Tidelines — LLM usage and market share

Head to head · 2026-09-01

Upstage: Solar Pro 4 vs DeepSeek logoDeepSeek: DeepSeek V4 Flash 0731

Data source

Token share

Upstage: Solar Pro 4

1.04%

DeepSeek logoDeepSeek: DeepSeek V4 Flash 0731

10.09%

30d Δ

Upstage: Solar Pro 4

+0.59pp

DeepSeek logoDeepSeek: DeepSeek V4 Flash 0731

+0.31pp

Price — $ / M output

Upstage: Solar Pro 4

$0.12

DeepSeek logoDeepSeek: DeepSeek V4 Flash 0731

$0.18

Context window

Upstage: Solar Pro 4

524k

DeepSeek logoDeepSeek: DeepSeek V4 Flash 0731

1311k

Share of tokens over time

Tidelines — LLM usage and market share
Data: OpenRouter, Vercel AI Gateway as of 2026-09-01 · Source: tidelines.ai/compare/upstage-solar-pro4-20260810-vs-deepseek-deepseek-v4-flash-20260731

Detail pages: Upstage: Solar Pro 4 · DeepSeek: DeepSeek V4 Flash 0731