Comprehensive side-by-side LLM comparison
Gemini 2.5 Flash leads with 32.4% higher average benchmark score. Gemini 2.5 Flash offers 714.1K more tokens in context window than Claude 3 Opus. Gemini 2.5 Flash is $87.20 cheaper per million tokens. Overall, Gemini 2.5 Flash is the stronger choice for coding tasks.
Anthropic
Claude 3 Opus was developed as the most capable model in the Claude 3 family, designed to set new industry benchmarks across a wide range of cognitive tasks. Built to handle complex analysis and extended tasks requiring deep reasoning, it balanced frontier intelligence with careful safety considerations, representing the flagship tier of the Claude 3 generation.
Gemini 2.5 Flash represents a continued evolution of Google's efficient multimodal models, designed to deliver enhanced capabilities while maintaining the performance characteristics valued in the Flash series. Built to serve high-throughput applications with improved quality, it advances the balance between speed and intelligence.
1 year newer

Claude 3 Opus
Anthropic
2024-02-29

Gemini 2.5 Flash
2025-05-20
Cost per million tokens (USD)

Claude 3 Opus

Gemini 2.5 Flash
Context window and performance specifications
Average performance across 1 common benchmarks

Claude 3 Opus

Gemini 2.5 Flash
Gemini 2.5 Flash
2025-01-31
Available providers and their performance metrics

Claude 3 Opus
Anthropic
Bedrock

Claude 3 Opus

Gemini 2.5 Flash

Claude 3 Opus

Gemini 2.5 Flash

Gemini 2.5 Flash
ZeroEval