name = "OpenAI: o3 Deep Research" description = "Research model for long-horizon investigation, synthesis, and analytical reports" release_date = "2024-06-26" last_updated = "2026-03-15" attachment = true reasoning_options = [{ type = "effort", values = ["medium"] }] reasoning = true temperature = true tool_call = true open_weights = false [cost] input = 10 output = 40 cache_read = 2.5 [limit] context = 200000 output = 100000 [modalities] input = ["image", "pdf", "text"] output = ["text"]