Gemini API Managed Agents default to 3.6 Flash, add hooks and a free tier

Gemini API Managed Agents 默认升级为 3.6 Flash，新增环境钩子与免费套餐

Google upgraded Gemini API Managed Agents' default model from 2.5 Flash to 3.6 Flash for faster inference and lower cost. New hooks let agents run custom logic before and after tool calls—think permission checks or audit logging. A free tier now offers 1,000 agent calls per month at no charge.

Why it matters: Google swapped the managed agent default to 3.6 Flash (faster, cheaper), added environment hooks for pre/post tool-call logic, and opened a free tier (1,000 calls/month). This is a substantive agent productization update, not marketing fluff. Not scored higher because it's an ...