Gemini 3 Flash Review: How to Get Pro-Level AI Performance at 75% Less Cost

  Gemini 3 Flash: Frontier Intelligence That You Can Actually Afford to Run at Scale What makes Gemini 3 Flash special? It delivers Pro-level reasoning for one-quarter of the money and one-third of the latency, while keeping the same 1 M token context window and 64 k token output ceiling. What this article answers ✦ How fast and how cheap is Flash compared with Gemini 2.5 Pro? ✦ Which developer jobs can it handle today, and which ones will still break? ✦ How do the new knobs (thinking level, media resolution, thought signatures) work in real code? ✦ What breaks …