Solar Pro 4
upstage · 524K ctx · 1 providers · updated 2026-08-13 02:15 UTC
The board shows this model's cheapest measured offer ($0.052/1M); the smaller figure under it is the mean of the 1 offers listed below ($0.052/1M). Add those up and divide — it matches. 24h token volume (50B) is sourced from OpenRouter public rankings — today's only public source of absolute per-model token counts (Vercel AI Gateway publishes share-of-traffic percentages); as more sources come online, the per-router breakdown will sum to this total here.
| Provider | Router / Source | $ in /1M | $ out /1M | TTFT | TPS | Uptime | Evidence |
|---|---|---|---|---|---|---|---|
| openrouter-best | OpenRouter | $0.030 | $0.120 | — | — | — | API-measured |
Price trend
Cheapest blended price, last 3 days (USD/1M): $0.0525 → $0.0525 → $0.0525
Data & method
Cheapest ranked by blended = (3×in + out) ÷ 4; performance columns show only when a source provides them, never estimated. “Official list” = LiteLLM open pricebook (MIT); “API-measured” = provider/aggregator public APIs. Machine-readable data: /api/v1/models/solar-pro4.json. Free reuse requires attribution to tkx.org.
FAQ
How much does Solar Pro 4 cost?
Cheapest measured offer right now: $0.03/1M input, $0.12/1M output via openrouter-best — across 1 tracked providers, refreshed hourly.
Who serves Solar Pro 4?
1 providers currently serve it. The table above lists each with input/output price, TTFT, TPS, uptime and an evidence tier.
How heavily is Solar Pro 4 used?
Solar Pro 4 routed 50B tokens in the last 24h. The daily bars above show routed volume over recent days. Source: OpenRouter public rankings — one of the few routers publishing per-model usage; TKX refreshes hourly.