
Verify First, Trust Later: Observations on Free AI Q&A Verification Tools and Sougeo's "Xingdun Verification"
As AI Q&A becomes an information gateway, hallucinations, marketing poisoning, and missing information make "verify first, trust later" essential. This article examines free AI verification tools from four dimensions and introduces Sougeo's "Xingdun Verification," which places answers back into the evidence chain and adheres to a diagnose-only, no-prescription principle.



