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Claude Opus 4.6 vs Gemini 2.5 Flash Lite

Side-by-side API pricing and Artificial Analysis performance for Claude Opus 4.6 (Anthropic) and Gemini 2.5 Flash Lite (Google). Green cells mark the better value in each row.

Prices updated Jul 22, 2026, 1:36 AM UTC · refreshed hourly

Claude Opus 4.6

Anthropic

Gemini 2.5 Flash Lite

Google

Pricing
Input $/1M$5.00$0.10
Output $/1M$25.00$0.40
Blended $/1M (3:1)$10.00$0.175
RAG example (30K in / 2K out)$0.2$0.0038
Quality & speed
Intelligence Index37.86.9
Coding Index
Agentic Index
Output speed (tok/s)57247
Time to first token1.85s0.32s
Specs
Context window1M1.05M
Input modalitiestext, image, filetext, image, file, audio, video

FAQ

Which is cheaper, Claude Opus 4.6 or Gemini 2.5 Flash Lite?

Gemini 2.5 Flash Lite has the lower blended API price at $0.175 per 1M tokens (3:1 input:output mix), versus $10.00 for the other model. Prices are live from OpenRouter and refresh about hourly.

Which is better for RAG workloads?

For a typical RAG request (30K input / 2K output tokens), Gemini 2.5 Flash Lite costs about $0.0038 per request versus $0.2. Also compare context windows: Claude Opus 4.6 offers 1M and Gemini 2.5 Flash Lite offers 1.05M.

Which scores higher on Artificial Analysis benchmarks?

Claude Opus 4.6 leads on the Artificial Analysis Intelligence Index (37.8 vs 6.9). Check coding and agentic indices on this page for workload-specific tradeoffs.