5 AI Test Generation Myths QA Teams Still Believe in 2026
· 13 min read
Switching from DeepSeek V3 to Claude Sonnet 4 on the same end-to-end test workload took success rates from 34.3% to 70.1%. That is a 2× swing from model selection alone (De Souza et al., WebMedia 2025). That single data point dismantles the dominant assumption that "AI test generation" is one technology with one quality profile. It is not.