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upstage/solar-mini4-20260922
Solar Mini 4 is Upstage's compact, cost-efficient language model, a 35B-parameter mixture-of-experts with 3B active parameters and a 524K context window. It is built for agentic use cases where response...
OpenRouter share of tokens, by day.
Upstage: Solar Mini 4 holds 0.52% today, up from 0.21% at the start of the visible window.
Upstage: Solar Mini 4's share plotted against days since first tracked, overlaid on other current leaders on the same axis. The question every new-model page asks: is this one going to make it?
Citable stat
As of 2026-10-14, Upstage: Solar Mini 4 holds 0.5% of OpenRouter token share, up 0.30pp over 30 days. Source: OpenRouter (openrouter.ai/rankings), as of 2026-10-14. tidelines.ai
Where to run it
Per-provider pricing, context, and uptime via OpenRouter. Sorted by output price.
Upstage: Solar Mini 4 is served by 1 tracked endpoint on OpenRouter. The cheapest output price is $0.20 per million tokens from Upstage. The largest context window offered is 524k tokens. Prices are list rates and refresh daily.
| Provider | Input $/M | Output $/M | Context | Uptime |
|---|---|---|---|---|
| Upstage | $0.050 | $0.20 | 524k | 100.00% |