Model Comparison
GPT-5.2 vs GPT-5 mini
GPT-5.2 significantly outperforms across most benchmarks. GPT-5 mini is 7.0x cheaper per token.
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FAQ
Common questions about GPT-5.2 vs GPT-5 mini
GPT-5.2 significantly outperforms across most benchmarks. GPT-5.2 is made by OpenAI and GPT-5 mini is made by OpenAI. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.
GPT-5.2 scores AIME 2025: 100.0%, HMMT 2025: 99.4%, Tau2 Telecom: 98.7%, Graphwalks BFS <128k: 94.0%, GPQA: 92.4%. GPT-5 mini scores AIME 2025: 91.1%, HMMT 2025: 87.8%, GPQA: 82.3%, FrontierMath: 22.1%, Humanity's Last Exam: 16.7%.
GPT-5 mini is 7.0x cheaper for input tokens. GPT-5.2 costs $1.75/M input and $14.00/M output via openai. GPT-5 mini costs $0.25/M input and $2.00/M output via openai.
GPT-5.2 supports 400K tokens and GPT-5 mini supports 400K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.
Key differences include input pricing ($1.75 vs $0.25/M). See the full comparison above for benchmark-by-benchmark results.