Shelton Bumgarner (sheltgarner.bsky.social)

I got early access to Gemini 4 Hydrogen and spent the last week testing it. Here is my honest experience with the model. Definitely read this before it officially drops. 👇 Gemini 4 Hydrogen is the clearest proof yet that Google has hit its targets and kept its word. It’s not even in the same league as Gemini 3.8 Flash. The difference is insane, like comparing 2024 tech directly to 2026. This is hands down the fastest and highest quality model I’ve ever touched. The outputs are so good it almost feels like something’s broken. The delay between clicking and seeing the result is practically nonexistent, keeping you in a nonstop flow state. It genuinely feels like we’re about to see massive, ambitious projects built in record time without sacrificing an ounce of quality. The 3D results, in particular, are unreal. It reminds me of the first time Fable and Astra dropped, except this compresses an hour of work into a single minute. That’s the same quality, nearly 60x faster. And this isn't like using ultra fast mode on Fable or Astra, where more speed means exponentially higher costs. Here, it’s the exact opposite: as it gets faster, it actually gets cheaper. I have no idea what the launch price will be, but if they price it on par with 3.8 Flash, it’s going to be a total game changer for the entire tech industry.