gpt-5.6-sol

gpt-5.6-sol

GPT‑5.6-sol is OpenAI's most capable frontier model, built to deliver faster, more reliable results for complex professional work.
Azure OpenAI
Direct from Azure
Version: 2026-07-09

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About this model

gpt‑5.6‑sol is the flagship reasoning model in the GPT‑5.6 family, designed for the most complex, compute-intensive workloads. It combines deep reasoning, multi-agent orchestration, advanced coding capabilities, and a 1M-token context window to solve sophisticated problems across analysis, software engineering, research, and agentic workflows.

Key model capabilities

  • Advanced Reasoning – Performs deep, multi-step reasoning for complex problem solving and decision support.
  • Multi-Agent Orchestration – Coordinates specialized subagents that collaborate to solve complex tasks more effectively.
  • Long-Context Understanding – Supports up to 1M tokens for analyzing large documents, code repositories, and extensive knowledge bases.
  • Advanced Coding & Engineering – Excels at code generation, debugging, software design, and technical problem solving.
  • Research & Scientific Workflows – Strong performance on complex research, biology, and scientific reasoning tasks.
  • Cybersecurity Analysis – Designed for advanced security workflows, including vulnerability research and long-horizon security investigations.
  • Robust Safety Protections – Includes layered safeguards with model-level protections, misuse classifiers, and account-level review mechanisms.

Key use cases

gpt‑5.6‑sol is best for complex, high-value workflows that require deep reasoning, extensive planning, and autonomous task execution. It excels at software development, research and analysis, agentic workflows, enterprise decision support, cybersecurity investigations, scientific discovery, and other multi-step knowledge work where reasoning depth and accuracy are critical.

Out of scope use cases

The provider has not supplied this information.

Quick facts

Model providerAzure OpenAI
TypeChat completion, Responses
LifecycleGenerally available (GA)
Input typetext, image
Output typetext
Context window1050k
Token limits128k output