GPT-6 Astra on OpenRouter

GPT-6 Astra is OpenAI's new flagship model released on September 4, 2026, designed for demanding tasks including advanced analysis, software engineering, research, and document creation, with particular strength in long-horizon agentic tasks involving computer and browser use. The model features a 1M token context window and is priced at $10 per 1M input tokens and $50 per 1M output tokens, available through multiple providers on OpenRouter with varying latency and throughput performance.