AI assistants most often recommend Postman for API testing tools in 🇩🇪 Germany (Deutsch), naming it in 100% of the buyer questions we tested, followed by SoapUI and GitHub Copilot. We asked an AI model the questions buyers ask about API testing tools and tallied which brands it named most — "share of voice" in AI answers, who AI recommends when no human is watching.
| # | Brand | AI share of voice |
|---|---|---|
| 1 | Postman | 6/6 (100%) |
| 2 | SoapUI | 6/6 (100%) |
| 3 | GitHub Copilot | 5/6 (83%) |
| 4 | Apigee | 1/6 (17%) |
| 5 | ReadyAPI | 1/6 (17%) |
Method: 6 representative buyer questions via a large language model, 🇩🇪 Germany (Deutsch). Updated 6/18/2026. A proxy for how AI assistants describe this category.
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