SmophyAI

Published daily · Next update 02:00 UTC

Real data comparison

Google: Gemini 3.5 Flash (batch) vs OpenAI: GPT-5.6 Sol (batch)

On quality, OpenAI: GPT-5.6 Sol (batch) leads (60.9 vs 52). On price, Google: Gemini 3.5 Flash (batch) is cheaper ($3.38 vs $11.25 per 1M). In real production usage, OpenAI: GPT-5.6 Sol (batch) is used more (rank #28 vs #37 of 291).

  • Google: Gemini 3.5 Flash (batch)
  • OpenAI: GPT-5.6 Sol (batch)
Quality (Intelligence Index)52 / 60.9
Price ($/1M blended)$3.38 / $11.25
Average usage share0.54% / 0.81%
Coding index70.1 / 77.4
Agentic index39.7 / 57.8
Context window1,048,576 / 1,050,000
Quality per dollar15.4 pts/$ / 5.4 pts/$

Usage share over time

1.39%1.04%0.70%0.35%0.00%Share of usageJul 5Jul 22Aug 8
  • Google: Gemini 3.5 Flash (batch)
  • OpenAI: GPT-5.6 Sol (batch)

Frequently asked questions

Google: Gemini 3.5 Flash (batch) vs OpenAI: GPT-5.6 Sol (batch): which is better quality?

OpenAI: GPT-5.6 Sol (batch) scores higher on Artificial Analysis's Intelligence Index (60.9 vs 52).

Google: Gemini 3.5 Flash (batch) vs OpenAI: GPT-5.6 Sol (batch): which is cheaper?

Google: Gemini 3.5 Flash (batch) is cheaper at $3.38/1M vs $11.25/1M.

Google: Gemini 3.5 Flash (batch) vs OpenAI: GPT-5.6 Sol (batch): which is used more?

OpenAI: GPT-5.6 Sol (batch) has higher real OpenRouter usage share (rank #28 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.