DeepSeek V4 Flash 0731 (Max) vs GPT-5.6 Sol (Low)

Which is better for the money: DeepSeek V4 Flash 0731 (Max) by DeepSeek or GPT-5.6 Sol (Low) by OpenAI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-25.

Clear winner

DeepSeekDeepSeek V4 Flash 0731 (Max)Off the frontier

Intelligence: 34.30
Total cost: $200

OpenAIGPT-5.6 Sol (Low)Off the frontier

Intelligence: 33.50
Total cost: $637

Verdict

Pick DeepSeek V4 Flash 0731 (Max)

GPT-5.6 Sol (Low) vs DeepSeek V4 Flash 0731 (Max): 2.3% less intelligence, 219.2% more cost to run the AA benchmark, and 54.4% faster end-to-end.

Metric	DeepSeek V4 Flash 0731 (Max)	GPT-5.6 Sol (Low)	Difference
Intelligence (higher is better)	34.3	33.5	−2.3% GPT-5.6 Sol (Low) is 2.3% less intelligent
Total AA cost (lower is better)	$199.63	$637.28	+219.2% GPT-5.6 Sol (Low) is 3.2× more expensive
End-to-end time (lower is better)	18.12s	8.26s	−54.4% GPT-5.6 Sol (Low) is 54.4% faster
Price per 1M tokens (in / out)	$0.14 / $0.28	$4.00 / $20.0
Input modalities	Text	Text, Image

Open this matchup in the interactive picker DeepSeek V4 Flash 0731 (Max): what beats it GPT-5.6 Sol (Low): what beats it

Today's Pareto frontier

Against the frontier

DeepSeek V4 Flash 0731 (Max) is off the frontier: at the same or lower cost, Claude Haiku 5.5 (Xhigh) scores 41.20 for $158.
GPT-5.6 Sol (Low) is off the frontier: at the same or lower cost, GPT-6.1 Sol (High) scores 50.20 for $521.

DeepSeek V4 Flash 0731 (Max)GPT-5.6 Sol (Low)Today'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/deepseek-v4-flash/gpt-5-6-sol-low · Markdown: /api/v1/compare/deepseek-v4-flash/gpt-5-6-sol-low?format=md · llms.txt · agent skill