Solar Pro 3
Solar Pro 3Alternatives?
CheaperGLM 4.7 FlashthinkingOpen+15%-45%$0.061 / $0.40
BetterMiMo v2.5thinkingOpen+5%-76%$0.019OpenGLM 5.2max+15%+1,754%$1.47CheaperMiMo v2.5 ProthinkingOpen+9%-32%$0.054
CheaperQwen3.5 4BthinkingOpen+7%-77%$0.03 / $0.15GLM 4.7 FlashthinkingOpen+15%-45%$0.061 / $0.40MiMo v2.5 ProthinkingOpen+9%-32%$0.054Qwen3.5 4BthinkingOpen+7%-77%$0.03 / $0.15MiMo v2 Omnithinking+6%-33%$0.14 / $0.28MiMo v2.5thinkingOpen+5%-76%$0.019MiMo v2.5thinkingOpen+5%-76%$0.019MiMo v2.5 ProthinkingOpen+9%-32%$0.054aTrinity Large ThinkingthinkingOpen+4%+50%$0.12No strict JSON
Grok 4.3high+13%+159%$0.21Qwen3.7 Plusthinking+8%+173%$0.22
History
4 versionsBenchmarks
in Agents & Tool UseFAQ
How much does Solar Pro 3 cost?›
$0.15 per 1M input tokens and $0.60 per 1M output tokens; cached input $0.015 per 1M. A typical benchmark task costs about $0.079 at high effort.
Is Solar Pro 3 free to use?›
There is no free API; the cheapest paid price is $0.15 per 1M input tokens.
How good is Solar Pro 3, and what is it best at?›
#186 of 334 in Chat & Knowledge, #75 of 132 in Coding, #120 of 133 in Agents & Tool Use, #93 of 95 in Writing & Language, #109 of 133 in Vision & Documents. Strongest at: Tool calling, Instructions.
Is Solar Pro 3 better than Solar Pro 2?›
On τ²-bench · AA, Solar Pro 3 scores 86.3 vs 31.9 — higher.
How can I use Solar Pro 3?›
Through the API of Upstage.
What is the context window of Solar Pro 3?›
131K tokens, with up to 118K output tokens.
When was Solar Pro 3 released? Is there a newer version?›
Released 2026-04-06. It is the current version in its line.
Is Solar Pro 3 open source?›
No, Solar Pro 3 is a closed model available through an API. The closest open-weights option here is GLM 5.2.
Can Solar Pro 3 read images?›
No, it accepts text only.
What is Solar Pro 3?›
Solar Pro 3 is a closed language model from Upstage, released Apr 2026, the successor to Solar Pro 2.
What are the best alternatives to Solar Pro 3?›
GLM 4.7 Flash (cheaper), MiMo v2.5 (better), GLM 5.2 (open weights).