name = "Gemini 3.1 Pro Preview Custom Tools" description = "Advanced Gemini model for complex reasoning, coding, and multimodal analysis" family = "gemini-pro" release_date = "2026-02-19" last_updated = "2026-02-19" attachment = true reasoning = true temperature = true tool_call = true structured_output = true knowledge = "2025-01" open_weights = false [limit] context = 1_048_576 output = 65_536 [modalities] input = ["text", "image", "video", "audio", "pdf"] output = ["text"]