Head to head
vs ME For light moderate heavy
No verdict
One cost is modelled and the other is measured . 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 3.1 Pro (preview) and Muse Spark 1.2 Figure Gemini 3.1 Pro (preview) Muse Spark 1.2 Input $/Mtok $2 $1.25 Output $/Mtok $12 $4.25 Cached input $/Mtok $0.2 $0.15 Pass rate 46% 62% Cost per solved task $1.91 modelled $3.34 measured Cost per month $382 $668
Cost per month against tasks per month · drag the marker
Monthly cost against tasks per month Log-log lines for Gemini 3.1 Pro (preview) (modelled, $1.91 per solved task), Muse Spark 1.2 (measured, $3.34 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 Gemini 3.1 Pro (preview) · MODELED · $1.91 per solved task $382 Gemini 3.1 Pro (prev… MODELED Muse Spark 1.2 · MEASURED · $3.34 per solved task $668 Muse Spark 1.2 MEASURED Monthly cost against tasks per month Log-log lines for Gemini 3.1 Pro (preview) (modelled, $1.91 per solved task), Muse Spark 1.2 (measured, $3.34 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 Gemini 3.1 Pro (preview) · MODELED · $1.91 per solved task $382 Muse Spark 1.2 · MEASURED · $3.34 per solved task $668 — Gemini 3.1 Pro (preview) · MODELED — Muse Spark 1.2 · MEASURED Solid measured · dashed modeled · dotted stale. The gap is the verdict.
Source: Scale SEAL leaderboard, SWE-bench Pro · verified 2026-08-21 · prices from each provider's pricing page; measured rows ignore the tier · Methodology · All models at these settings