Compare LLMs

1Gemini 3.1 Pro
2GPT 5.6-Sol

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Score items

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GPT 5.6-Sol leads on 2 of 3 shared benchmarks; Gemini 3.1 Pro is ~42% cheaper per blended million tokens.

DimensionGemini 3.1 ProGPT 5.6-Sol
GPQA Diamond94.3%94.1%
HLE44.4%44.5%
MathArena Apex60.9%—
Terminal-Bench 2.1—88.8%
Terminal-Bench 3.0—34.4%
Terminal-Bench 4.0—39.9%
DeepSWE v1.1—73%
ProgramBench—23%
NL2Repo-Bench—56.8%
CyberGym—84.5%
SEC-Bench Pro—74.3%
ExploitGym—33.7%
HLE (w/tools)51.4%—
Automation-Bench35.4%45.8%
Agents' Last Exam—26.7%
Chartography (w/tools)—79.9%
BabyVision (w/tools)—88.9%
ZeroBench-main (w/tools)—53%
Blended price$7.00 /1M$12.00 /1M
Full priceInput · Output · Cached input$2.00 · $12.00 · $0.200$4.00 · $20.00 · $0.400
Context window1,000K1,050K

What your usage would cost

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Gemini 3.1 Pro
$200/mo
GPT 5.6-Sol
$360/mo

Estimates use list prices and ignore cached input, batch discounts, and off-peak rates.

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