Tidelines — LLM usage and market share

Head to head · 2026-10-25

DeepSeek logoDeepSeek: DeepSeek V4.1 Flash vs OpenAI logoOpenAI: GPT-6 Luna

Data source

Token share

DeepSeek logoDeepSeek: DeepSeek V4.1 Flash

8.18%

OpenAI logoOpenAI: GPT-6 Luna

6.24%

30d Δ

DeepSeek logoDeepSeek: DeepSeek V4.1 Flash

-5.03pp

OpenAI logoOpenAI: GPT-6 Luna

+3.46pp

Price — $ / M output

DeepSeek logoDeepSeek: DeepSeek V4.1 Flash

$1.00

OpenAI logoOpenAI: GPT-6 Luna

$0.50

Context window

DeepSeek logoDeepSeek: DeepSeek V4.1 Flash

1049k

OpenAI logoOpenAI: GPT-6 Luna

1050k

Share of tokens over time

Tidelines — LLM usage and market share
Source: OpenRouter (openrouter.ai/rankings), as of 2026-10-25. Vercel AI Gateway data as of 2026-10-25. · tidelines.ai/compare/deepseek-deepseek-v4-1-flash-20260910-vs-openai-gpt-6-luna-20260922

Detail pages: DeepSeek: DeepSeek V4.1 Flash · OpenAI: GPT-6 Luna