name = "Agentic Chat (GPT-5.2)" description = "Chat-tuned GPT model for conversational assistance, writing, and tool workflows" family = "gpt" release_date = "2026-01-23" last_updated = "2026-01-23" knowledge = "2025-08-31" attachment = true reasoning = true reasoning_options = [] temperature = false tool_call = true structured_output = true open_weights = false [cost] input = 0 output = 0 [limit] context = 400_000 input = 272_000 output = 128_000 [modalities] input = ["text", "image"] output = ["text"]