Solar Pro 4
Upstage · 1 configuration
Intelligence28.2
Input / 1M$0.30
Output / 1M$1.20
Context512K
Tariff: Upstage · Source: artificial-analysis · USD per million tokens
Thinking configuration
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Efficient frontier: best measured score at each cost1 measured configurations · 0 without both values
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Solar Pro 4 is Upstage's cost-efficient large language model, featuring a 524K context window. It is built for long-horizon tasks and agentic workflows, with strong capabilities in office productivity, document-intensive...
Intelligence IndexArtificial Analysis composite index, not a percentage. Different versions of the index are not directly comparable.
28.2 pointsGPQA DiamondGraduate-level scientific questions. Measures specialist reasoning rather than web-search quality.
89.1 %Humanity’s Last ExamDifficult questions across many disciplines, compared under the same evaluation setup.
29.2 %SciCodeCode generation for scientific research problems.
44.6 %Terminal-Bench 2.1Agent tasks in a terminal environment. Results also depend on the evaluation harness.
57.3 %Omniscience accuracyFactual accuracy in Artificial Analysis's Omniscience evaluation.
18.9 %Specifications from the catalog
Inputtext
Outputtext
Tool callingYes
Structured outputYes
Speed82.9 tok/s
First token2.03 s
Maximum output131.1K
Catalog listing date2026-08-10