upstage
Upstage: Solar Mini 4
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...
Quality Score
99/100
price + capability + benchmarks
Input Price
$0.05
per 1M tokens · checked 2026-09-24
Output Price
$0.20
per 1M tokens · checked 2026-09-24
Context Window
524,288
tokens
- Model ID
- upstage/solar-mini4
- Vendor
- upstage
- Released
- September 2026
- Tokenizer
- Other
- Input Modalities
- text
- Output Modalities
- text
- Max Output
- 131,072 tokens
- Tool Calling
- ✓ supported
- Structured Output
- ✓ supported
- Reasoning Mode
- ✓ supported
- Vision
- text only
- Audio
- no
- Moderated
- no
What it costs in practice
Computed from the current $0.05/M input and $0.20/M output rates. Run your own numbers →
| Job | Tokens | Cost |
|---|---|---|
| Summarize a 50-page report | 30k in / 1.5k out | under $0.01 |
| Classify 1,000 customer emails | 500k in / 50k out | $0.04 |
| A month of a busy support chatbot | 5M in / 2M out | $0.65 |
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Quick answers
- How much does Upstage: Solar Mini 4 cost?
- $0.05 per million input tokens and $0.20 per million output tokens.
- What is Upstage: Solar Mini 4's context window?
- 524,288 tokens, roughly 786 pages of text in a single request.
- Does Upstage: Solar Mini 4 support tool calling?
- It supports tool calling, structured output, a reasoning mode.
- Can Upstage: Solar Mini 4 process images?
- No, it is text-only on the input side.