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Head to head

GPT-5.6 TerravsGemini 3.7 Flash

For tasks, about a month.

Verdict · measured basis

Gemini 3.7 Flash costs $2.12 per solved task against GPT-5.6 Terra at $4.50 — ▼ 2.1x cheaper. Over 200 tasks that is $477 a month.

On output token price alone Gemini 3.7 Flash looks 3.2x cheaper. The ranking holds, but the margin changes.

Verified pricing, pass rate and cost per solved task for GPT-5.6 Terra and Gemini 3.7 Flash
FigureGPT-5.6 TerraGemini 3.7 Flash
Input $/Mtok$2$0.75
Output $/Mtok$12$3.75
Cached input $/Mtok$0.2$0.075
Pass rate60%60%
Cost per solved task$4.50measured$2.12measured
Cost per month$900$423

Cost per month against tasks per month · drag the marker

Monthly cost against tasks per monthLog-log lines for Gemini 3.7 Flash (measured, $2.12 per solved task), GPT-5.6 Terra (measured, $4.50 per solved task) from 10 to 100,000 tasks a month. Marker at 200 tasks.101001k10k100k$100$1k$10k$100kTASKS / MONTH (log) →200 tasksGemini 3.7 Flash · MEASURED · $2.12 per solved task$423GPT-5.6 Terra · MEASURED · $4.50 per solved task$900— Gemini 3.7 Flash · MEASURED— GPT-5.6 Terra · MEASURED

Solid measured · dashed modeled · dotted stale. The gap is the verdict.

Source: Artificial Analysis (artificialanalysis.ai) · verified 2026-08-21 · prices from each provider's pricing page; measured rows ignore the tier · Methodology · All models at these settings