name = "GPT-6 Astra (Fast)" description = "Fast variant of GPT-6 Astra for low-latency assistance and high-volume workloads." family = "gpt-astra" release_date = "2026-09-04" last_updated = "2026-09-04" attachment = true reasoning = true temperature = false tool_call = true structured_output = true open_weights = false [limit] context = 1_050_000 input = 922_000 output = 128_000 [modalities] input = ["text", "image", "pdf"] output = ["text"]