- GPT-5.6 Sol, Terra, and Luna now support up to 1 million‑token context windows on Amazon Bedrock, allowing full codebases, long documents, and extensive conversation histories in a single request.
- Prompt caching with explicit cache breakpoints applies to these long‑context calls, giving a caching discount for repeated context.
- Availability expanded across US East (N. Virginia, Ohio) and US West (Oregon) regions, with updated documentation and launch blog post.
OpenAI GPT-5.6 Sol, Terra, and Luna now support 1 million token context windows on Amazon Bedrock
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