o3-mini vs Claude 3.7 Sonnet

Claude 3.7 Sonnet shows notably better performance in the majority of benchmarks. o3-mini is made by OpenAI and Claude 3.7 Sonnet is made by Anthropic. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

o3-mini scores COLLIE: 98.7%, MATH: 97.9%, IFEval: 93.9%, MGSM: 92.0%, AIME 2024: 87.3%. Claude 3.7 Sonnet scores MATH-500: 96.2%, IFEval: 93.2%, MMMLU: 86.1%, GPQA: 84.8%, TAU-bench Retail: 81.2%.

o3-mini is 2.7x cheaper for input tokens. o3-mini costs $1.10/M input and $4.40/M output via azure. Claude 3.7 Sonnet costs $3.00/M input and $15.00/M output via anthropic.

o3-mini supports 200K tokens and Claude 3.7 Sonnet supports 200K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

Key differences include input pricing ($1.10 vs $3.00/M), multimodal support (no vs yes). See the full comparison above for benchmark-by-benchmark results.

o3-mini is developed by OpenAI and Claude 3.7 Sonnet is developed by Anthropic.