OpenAI GPT-6 Astra becomes generally available on Amazon Bedrock

AWS said OpenAI's GPT-6 Astra is generally available on Amazon Bedrock as of September 8, 2026, with a context window of up to 1 million input tokens. Customers can call it through Bedrock APIs or configure ChatGPT Work and Codex to use it on Bedrock. AWS positions the model for autonomous agents, large document analysis and complex software debugging.

• Generally available on Amazon Bedrock as of September 8, 2026
• Context window: up to 1 million input tokens
• Access via Bedrock APIs, console, or ChatGPT Work and Codex configured to use Bedrock
• Positioned for autonomous agents and large document analysis