A hands‑on experiment compared Google’s Gemini 3 Pro (a “thinking” model) with Gemini 2.5 Flash (a “fast” model) for vibe‑coding—a workflow that creates web projects through natural‑language prompts. Using the same project idea, a horror‑movie showcase, the author found the Pro model produced a more polished result with fewer manual steps, while the Flash model was quicker but required more specific prompting and frequent fixes. The test highlighted differences in speed, depth of reasoning, and user effort, offering insight for developers choosing between Gemini’s model tiers. Read more →