Slack is a messaging platform for teams, owned by Salesforce, built around channels, direct messages and integrations with other work tools. In AI answers, slack.com is cited when an assistant recommends a team communication tool, and when it relies on Slack's help center, app marketplace or blog to explain how a feature or an integration works.
Key takeaways
- Among the 9 software vendors tracked, Slack ranks 7th; Microsoft leads with 0.91 citations per 100 answers, against 0.07 for Slack.
- Slack accounts for 0.01% of all source citations counted in the panel (284 of 2'074'219).
- Over the whole period, Slack ranks 24th of the 37 tracked platforms, between Notion (0.08) and Yelp (0.07).
- From July to September 2026, AI assistants cited Slack 0.07 times per 100 answers in French, down 24% on the previous three months (0.09).
Summarize this page with ChatGPTClaudePerplexity
What changed in September 2026
- Citation rate 0.04 per 100 answers (= 0.00 pt vs August 2026)
- Rank among the 37 platforms 27th (26th in August 2026)
- Model citing it most Gemini (0.11 per 100 answers)
Differences: September 2026 against August 2026, in points of citations per 100 answers.
Citations of Slack by AI model
Grok almost never cites Slack (0.02 per 100 answers over 22'038 answers), while Gemini cites it 0.17 times per 100 answers.
How to read it: one line per AI model; each point is the number of citations of Slack per 100 answers of that model in the month. The table gives the totals over the whole period.
| Model | Answers analyzed | Citations of Slack | per 100 answers |
|---|---|---|---|
 ChatGPT | 114'466 | 45 | 0.04 |
 Gemini | 114'458 | 195 | 0.17 |
 Perplexity | 113'962 | 29 | 0.03 |
 Claude | 22'547 | 7 | 0.03 |
 Grok | 22'038 | 4 | 0.02 |
| All models | 387'471 | 280 | 0.07 |
Per 100 answers: citations of Slack for every 100 answers of the model, from August 2025 to September 2026.
Slack month by month
On the months measured in both languages (from July to September 2026), AI cites Slack 2.0 times more in French (0.07) than in English (0.03).
How to read it: Slack citations per 100 answers, each month, in French and in English.
| Month |  French |  English | ||
|---|---|---|---|---|
| Answers | per 100 answers | Answers | per 100 answers | |
| August 2025 | 1'140 | 0.00 | 110* | 0.00 |
| September 2025 | 2'750 | 0.00 | 375* | 0.00 |
| October 2025 | 5'160 | 0.33 | 765* | 0.00 |
| November 2025 | 2'730 | 0.07 | 255* | 0.00 |
| December 2025 | 8'840 | 0.01 | 410* | 0.24 |
| January 2026 | 22'460 | 0.17 | 240* | 0.00 |
| February 2026 | 15'420 | 0.03 | - | - |
| March 2026 | 26'601 | 0.03 | - | - |
| April 2026 | 16'183 | 0.08 | - | - |
| May 2026 | 19'819 | 0.13 | - | - |
| June 2026 | 23'336 | 0.07 | - | - |
| July 2026 | 55'321 | 0.15 | 10'544 | 0.05 |
| August 2026 | 64'104 | 0.04 | 13'369 | 0.04 |
| September 2026 | 78'814 | 0.04 | 16'250 | 0.02 |
Hollow points and asterisk: fewer than 1'000 answers that month in that language, so the rate varies strongly from one month to the next.
What AI models find on slack.com
Slack's site is mostly functional. The help center answers precise questions about channels, notifications, workflows, permissions and data export. The marketplace lists the apps that connect to Slack, one page per app. Product pages and the blog deal with collaboration, remote work and productivity.
This makes Slack a source of procedures more than of opinions. An assistant that explains how to schedule a message, open a shared channel with another company or connect a CRM to Slack can cite the matching help article, which is short, precise and stable over time.
The marketplace has a side effect: software vendors describe their Slack integration there, so a question about connecting two tools can return a slack.com page about a third-party product.
When does an AI cite Slack?
- Tool selection: Slack vs Microsoft Teams, best chat app for a small team, free alternative to Slack.
- Feature help: how to create a private channel in Slack, how to export Slack messages, how to set up a workflow in Slack.
- Integrations: send form responses to a Slack channel, Jira Slack integration, CRM notifications in Slack.
- Team organization: internal communication tools for a startup, how to organize channels for a remote team.
Questions about a specific business, its prices or its reputation rarely involve Slack. The platform enters those answers mainly when the business sells software connected to Slack or advises companies on internal communication.
Industries where AI cites Slack the most
| Industry | per 100 answers | Against its average |
|---|---|---|
 Real Estate | 0.30 | × 4.7 |
 Consulting | 0.29 | × 4.5 |
 Software | 0.24 | × 3.7 |
 Education | 0.18 | × 2.7 |
 Electronics | 0.08 | × 1.3 |
 Wellness | 0.07 | × 1.1 |
Industries since July 2026, citations per 100 answers in the industry and ratio to the platform's rate over the same months.
Why Slack citations stay rare and uneven across models
The prompts behind this site focus on businesses and what they sell, and most are written in French. Team messaging comes up in only a small share of them, so Slack has fewer chances to be cited than review sites or encyclopedias. Its low figures reflect that topic gap more than its popularity.
When Slack is relevant, models split into two behaviors. Assistants that search the web, such as Perplexity on every question, Gemini through Google Search grounding, or ChatGPT and Grok when their search runs, can link a help article or a comparison page. Answers built from training data name Slack as a familiar tool with no link, which fits Claude's habit of citing sources less often by default.
Ownership does not merge the figures either. A link to slack.com counts for Slack only, even when the answer is about the Salesforce ecosystem.
What Slack visibility is worth for a brand
Workspace conversations are private: search engines cannot index them, and AI assistants cannot quote them in public answers. A brand that hosts a lively customer community on Slack gains loyalty, but no direct AI visibility from the messages exchanged there.
The value lies elsewhere, in public pages. For GEO (Generative Engine Optimization, the effort to be cited by AI assistants), what counts is the marketplace listing of an integration, the help page that explains it, and the articles that describe how a team uses your product with Slack.
How to use Slack to appear in AI answers
- If your software integrates with Slack, publish it on the Slack Marketplace with a description that names the exact task it automates, for example sending new support tickets to a channel. That page lives on slack.com and can be retrieved for integration questions.
- Create a detailed integration page on your own site, with numbered setup steps and the permissions required. Assistants answering a question on connecting a tool to Slack look for this kind of procedure.
- If you run a Slack community for your customers or your field, present it on an indexable page of your site: topics, rules, how to join. The conversations stay invisible to AI models, but the page that describes the community does not.
- Write guides on internal communication from your expertise: how to structure channels, how to reduce notification overload, when to choose a chat message or an email. An independent, practical view can be cited next to Slack's own blog.
- Check regularly whether AI answers about your integrations name your brand next to Slack, and rewrite the pages that never get retrieved with clearer titles and steps.
Compare Slack with similar platforms
Rank neighbours and platforms of the same kind; the figure is citations per 100 answers over the whole period.
Frequently asked questions
Does ChatGPT recommend Slack or Microsoft Teams?
It usually presents both and explains the trade-off rather than picking one. Slack is typically described as strong on integrations and flexible channels, Microsoft Teams as the natural choice for organizations already using Microsoft 365. The final suggestion depends on the context given in the prompt, such as team size, budget and the tools already in place.
Can AI assistants read messages from Slack workspaces?
Not for public answers. Slack workspaces are private, so their conversations are not indexed by search engines and are not part of the web pages assistants retrieve. Some assistants can connect to a company's own Slack through an integration, but that access is limited to the people of that company.
Why is Slack seldom cited in answers about businesses?
Because few questions about companies involve team messaging. Slack is cited mainly for its own features, its integrations and comparisons with similar tools, a narrow set of topics next to marketing, CRM or customer reviews. Its citation rate measures how often those topics come up as much as it measures the brand's popularity.
How often do AI assistants cite Slack?
On average, Slack gets 0.07 citations per 100 answers from ChatGPT, Claude, Gemini, Grok and Perplexity, across 387'471 answers analyzed from August 2025 to September 2026. That puts Slack 24th of the 37 platforms tracked by Sorank.
Which AI cites Slack the most?
Gemini, with 0.17 citations per 100 answers. Grok cites Slack the least: 0.02 per 100 answers.
Method and sources
387'471 answers from ChatGPT, Claude, Gemini, Grok and Perplexity, from August 2025 to September 2026, to the questions Sorank asks every week to follow its clients' visibility (88% of them in French). A citation is a source domain given in an answer; the rate is the number of citations per 100 answers. Data snapshot of 2 October 2026.
Full methodology · Raw data (JSON)
How to cite this page: Sorank Data, “Slack AI citations by model, September 2026”, data.sorank.com, data snapshot of 2 October 2026.
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