Compare these two models side-by-side to help you make the best choice for your needs
GPT-5.2 is the latest frontier-grade model in the GPT-5 series, offering stronger agentic and long context perfomance compared to GPT-5.1. It uses adaptive reasoning to allocate computation dynamically, responding quickly...
Image and document understanding
GPT-5.1 is the latest frontier-grade model in the GPT-5 series, offering stronger general-purpose reasoning, improved instruction adherence, and a more natural conversational style compared to GPT-5. It uses adaptive reasoning...
Image and document understanding
| Feature | OpenAI: GPT-5.2 | OpenAI: GPT-5.1 |
|---|---|---|
| Provider | OpenRouter | OpenRouter |
| Context Length | 400,000 tokens | 400,000 tokens |
| Input Price | $1.75/M | $1.25/M |
| Output Price | $14.00/M | $10.00/M |
| Vision Support | Yes | Yes |
| Higher cost | Yes | Yes |
| Capabilities | TextVision | TextVision |