Comprehensive side-by-side LLM comparison
Claude Sonnet 4 leads with 1.5% higher average benchmark score. Gemini 2.5 Flash-Lite offers 786.1K more tokens in context window than Claude Sonnet 4. Gemini 2.5 Flash-Lite is $17.50 cheaper per million tokens. Claude Sonnet 4 is available on 4 providers. Both models have their strengths depending on your specific coding needs.
Anthropic
Claude Sonnet 4 is a multimodal language model developed by Anthropic. It achieves strong performance with an average score of 69.4% across 8 benchmarks. It excels particularly in MMMLU (86.5%), TAU-bench Retail (80.5%), GPQA (75.4%). 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.
Gemini 2.5 Flash-Lite is a multimodal language model developed by Google. The model shows competitive results across 13 benchmarks. It excels particularly in FACTS Grounding (84.1%), Global-MMLU-Lite (81.1%), MMMU (72.9%). With a 1.1M token context window, it can handle extensive documents and complex multi-turn conversations. The model is available through 1 API provider. As a multimodal model, it can process and understand text, images, and other input formats seamlessly. Released in 2025, it represents Google's latest advancement in AI technology.
26 days newer
Claude Sonnet 4
Anthropic
2025-05-22
Gemini 2.5 Flash-Lite
2025-06-17
Cost per million tokens (USD)
Claude Sonnet 4
Gemini 2.5 Flash-Lite
Context window and performance specifications
Average performance across 17 common benchmarks
Claude Sonnet 4
Gemini 2.5 Flash-Lite
Gemini 2.5 Flash-Lite
2025-01-01
Available providers and their performance metrics
Claude Sonnet 4
Anthropic
Bedrock
ZeroEval
Claude Sonnet 4
Gemini 2.5 Flash-Lite
Claude Sonnet 4
Gemini 2.5 Flash-Lite
Gemini 2.5 Flash-Lite