | 3 |

## Sources returned with these answers

The sites and pages cited by the answers that named Slack, from 85 of the 101 answers that named it (only the models that return a source list).

### Domains cited

- g2.com: 22
- linkedin.com: 18
- higherlogic.com: 16
- guideflow.com: 15
- ringcentral.com: 15
- reddit.com: 13
- circle.so: 12
- cometchat.com: 12
- spotsaas.com: 12
- bettermode.com: 11

### Pages cited

- https://linkedin.com/posts/cx-everywhere_online-communities-are-becoming-a-core-part-activity-7493128026118041601-eyri: 11
- https://guideflow.com/blog/customer-community-software: 10
- https://thinkific.com/blog/best-online-community-platforms: 10
- https://dupple.com/learn/best-in-app-messaging-tools: 8
- https://github.com/ishandutta2007/Awesome-In-App-Direct-Messaging: 8
- https://toolradar.com/guides/best-community-platforms: 8
- https://zdnet.com/article/best-business-messaging-apps: 8
- https://cometchat.com/blog/in-app-messaging-tools: 7

## The company

Slack; https://slack.com; San Francisco, United States; founded 2009; public, WORK on New York Stock Exchange. From Wikidata, fetched 2026-09-14.

## In its own words

What Slack's own pages state, read 2026-09-28. Stated by the vendor, not checked by the index.

- Positioning: AI Work Platform & Productivity Tools (https://slack.com/)
- For: teams (https://slack.com/)
- Price stated: Free $0USD free forever; Pro $8.75$4.38USD per user / month, when paying monthly, or $7.25 USD per user / month, when paying annually; Business+ $18$9USD per user / month, when paying monthly, or $15 USD per user / month, when paying annually; Enterprise+ $45USD per user / month, when paying annually (https://slack.com/pricing)
- Starting price: $0USD (https://slack.com/pricing)
- Free plan or trial: free forever (https://slack.com/pricing)
- Integrations claimed: 2600 (https://slack.com/)
- Customers named: Anthropic, Box, Notion, Rivian, Vercel, Anaplan, Rocket Companies, Snyk

## What it publishes

Every page slack.com exposes, read 2026-09-29: 9998 addresses. By kind, pages and the last 90 days:

- blog: 5566 pages, 0 in the last 90 days, latest undated
- case study: 1005 pages, 0 in the last 90 days, latest undated
- webinar or virtual event: 18 pages, 0 in the last 90 days, latest undated
- conference or event: 182 pages, 0 in the last 90 days, latest undated
- report or ebook: 8 pages, 0 in the last 90 days, latest undated
- comparison: 165 pages, 0 in the last 90 days, latest undated
- template or tool: 277 pages, 0 in the last 90 days, latest undated
- glossary or explainer: 84 pages, 0 in the last 90 days, latest undated
- podcast or video: 6 pages, 0 in the last 90 days, latest undated
- news or press: 1271 pages, 0 in the last 90 days, latest undated

## 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.