OpenAI Unveils GPT-6 Astra Frontier Model For Autonomous Computer Workflows

4 Sept 2026, 3:21 pm · 8d ago · 1 min read · Inc42

OpenAI has launched GPT-6 Astra, its latest frontier model designed for autonomous computer use and complex agentic workflows. Featuring a 1.05 million-token context window and a maximum output of 1.28 lakh tokens, Astra can autonomously navigate websites, interact with software, write code, and process spreadsheets. OpenAI reported strong benchmark results, including 98% on FrontierMath Tier 4 and 99.9% on ARC-AGI-3. GPT-6 Astra carries an April 30, 2026 knowledge cutoff, with API pricing set at $10 per million input tokens and $50 per million output tokens as OpenAI expands rollouts across all ChatGPT subscription tiers.