Head to head
vs Claude Sonnet 4 is retired.
For light moderate heavy
No verdict
One cost is measured and the other is stale . The two bases are never ranked against each other, so no verdict is given. Each figure is shown on its own basis below.
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Verified pricing, pass rate and cost per solved task for Gemini 3.7 Flash and Claude Sonnet 4 Figure Gemini 3.7 Flash Claude Sonnet 4 Input $/Mtok $0.75 $3 Output $/Mtok $3.75 $15 Cached input $/Mtok $0.075 $0.3 Pass rate 60% 61% Cost per solved task $2.12 measured $1.96 stale Cost per month $423 $392
Cost per month against tasks per month · drag the marker
Monthly cost against tasks per month Log-log lines for Claude Sonnet 4 (stale, $1.96 per solved task), Gemini 3.7 Flash (measured, $2.12 per solved task) from 10 to 100,000 tasks a month. Marker at 200 tasks. 10 100 1k 10k 100k $100 $1k $10k $100k TASKS / MONTH (log) → 200 tasks Claude Sonnet 4 · STALE · $1.96 per solved task $392 Claude Sonnet 4 STALE Gemini 3.7 Flash · MEASURED · $2.12 per solved task $423 Gemini 3.7 Flash MEASURED Monthly cost against tasks per month Log-log lines for Claude Sonnet 4 (stale, $1.96 per solved task), Gemini 3.7 Flash (measured, $2.12 per solved task) from 10 to 100,000 tasks a month. Marker at 200 tasks. 10 100 1k 10k 100k $100 $1k $10k $100k TASKS / MONTH (log) → 200 tasks Claude Sonnet 4 · STALE · $1.96 per solved task $392 Gemini 3.7 Flash · MEASURED · $2.12 per solved task $423 — Claude Sonnet 4 · STALE — Gemini 3.7 Flash · 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