DeepSeek V4 Pro 0813 (Non-reasoning) vs GPT-5.6 Terra (Max)

Which is better for the money: DeepSeek V4 Pro 0813 (Non-reasoning) by DeepSeek or GPT-5.6 Terra (Max) by OpenAI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-24.

Trade-off

DeepSeekDeepSeek V4 Pro 0813 (Non-reasoning)Off the frontier

Intelligence: 20.40
Total cost: $451

OpenAIGPT-5.6 Terra (Max)Off the frontier

Intelligence: 42.10
Total cost: $2501

Verdict

Depends on your budget

GPT-5.6 Terra (Max) scores 21.7 points higher (42.1 vs 20.4) but costs 5.5× as much to run the benchmark ($2501 vs $451; flagship vs mid-range cost classes). They are not alternatives at one budget: pick GPT-5.6 Terra (Max) when you need intelligence above 20.4, and DeepSeek V4 Pro 0813 (Non-reasoning) when 20.4 is enough.

Metric	DeepSeek V4 Pro 0813 (Non-reasoning)	GPT-5.6 Terra (Max)	Difference
Intelligence (higher is better)	20.4	42.1	+106.4% GPT-5.6 Terra (Max) is 2.1× more intelligent
Total AA cost (lower is better)	$450.76	$2,500.72	+454.8% GPT-5.6 Terra (Max) is 5.5× more expensive
End-to-end time (lower is better)	6.81s	104.98s	+1441.6% GPT-5.6 Terra (Max) is 1441.6% slower
Price per 1M tokens (in / out)	$1.32 / $3.96	$2.00 / $12.0
Input modalities	Text	Text, Image

GPT-5.6 Terra (Max) vs DeepSeek V4 Pro 0813 (Non-reasoning): 106.4% more intelligence, 454.8% more cost to run the AA benchmark, and 1441.6% slower end-to-end.

Open this matchup in the interactive picker DeepSeek V4 Pro 0813 (Non-reasoning): what beats it GPT-5.6 Terra (Max): what beats it

Today's Pareto frontier

Against the frontier

DeepSeek V4 Pro 0813 (Non-reasoning) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Medium) scores 47.80 for $361.
GPT-5.6 Terra (Max) is off the frontier: at the same or lower cost, Claude Opus 5.5 (High, Default Fallback) scores 53.60 for $2172.

DeepSeek V4 Pro 0813 (Non-reasoning)GPT-5.6 Terra (Max)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-pro-non-reasoning/gpt-5-6-terra · Markdown: /api/v1/compare/deepseek-v4-pro-non-reasoning/gpt-5-6-terra?format=md · llms.txt · agent skill