DeepSeek-V3 vs GPT-6 Luna

A direct, empirical evaluation of DeepSeek-V3 (DeepSeek-AI) against GPT-6 Luna (OpenAI).

DeepSeek-V3

Developed by DeepSeek-AI · 671B parameters

Cost-effective high-throughput general reasoning and bilingual generation.

GPT-6 Luna

Developed by OpenAI · Proprietary High-Throughput Distillation parameters

High-throughput document extraction, sub-second routing, customer service triage, code autocomplete, and cost-optimized reasoning via Luna Pro mode.

Metric DeepSeek-V3 GPT-6 Luna
SWE-bench Verified 49.2% 48.2%
MMLU-Pro 75.9% 74.6%
MATH-500 90.2% 84.1%
Context Window 128,000 tokens 1,050,000 tokens
Input Pricing (per 1M) $0.14 $0.10
Output Pricing (per 1M) $0.28 $0.50