Google releases two new Gemini models, but no Gemini 3.5 Pro

Google has introduced two additions to its Gemini "Flash" lineup, along with a specialized cybersecurity model, 3.5 Flash Cyber, while holding off on releasing a long-awaited Gemini 3.5 Pro. In a July 21 blog post, Google announced Gemini 3.6 Flash and Gemini 3.5 Flash-Lite, describing them as built to give developers the "efficiency, low latency, and reliability" needed to run AI agents at scale. The post also detailed Gemini 3.5 Flash Cyber, a specialized model paired with Google's CodeMender security agent. Our big Guessing Game is back! Enter now for a chance to win an Apple Watch. The announcement also included a brief update on Gemini 3.5 Pro, which Google says "is currently testing with partners," with general availability "as soon as it's ready." The post added that Google has already begun training runs for a future Gemini 4 model. At the Google I/O event in May, Alphabet CEO Sundar Pichai announced that Gemini 3.5 Pro would launch in June. Since then, Anthropic and OpenAI have launched new frontier models, Fable 5 and GPT-5.6 Sol, while the Chinese AI lab Moonshot recently launched Kimi K3, a more affordable but still competitive open-source AI model. It's against this ba

Jul 21, 2026 → Jul 21, 2026