GPT-6 Astra (batch)

OpenAI's flagship model released in 2026, designed for complex end-to-end work with a 1.05M token context window, available in batch mode.

Strengths

Excels at advanced analysis, software engineering, deep research, scientific work, and document creation, with particular strengths in long-horizon reasoning and multi-step problem solving.

Best for

Demanding workloads that benefit from extended context and high reasoning capability, such as comprehensive research synthesis, large codebase analysis, and complex technical documentation.

Limitations

Batch-only processing means results are not returned in real time; for lower-complexity tasks, the GPT-5.6 series models may offer better latency-to-capability tradeoffs.