Tidelines — LLM usage and market share

Head to head · 2026-10-14

OpenAI logoOpenAI: gpt-oss-120b vs DeepSeek logoDeepSeek: DeepSeek V4.1 Flash

Data source

Token share

OpenAI logoOpenAI: gpt-oss-120b

0.36%

DeepSeek logoDeepSeek: DeepSeek V4.1 Flash

16.97%

30d Δ

OpenAI logoOpenAI: gpt-oss-120b

-0.10pp

DeepSeek logoDeepSeek: DeepSeek V4.1 Flash

+9.88pp

Price — $ / M output

OpenAI logoOpenAI: gpt-oss-120b

$0.60

DeepSeek logoDeepSeek: DeepSeek V4.1 Flash

$0.72

Context window

OpenAI logoOpenAI: gpt-oss-120b

131k

DeepSeek logoDeepSeek: DeepSeek V4.1 Flash

1049k

Share of tokens over time

Tidelines — LLM usage and market share
Source: OpenRouter (openrouter.ai/rankings), as of 2026-10-14. Vercel AI Gateway data as of 2026-10-14. · tidelines.ai/compare/openai-gpt-oss-120b-vs-deepseek-deepseek-v4-1-flash-20260910

Detail pages: OpenAI: gpt-oss-120b · DeepSeek: DeepSeek V4.1 Flash