GPT-6.1 Sol (High) vs Mistral Medium 3.5

Which is better for the money: GPT-6.1 Sol (High) by OpenAI or Mistral Medium 3.5 by Mistral? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-26.

Clear winner

OpenAIGPT-6.1 Sol (High)On the frontier

Intelligence: 50.20
Total cost: $521

MistralMistral Medium 3.5Off the frontier

Intelligence: 14.20
Total cost: $1264

Verdict

Pick GPT-6.1 Sol (High)

Mistral Medium 3.5 vs GPT-6.1 Sol (High): 71.7% less intelligence, 142.4% more cost to run the AA benchmark, and 60.5% faster end-to-end.

Metric	GPT-6.1 Sol (High)	Mistral Medium 3.5	Difference
Intelligence (higher is better)	50.2	14.2	−71.7% Mistral Medium 3.5 is 71.7% less intelligent
Total AA cost (lower is better)	$521.32	$1,263.80	+142.4% Mistral Medium 3.5 is 2.4× more expensive
End-to-end time (lower is better)	45.55s	17.98s	−60.5% Mistral Medium 3.5 is 60.5% faster
Price per 1M tokens (in / out)	$2.00 / $10.0	$1.50 / $7.50
Input modalities	Text, Image	Text, Image

Open this matchup in the interactive picker GPT-6.1 Sol (High): what beats it Mistral Medium 3.5: what beats it

Today's Pareto frontier

Against the frontier

GPT-6.1 Sol (High) is on today's frontier: nothing is both smarter and cheaper.
Mistral Medium 3.5 is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.

GPT-6.1 Sol (High)Mistral Medium 3.5Today's Pareto frontierOpen-weights frontierEvery other model

Matchup

Compare something else

Agents: Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/gpt-6-1-sol-high/mistral-medium-3-5 · Markdown: /api/v1/compare/gpt-6-1-sol-high/mistral-medium-3-5?format=md · llms.txt · agent skill