Tidelines — LLM usage and market share

Head to head · 2026-10-14

StepFun logoStepFun: Step 5 Preview vs DeepSeek logoDeepSeek: DeepSeek V4.1 Flash

Data source

Token share

StepFun logoStepFun: Step 5 Preview

14.17%

DeepSeek logoDeepSeek: DeepSeek V4.1 Flash

16.97%

30d Δ

StepFun logoStepFun: Step 5 Preview

+11.59pp

DeepSeek logoDeepSeek: DeepSeek V4.1 Flash

+9.88pp

Price — $ / M output

StepFun logoStepFun: Step 5 Preview

$2.70

DeepSeek logoDeepSeek: DeepSeek V4.1 Flash

$0.72

Context window

StepFun logoStepFun: Step 5 Preview

1049k

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/stepfun-step-5-preview-20261008-vs-deepseek-deepseek-v4-1-flash-20260910

Detail pages: StepFun: Step 5 Preview · DeepSeek: DeepSeek V4.1 Flash