GPT 5.6 Sol vs GPT 5.1 Codex Max
OpenAI's GPT-5.6 flagship — built for complex reasoning, agentic coding, and long-running professional work.
Extended-context coding model for large codebase operations.
No captured outputs for these models yet.
Frequently Asked Questions: GPT 5.6 Sol vs GPT 5.1 Codex Max▼
Which is better, GPT 5.6 Sol or GPT 5.1 Codex Max?
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Both GPT 5.6 Sol and GPT 5.1 Codex Max are capable AI models. The best choice depends on your specific use case: consider pricing, context window, speed, and which capabilities (vision, reasoning, audio) you need.
Which is cheaper, GPT 5.6 Sol or GPT 5.1 Codex Max?
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GPT 5.1 Codex Max has a lower blended cost. GPT 5.6 Sol: $5.00 input / $30.00 output. GPT 5.1 Codex Max: $1.25 input / $10.00 output.
Which has a larger context window, GPT 5.6 Sol or GPT 5.1 Codex Max?
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GPT 5.6 Sol has a larger context window: GPT 5.6 Sol supports 1.1M tokens vs GPT 5.1 Codex Max at 400K tokens.
Do both GPT 5.6 Sol and GPT 5.1 Codex Max support vision?
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Yes, both GPT 5.6 Sol and GPT 5.1 Codex Max support vision/image input.
What are the key differences between GPT 5.6 Sol and GPT 5.1 Codex Max?
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Key differences: GPT 5.1 Codex Max is significantly cheaper. Compare full specs on this page.
Which model should I choose for my use case?
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If cost is your priority, choose the cheaper option. If you need the highest intelligence for complex tasks, pick the higher-scoring model. For long documents or codebases, choose the larger context window. You can try both GPT 5.6 Sol and GPT 5.1 Codex Max for free on idapt.app to see which performs better for your specific needs.