AI Workspace Tools Comparison: which providers does ChatGPT name?

We asked ChatGPT this question and recorded which providers it names in its answer. The order is the order they were named in.

Measured on 2026-10-02

Providers named

1. Rank 1ChatGPT Business / Enterprise
2. Rank 2OpenAI
3. Rank 3Claude Team / Enterprise
4. Rank 4Anthropic
5. Rank 5Microsoft 365 Copilot
6. Rank 6Google Workspace mit Gemini
7. Rank 7Notion AI
8. Rank 8ClickUp AI
9. Rank 9Perplexity
10. Rank 10Sim
11. Rank 11Dify
12. Rank 12Flowise
13. Rank 13Fireflies
14. Rank 14Otter
15. Rank 15TicNote Cloud
16. Rank 16Open WebUI
17. Rank 17Particula Lumen

Sources cited

These are the domains ChatGPT drew on as evidence. They are not the same as the providers it names: a source can be a comparison site, an article or a university.

1. Rank 1t4atlas.comCheck t4atlas.com
2. Rank 2particula.techCheck particula.tech
3. Rank 3thriveai.comCheck thriveai.com
4. Rank 4ticnote.comCheck ticnote.com
5. Rank 5kurums.comCheck kurums.com
6. Rank 6topaicompare.comCheck topaicompare.com
7. Rank 7vellum.aiCheck vellum.ai