Anthropic's fifth-generation Sonnet — near-Opus intelligence at Sonnet speed and price.
Google's high-efficiency model for high-volume use cases at half the cost of Gemini 3 Flash.
No shared agent demos for these models yet.
No captured outputs for these models yet.
Based on the Capability Index, Claude Sonnet 5 scores higher (80.1 vs 76.7). However, "better" depends on your use case — pricing, speed, context window, and specific capability needs all matter.
Gemini 3.1 Flash Lite has a lower blended cost. Claude Sonnet 5: $2.00 input / $10.00 output. Gemini 3.1 Flash Lite: $0.25 input / $1.50 output.
Gemini 3.1 Flash Lite has a larger context window: Claude Sonnet 5 supports 1M tokens vs Gemini 3.1 Flash Lite at 1M tokens.
Yes, both Claude Sonnet 5 and Gemini 3.1 Flash Lite support vision/image input.
Key differences: Gemini 3.1 Flash Lite is significantly cheaper. Compare full specs on this page.
If cost is your priority, choose the cheaper option. If you need the highest intelligence for complex tasks, pick the higher-scoring model. For long documents or codebases, choose the larger context window. You can try both Claude Sonnet 5 and Gemini 3.1 Flash Lite for free on idapt.app to see which performs better for your specific needs.