Tidelines — LLM usage and market share

Head to head · 2026-10-14

Upstage: Solar Pro 4 vs DeepSeek logoDeepSeek: DeepSeek V4.1 Flash

Data source

Token share

Upstage: Solar Pro 4

0.43%

DeepSeek logoDeepSeek: DeepSeek V4.1 Flash

16.97%

30d Δ

Upstage: Solar Pro 4

-0.85pp

DeepSeek logoDeepSeek: DeepSeek V4.1 Flash

+9.88pp

Price — $ / M output

Upstage: Solar Pro 4

$0.36

DeepSeek logoDeepSeek: DeepSeek V4.1 Flash

$0.72

Context window

Upstage: Solar Pro 4

524k

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/upstage-solar-pro4-20260810-vs-deepseek-deepseek-v4-1-flash-20260910

Detail pages: Upstage: Solar Pro 4 · DeepSeek: DeepSeek V4.1 Flash