Google Puts Gemini 3.5 Pro Into Final Preview Stretch With 2M-Token Context and Deep Think Reasoning
Read this because The pricing and the free-trial window are what builders should check first. At $15/$60 per million tokens, Pro is priced to be used seriously — not sampled.
Gemini 3.5 Pro is in final Vertex enterprise preview with a 2M-token context window and Deep Think reasoning; GA launch expected imminently in June 2026.