Solar Mini 4
Upstage's compact, cost-efficient model for agentic use
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Open / InstallLast updated October 22, 2026
Description
Upstage's compact, cost-efficient model for agentic use. Supports a context window of 524,288 tokens. Supports extended reasoning. Supports tool calling. Input priced at $0.1 per million tokens. Weights are not publicly released; access is via the provider API.
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Author
Upstage
Platform
api
Pricing model
paid
Categories
- Research
- Productivity
Tags
- llm
- closed-weights
- upstage
- solar-mini
- reasoning
- tool-calling
- text
Capabilities
- Text generation
- 524,288 token context
- Extended reasoning
- Tool calling
Information
TypeLarge Language Model
Model TypeText Generation
SourceModels Dev
AddedOctober 22, 2026