Comprehensive side-by-side LLM comparison
Claude 3.7 Sonnet leads with 40.3% higher average benchmark score. GPT-5 nano offers 200.0K more tokens in context window than Claude 3.7 Sonnet. GPT-5 nano is $17.55 cheaper per million tokens. Claude 3.7 Sonnet is available on 4 providers. Overall, Claude 3.7 Sonnet is the stronger choice for coding tasks.
Anthropic
Claude 3.7 Sonnet is a multimodal language model developed by Anthropic. It achieves strong performance with an average score of 74.1% across 11 benchmarks. It excels particularly in MATH-500 (96.2%), IFEval (93.2%), MMMLU (86.1%). It supports a 328K token context window for handling large documents. The model is available through 4 API providers. As a multimodal model, it can process and understand text, images, and other input formats seamlessly. Released in 2025, it represents Anthropic's latest advancement in AI technology.
OpenAI
GPT-5 nano is a multimodal language model developed by OpenAI. The model shows competitive results across 5 benchmarks. It excels particularly in AIME 2025 (85.2%), HMMT 2025 (75.6%), GPQA (71.2%). It supports a 528K token context window for handling large documents. The model is available through 2 API providers. As a multimodal model, it can process and understand text, images, and other input formats seamlessly. Released in 2025, it represents OpenAI's latest advancement in AI technology.
5 months newer
Claude 3.7 Sonnet
Anthropic
2025-02-24
GPT-5 nano
OpenAI
2025-08-07
Cost per million tokens (USD)
Claude 3.7 Sonnet
GPT-5 nano
Context window and performance specifications
Average performance across 14 common benchmarks
Claude 3.7 Sonnet
GPT-5 nano
GPT-5 nano
2024-05-30
Available providers and their performance metrics
Claude 3.7 Sonnet
Anthropic
Bedrock
ZeroEval
Claude 3.7 Sonnet
GPT-5 nano
Claude 3.7 Sonnet
GPT-5 nano
GPT-5 nano
OpenAI
ZeroEval