name = "OpenAI: GPT-5.1-Codex-Mini" description = "Coding-optimized GPT model for repository edits, reviews, and agentic software work" release_date = "2025-11-13" last_updated = "2025-11-13" attachment = true reasoning_options = [{ type = "effort", values = ["low", "medium", "high"] }] reasoning = true temperature = false tool_call = true open_weights = false [cost] input = 0.25 output = 2 cache_read = 0.025 [limit] context = 400000 output = 100000 [modalities] input = ["image", "text"] output = ["text"]