Solar Pro 2
Jul 2025
Solar Pro 2Compare inon
Benchmarks of Solar Pro 212
BenchmarkByScoreRank
Overall1
Knowledge4
Science2
Coding1
Legacy · saturated or no longer reported4
No benchmark matches
Rankingat high effort?
Alternatives?
ModelScoreCostPer taskWhat changes
CheaperGPT-6 Lunaxhigh×2.2-24%$0.042Function calling only with none · Chat Completions+3
OpenDeepSeek V4 Pro 0813max×2.5+654%$0.67Pass back reasoning_content · Chat Completions+4
CheaperClaude Haiku 5.5max+82%-24%$0.21Remove sampling parameters+5
CheaperHy3thinkingOpen+60%-12%$0.072
CheaperGLM 5.3 FlashmaxOpen+38%-10%$0.28Defaults to max · Self-hosted+4ModelScoreCostPer taskWhat changes
GPT-6 Lunaxhigh×2.2-24%$0.042Function calling only with none · Chat Completions+3Claude Haiku 5.5max+82%-24%$0.21Remove sampling parameters+5Hy3thinkingOpen+60%-12%$0.072GLM 5.3 FlashmaxOpen+38%-10%$0.28Defaults to max · Self-hosted+4
MiMo v2.6 FlashthinkingOpen+35%-33%$0.062Pass back reasoning_content+3ModelScoreCostPer taskWhat changes
GPT-6 Lunalow×2-24%$0.005Function calling only with none · Chat Completions+3GPT-5.6 Lunalow+99%+71%$0.01DeepSeek V3non-thinkingOpen+28%+20%$0.02DeepSeek V3 0324non-thinkingOpen+22%+54%$0.021Claude Haiku 5.5low+67%-24%$0.024Remove sampling parameters+5ModelScoreCostPer taskWhat changes
DeepSeek V4 Pro 0813maxOpen×2.5+654%$0.67Pass back reasoning_content · Chat Completions+4
Kimi K3maxOpen×2.4+2,186%$2.00Sampling parameters are fixed+3DeepSeek V4.1 Flash 1017maxOpen×2.1+100%$0.26Pass back reasoning_content · Chat Completions+4TInklingxhighOpen×2.1+557%$0.95 / $4.05No strict JSON
Step 5 PreviewthinkingOpen×2.1+443%$1.03web_search not available · Chat Completions+2History
4 versionsBenchmarks
all categoriesChat & Knowledge
Humanity's Last Exam7.4#220
AA Omniscience Index-55.9#241
CritPt (physics)0#180
AA Intelligence Index 4.3.2≈7.5#264
GPQA Diamond68.7#193
AIME 2025 · AA archived61.3#78
Coding
LiveCodeBench · AA archived61.6#71
Agents & Tool Use
τ²-bench · AA28.1#153
Writing & Language
IFBench (instructions)37.1#172
FAQ
How much does Solar Pro 2 cost?›
$0.15 per 1M input tokens and $0.60 per 1M output tokens.
Is Solar Pro 2 free to use?›
There is no free API; the cheapest paid price is $0.15 per 1M input tokens.
How good is Solar Pro 2, and what is it best at?›
#218 of 334 in Chat & Knowledge, #176 of 239 in Coding, #151 of 242 in Agents & Tool Use, #170 of 245 in Writing & Language.
Is Solar Pro 2 better than Gemma 4 31B?›
On AA Omniscience · Accuracy, Solar Pro 2 scores 20 vs 20 — about the same.
How can I use Solar Pro 2?›
Through the API of Upstage.
What is the context window of Solar Pro 2?›
66K tokens.
When was Solar Pro 2 released? Is there a newer version?›
Released 2025-07-09. It has been superseded by Solar Pro 3.
Is Solar Pro 2 open source?›
No, Solar Pro 2 is a closed model available through an API. The closest open-weights option here is DeepSeek V4 Pro 0813.
Can Solar Pro 2 read images?›
No, it accepts text only.
What is Solar Pro 2?›
Solar Pro 2 is a closed language model from Upstage, released Jul 2025, the successor to Solar Pro 2 (Preview).
What are the best alternatives to Solar Pro 2?›
GPT-6 Luna (cheaper), DeepSeek V4 Pro 0813 (open weights).