MODEL PROOF
Solar Mini 4
NOT INDEPENDENTLY RATED
No independent LMArena score is published for this model.
- 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 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) |
|---|---|---|---|---|
| Upstageupstage/zdr Endpoint terms
| $0.050 | $0.200 | undeclared | 100.00% |
| Upstageupstage Endpoint terms
| $0.050 | $0.200 | undeclared | 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 |
|---|---|
| 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
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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.
[](https://undominated.ai/models/upstage__solar-mini4/)<a href="https://undominated.ai/models/upstage__solar-mini4/"><img src="https://undominated.ai/badge/upstage__solar-mini4.svg" alt="Solar Mini 4 — Undominated.ai dominance verdict" height="36"></a>Direct file: 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.
