OpenAI's upgraded high-end GPT-6.1 tier, positioned below the flagship GPT 6 Astra.
OpenAI's latest frontier model, unifying the Codex and GPT lines into one system.
No shared demos for these models yet.
No captured outputs for these models yet.
Both GPT 6.1 Sol and GPT 5.4 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.
GPT 6.1 Sol has a lower blended cost. GPT 6.1 Sol: $2.00 input / $10.00 output. GPT 5.4: $2.50 input / $15.00 output.
GPT 6.1 Sol has a larger context window: GPT 6.1 Sol supports 1.1M tokens vs GPT 5.4 at 1.1M tokens.
Yes, both GPT 6.1 Sol and GPT 5.4 support vision/image input.
GPT 6.1 Sol and GPT 5.4 have similar overall capabilities. The main differences lie in pricing, context window size, and provider-specific strengths. Use this comparison page to review all metrics side by side.
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 6.1 Sol and GPT 5.4 for free on idapt.app to see which performs better for your specific needs.