Google Gemini 3 Flash VS OpenAI GPT-5.6 Sol
Decision Recommendation
⚖️ Editorial Verdict: In our analysis, GPT-5.6 Sol is the premium intelligence choice, scoring 30.0% higher on coding benchmarks. However, this accuracy premium comes with a cost overhead: Gemini 3 Flash is 10.0x cheaper to run. If you are building high-volume, simple chatbots or processing massive amounts of text where budget is critical, Gemini 3 Flash offers excellent cost savings. For agentic reasoning, code refactoring, or complex logical tasks, the accuracy premium of GPT-5.6 Sol fully justifies the cost.
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Model Specs
Gemini 3 Flash
Benchmarks & Scores
Coding (swe-bench-pro)
34.6%excellent at multi-file repositories, autonomous agents, and industrial codebases
Reasoning (gpqa-diamond)
90.4%graduate-level science QA
Cost & Performance
Cost (per 1M tokens)10.0x cheaper
$1.13Input: $0.50 | Output: $3.00Context Window
1M tokensModel Specs
GPT-5.6 Sol
Benchmarks & Scores
Coding (swe-bench-pro)Winner (+30.0%)
64.6%excellent at multi-file repositories, autonomous agents, and industrial codebases
Reasoning (gpqa-diamond)Winner (+4.2%)
94.6%graduate-level science QA
Cost & Performance
Cost (per 1M tokens)
$11.25Input: $5.00 | Output: $30.00Context WindowLarger
1.05M tokensFrequently Asked Questions about Gemini 3 Flash vs GPT-5.6 Sol comparison
Gemini 3 Flash is cheaper than GPT-5.6 Sol. Gemini 3 Flash has a blended cost of $1.13/1M tokens, which is about 10.0x cheaper than GPT-5.6 Sol at $11.25/1M tokens.
GPT-5.6 Sol is better for coding tasks on this benchmark. It scores 64.6% on swe-bench-pro (excellent at multi-file repositories, autonomous agents, and industrial codebases) compared to Gemini 3 Flash which scores 34.6%.
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