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SOLVENCY

Head to head

Mistral Medium 3.5 vs GPT-5

Mistral Medium 3.5: currentGPT-5: legacyheavy tier

No verdict

Cost per solved task needs a published pass rate for both models. At least one has none, so it is reported as missing rather than estimated.

verified 2026-08-21 · prices from each provider's pricing page

Input $/M tokens

lower is better

  • Mistral Medium 3.5$1.5
  • GPT-5$1.25

Output $/M tokens

lower is better

  • Mistral Medium 3.5$7.5
  • GPT-5$10

Cost per solved task

needs a pass rate for both

  • Mistral Medium 3.5missing
  • GPT-5$1.66
Mistral Medium 3.5GPT-5
Input $/Mtok$1.5$1.25
Output $/Mtok$7.5$10
Cached input $/Mtokmissing$0.125
Pass ratemissing88%
Pass rate sourcemissingAider
Cost basismissingmodelled
Cost per solved taskmissing$1.66

verified 2026-08-21 · heavy task tier; measured rows ignore the tier· Methodology· Mistral Medium 3.5· GPT-5