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usedby

Compare AI tools by who uses them: or ?

830 comparisons with public customers on both sidesHow we check

Public customers

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55use ChatGPT
20use both
182use Claude

Comparisons by category

Each category links to its tools, ranked by customers.

Each comparison counts the companies that use each tool and the ones that use both, from public pages. Every proof level counts, from case studies to job posts, and each line shows its level.