DeepSeek-R1 vs GPT-6.1 Sol

A direct, empirical evaluation of DeepSeek-R1 (DeepSeek-AI) against GPT-6.1 Sol (OpenAI).

DeepSeek-R1

Developed by DeepSeek-AI · 671B parameters

Olympiad mathematics, logic verification, and autonomous thinking chains.

GPT-6.1 Sol

Developed by OpenAI · Proprietary Frontier Workhorse Engine parameters

Near-Astra reasoning at 1/5th price ($1.25/$5.00), SWE-bench Verified 74.8%, OSWorld 2.0 desktop agent automation, and sub-80ms Ultrafast Mode.

Metric DeepSeek-R1 GPT-6.1 Sol
SWE-bench Verified 49.2% 74.8%
MMLU-Pro 84% 92.4%
MATH-500 97.3% 96.2%
Context Window 128,000 tokens 1,000,000 tokens
Input Pricing (per 1M) $0.55 $1.25
Output Pricing (per 1M) $2.19 $5.00