--- title: "Upstage: Solar Mini 4 — unrated, priced in this catalogue · Undominated.ai" canonical: https://undominated.ai/models/upstage__solar-mini4/ description: "Upstage: Solar Mini 4: $0.050/M in, $0.200/M out. No independent quality score in this catalogue — unrated, not ranked, not scored zero." --- # Upstage: Solar Mini 4 — unrated, priced in this catalogue · Undominated.ai > Upstage: Solar Mini 4: $0.050/M in, $0.200/M out. No independent quality score in this catalogue — unrated, not ranked, not scored zero. [Check base rates for this workload](/check/upstage__solar-mini4/) [Cheaper alternatives](/alternatives/) [Family](/families/solar/) [Compare models](https://undominated.ai/compare/?models=upstage%2Fsolar-mini4) Comparison context Choose up to three standard models in Compare. Requirements and prompt length apply in Compare. This page keeps its stated price basis and workload controls. MODEL PROOF # Solar Mini 4 Upstage · 23 Sept 2026 Balanced Summarise Chat Code gen Agentic NOT INDEPENDENTLY RATED ## No independent LMArena score is published for this model. **$0.087** / 1M tokens Balanced · 3 tokens in per 1 out Evidence as of 23 Sept 2026 [openrouter/models](https://openrouter.ai/api/v1/models) Independent LMArena score Not independently rated Context window 524.29K Maximum output 131.07K Input modalities text Output modalities text Published input price $0.050 / 1M tokens Published output price $0.200 / 1M tokens Pricing kind fixed Inspect [complete billing conditions](#billing-details) and endpoint terms below. Every price dimension · USD per million tokens | Input | $0.050 /M | | --- | --- | | Output | $0.200 /M | | Cached input | $0.0050 /M | | Cache write | Unknown /M | | Cache write 1h | Unknown /M | | Reasoning | Unknown /M | ### Who sells it The same weights, different shops. Cheapest is not like-for-like when serving precision differs. 2 provider offers · rates, limits and conditions Rates are USD per million tokens. Endpoint terms can differ even when the quoted price and precision match. A listed parameter is a provider declaration, not a task-success test. | Seller | Input | Output | Precision | Uptime (1d) | | --- | --- | --- | --- | --- | | Seller Upstage upstage/zdr Endpoint terms Cached input /M $0.0050 Context limit 524,288 tokens Output limit 131,072 tokens Tools Listed by endpoint Reasoning Listed by endpoint Promotional discount 50% · already included in these rates Uptime · last 30 minutes 100.00% | Input $0.050 | Output $0.200 | Precision undeclared | Uptime (1d) 100.00% | | Seller Upstage upstage Endpoint terms Cached input /M $0.0050 Context limit 524,288 tokens Output limit 131,072 tokens Tools Listed by endpoint Reasoning Listed by endpoint Promotional discount 50% · already included in these rates Uptime · last 30 minutes 100.00% | Input $0.050 | Output $0.200 | Precision undeclared | Uptime (1d) 100.00% | ### Independent scores No independent benchmark has measured this model. Unrated is not a score of zero. ### Capability | Context window | 524K | | --- | --- | | Max output | 131K | | Input modes | text | | Tool use | yes | | Reasoning | optional | | Open weights | Unknown | ### Provenance | Price source | [openrouter.ai](https://openrouter.ai/api/v1/models) | | --- | --- | | Fetched | 2026-09-23 | | Quality data | unrated | 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... ## Questions this page answers What does Solar Mini 4 cost? $0.050/M in, $0.200/M out in this catalogue, as of the fetch date on this page. That is the API row, not a subscription. Does Solar Mini 4 have an independent quality score? Solar Mini 4 has no independent quality score in this catalogue. Unrated is not a score of zero. What beats Solar Mini 4? Solar Mini 4 has no independent quality score. Unrated is not a score of zero. Does this page use Artificial Analysis scores for Solar Mini 4? No. Artificial Analysis figures are not published here. Quality on this page is LMArena Elo where a score exists; otherwise the row is unrated. Does a missing score mean Solar Mini 4 scored zero? Unrated is not a score of zero. MODEL MONUMENT ## Save or share this proof Download proof card · 1200 × 630 Preview and more sharing options Upstage: Solar Mini 4. Balanced workload. Not independently rated. Evidence as of 23 Sept 2026. Copy model link Download square card · 1080 × 1080 Copy landscape image Share landscape card ## Related No independent quality score, so there is no dominator to name. Unrated is not a clean bill of health. - Same vendor [Solar Pro 4](/models/upstage__solar-pro4/) - Upstage models [Upstage](/providers/upstage/) - Same vendor [Solar Pro 3](/models/upstage__solar-pro-3/) ## Badge The verdict as one SVG, for a README or a docs page. It states this model's dominance status at the balanced workload on the LMArena lens, with the date it was computed, and it is rebuilt with the catalogue — so it changes when the verdict changes, including to one you would rather it did not. Markdown Copy [![Solar Mini 4 — Undominated.ai dominance verdict](https://undominated.ai/badge/upstage__solar-mini4.svg)](https://undominated.ai/models/upstage__solar-mini4/) HTML Copy Solar Mini 4 — Undominated.ai dominance verdict Direct file: [https://undominated.ai/badge/upstage__solar-mini4.svg](https://undominated.ai/badge/upstage__solar-mini4.svg) — a static SVG, written by scripts/build-badges.mjs on every build, so the copy you embed is never older than the last deploy. ## Continue your investigation - [Explore model families](/families/) - [Compare a shortlist](/compare/) - [Check a model](/check/) - [Understand the evidence](/methodology/)