SmophyAI

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Real data comparison

Claude Opus 5 (batch) vs Google: Gemini 3.5 Flash (batch)

On quality, Claude Opus 5 (batch) leads (63.1 vs 52). On price, Google: Gemini 3.5 Flash (batch) is cheaper ($3.38 vs $10.00 per 1M). In real production usage, Claude Opus 5 (batch) is used more (rank #16 vs #37 of 291).

  • Claude Opus 5 (batch)
  • Google: Gemini 3.5 Flash (batch)
Quality (Intelligence Index)63.1 / 52
Price ($/1M blended)$10.00 / $3.38
Average usage share1.68% / 0.54%
Coding index78 / 70.1
Agentic index59.2 / 39.7
Context window1,000,000 / 1,048,576
Quality per dollar6.3 pts/$ / 15.4 pts/$

Usage share over time

2.36%1.77%1.18%0.59%0.00%Share of usageJul 5Jul 22Aug 8
  • Claude Opus 5 (batch)
  • Google: Gemini 3.5 Flash (batch)

Frequently asked questions

Claude Opus 5 (batch) vs Google: Gemini 3.5 Flash (batch): which is better quality?

Claude Opus 5 (batch) scores higher on Artificial Analysis's Intelligence Index (63.1 vs 52).

Claude Opus 5 (batch) vs Google: Gemini 3.5 Flash (batch): which is cheaper?

Google: Gemini 3.5 Flash (batch) is cheaper at $3.38/1M vs $10.00/1M.

Claude Opus 5 (batch) vs Google: Gemini 3.5 Flash (batch): which is used more?

Claude Opus 5 (batch) has higher real OpenRouter usage share (rank #16 vs #37 of 291).

Source: OpenRouter (openrouter.ai/rankings), as of August 9, 2026.

Benchmark scores: Artificial Analysis (artificialanalysis.ai) via OpenRouter (openrouter.ai/rankings).

Methodology: smophy.ai/benchmark/methodology

Token counts originate from each provider's own tokenizer and are not directly comparable across providers.