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U
Solar Pro 4
solar-pro
Upstage ·
solar-pro4
Capabilities
Tool Call
Yes
Reasoning
Yes
Structured Output
Yes
Temperature Control
Yes
Attachments
No
Open Weights
No
Modalities
Input
text
Output
text
Pricing (per 1M tokens)
Input
$0.30
Output
$1.20
Cache Read
$0.06
Install
Direct installation coming soon — March 2026
Provider Docs
Details
Provider
Upstage
Model ID
solar-pro4
Family
solar-pro
Knowledge Cutoff
2026-02
Release Date
2026-08-06
Last Updated
2026-08-06
Limits
Context
524K
Max Output
131K
SDK
@ai-sdk/openai-compatible