Solar Pro 2 is an AI model from Upstage. Upstage's Solar Pro 2 large language model featuring preview-stage reasoning capabilities for complex multi-step inference tasks.
Specifications
Canonical IDupstage-solar-2-pro-preview-reasoning
StatusActive
CreatorUpstageUpstage
Benchmarks
Intelligence Index
#267
MMLU-Pro
#170
GPQA
#360
HLE
#336
LiveCodeBench
#175
AIME
#55
Time to First Token
#321
SciCode
#462
MATH-500
#75
Output TPS
#552

Capabilities

Input0/5
Text·
Image·
Audio·
Video·
PDF·
Output0/5
Text·
Image·
Audio·
Video·
Embedding·
Capabilities0/13
Reasoning·
Adaptive Reasoning·
Function Calling·
Parallel Function Calling·
Structured Outputs·
Native JSON Schema·
Web Search·
URL Context·
Computer Use·
Code Execution·
File Search·
Prompt Caching·
Assistant Prefill·

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
Solar Pro 4524K$0.090$0.360Available
Solar Pro 3131K$0.150$0.600Available
Solar Pro 2————Current
Solar Pro 2————Available
Solar Pro 2————Available
Solar Pro 2 Preview————Available
Solar Pro————Available

Other Models

ModelTierReleasedContextInput / 1MOutput / 1M
Solar Mini 4Mini524K$0.050$0.200
Solar Open2 250B—————
Solar Open 100B—————
Solar Large—————
Solar MiniMini————
Solar MiniMini————

Model IDs

solar-pro-2-preview-reasoning
upstage-solar-2-pro-preview-reasoning