While waiting for Jev access, @SimEdw tried the Doom-style demo with Gemma 4 E2B. It takes 640×480 frames directly, shares the image prefill across batched action queries, and reads controls from logits. They say it sort of works.

Simon Edwardsson (@SimEdw) published this on 2026-09-16. While waiting for Jev access, @SimEdw tried the Doom-style demo with Gemma 4 E2B. It takes 640×480 frames directly, shares the image prefill across batched action queries, and reads controls from logits. They say it sort of works. The Jev Doom demo by @CompleteSkeptic is really cool, so while I’m waiting for access I tried the same thing with Gemma 4 E2B from @GoogleGemma. How Jev or TypeSafe is used, in the post's own words: “The Jev Doom demo by @CompleteSkeptic is really cool, so while I’m waiting for access I tried the same thing with Gemma 4 E2B from @GoogleGemma.” The post does not name a separate audience. It is for people reading what @SimEdw shows here (it includes media).