name = "gpt-5.4-mini" description = "Compact GPT model for low-latency assistance and high-volume workloads" family = "gpt-mini" release_date = "2026-03-19" last_updated = "2026-03-19" attachment = true reasoning = true reasoning_options = [{ type = "effort", values = ["none", "low", "medium", "high", "xhigh"] }] temperature = false tool_call = true structured_output = true open_weights = false knowledge = "2025-08-31" [cost] input = 0.750 output = 4.500 [limit] context = 400_000 input = 272_000 output = 128_000 [modalities] input = ["text", "image"] output = ["text"]