Tidelines — LLM usage and market share

Head to head · 2026-07-29

OpenAI: GPT-5.6 Luna vs DeepSeek: DeepSeek V4 Flash

Data source

Token share

OpenAI: GPT-5.6 Luna

0.94%

DeepSeek: DeepSeek V4 Flash

14.77%

30d Δ

OpenAI: GPT-5.6 Luna

+0.61pp

DeepSeek: DeepSeek V4 Flash

+4.50pp

Price — $ / M output

OpenAI: GPT-5.6 Luna

$3.00

DeepSeek: DeepSeek V4 Flash

$0.28

Context window

OpenAI: GPT-5.6 Luna

1050k

DeepSeek: DeepSeek V4 Flash

1049k

Share of tokens over time

Tidelines — LLM usage and market share
Data: OpenRouter, Vercel AI Gateway as of 2026-07-29 · Source: tidelines.ai/compare/openai-gpt-5-6-luna-20260709-vs-deepseek-deepseek-v4-flash

Detail pages: OpenAI: GPT-5.6 Luna · DeepSeek: DeepSeek V4 Flash