Gemini 3.1 Pro dropped 88% to 50% hallucination — What changed?

https://veloriftlabs.com/s/Ke1LMbe-mjn5yKGSnnQ9m

I’ve spent 12 years looking at product teams who treat "hallucination rates" like a single dial on a stereo. They turn it down, assume the music is fixed, and then act surprised when the user experience falls apart in production