Google Gemini 2.5 Pro VS OpenAI GPT-5.6 Sol
Decision Recommendation
⚖️ Editorial Verdict: In our analysis, GPT-5.6 Sol is the premium intelligence choice, scoring 5.0% higher on coding benchmarks. However, this accuracy premium comes with a cost overhead: Gemini 2.5 Pro is 3.3x cheaper to run. If you are building high-volume, simple chatbots or processing massive amounts of text where budget is critical, Gemini 2.5 Pro 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 2.5 Pro
Benchmarks & Scores
Coding (swe-bench-verified)
59.6%good at editing existing code, cross-file updates, and multi-component systems
Reasoning (gpqa-diamond)
84.4%graduate-level science QA
Cost & Performance
Cost (per 1M tokens)3.3x cheaper
$3.44Input: $1.25 | Output: $10.00Context Window
1M tokensModel Specs
GPT-5.6 Sol
Benchmarks & Scores
Coding (swe-bench-pro)
64.6%excellent at multi-file repositories, autonomous agents, and industrial codebases
Reasoning (gpqa-diamond)Winner (+10.2%)
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 2.5 Pro vs GPT-5.6 Sol comparison
Gemini 2.5 Pro is cheaper than GPT-5.6 Sol. Gemini 2.5 Pro has a blended cost of $3.44/1M tokens, which is about 3.3x cheaper than GPT-5.6 Sol at $11.25/1M tokens.
For coding tasks, Gemini 2.5 Pro scores 59.6% on swe-bench-verified (good at editing existing code, cross-file updates, and multi-component systems), while GPT-5.6 Sol scores 64.6% on swe-bench-pro (excellent at multi-file repositories, autonomous agents, and industrial codebases).
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