Anthropic's most capable Opus yet, built for long-horizon autonomous agents and frontier coding.
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 Opus 4.8 scores higher (89.2 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 Opus 4.8: $5.00 input / $25.00 output. Gemini 3.1 Flash Lite: $0.25 input / $1.50 output.
Gemini 3.1 Flash Lite has a larger context window: Claude Opus 4.8 supports 1M tokens vs Gemini 3.1 Flash Lite at 1M tokens.
Yes, both Claude Opus 4.8 and Gemini 3.1 Flash Lite support vision/image input.
Key differences: Claude Opus 4.8 has a notably higher capability index (12.5 point gap); 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 Opus 4.8 and Gemini 3.1 Flash Lite for free on idapt.app to see which performs better for your specific needs.