Head to head · 2026-07-31
OpenAI: GPT-5.6 Luna vs 
DeepSeek: DeepSeek V4 Flash
Data source
Token share
OpenAI: GPT-5.6 Luna
5.72%
DeepSeek: DeepSeek V4 Flash
12.23%
30d Δ
OpenAI: GPT-5.6 Luna
+5.40pp
DeepSeek: DeepSeek V4 Flash
-0.14pp
Price — $ / M output
OpenAI: GPT-5.6 Luna
$0.60
DeepSeek: DeepSeek V4 Flash
$0.28
Context window
OpenAI: GPT-5.6 Luna
1050k
DeepSeek: DeepSeek V4 Flash
1049k
Share of tokens over time
Detail pages: OpenAI: GPT-5.6 Luna · DeepSeek: DeepSeek V4 Flash