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Description
Solar Pro 4 is a large language model from Upstage with a 524K token context window designed for agentic workflows, document processing, office tasks, and code generation.
OpenAI's frontier model for complex professional workloads. 1M token context, text + image input, native computer use.
I/O price /1M
$0.03/$0.12
$5.00/$30.00
Input /1M
$0.03
$5.00
Output /1M
$0.12
$30.00
Cached in /1M
$0.006
$0.5
Context
524K
1M
Δ input since launch
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—
Δ output since launch
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Released
Aug 2026
Apr 2026
Status
—
—
Provider
U
Upstage
OpenAI