Solar Pro 4
by Upstage
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
Models
Solar Pro 4
Added 3 Sept 2026
Overview
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...
How to use / API access
Call via OpenRouter with model id `upstage/solar-pro4`.
- openrouter ·
upstage/solar-pro4Docs
OpenRouter id: upstage/solar-pro4
Benchmarks
- Coding Index (artificial-analysis) : 52.7 index
- Design Arena 3d (other) : 1180 elo · #54
- Design Arena codecategories (other) : 1170 elo · #67
- Design Arena dataviz (other) : 1095 elo · #91
- Design Arena gamedev (other) : 1143 elo · #72
Notes
Solar Pro 4 is listed in the EDNA Models directory from the OpenRouter catalogue.
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