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Solar Pro 3 · Upstage — forck
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Upstage
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Solar Pro 3
Announcements
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The week
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Upstage models
Mini 4
Pro 4
Pro 3
So
far
27 Jan
listed
·
On OpenRouter
1
post about it
·
First-party
0
outlets reported
·
On its posts
So
far
27 Jan
listed
·
On OpenRouter
1
post about it
·
First-party
0
outlets reported
·
On its posts
Upstage
·
All models
Upstage models
Solar Mini 4
23 Sep
Solar Pro 4
6 Aug
The archive holds no first-party launch post for Solar Pro 3 yet.
Every post, by date
Solar Pro 3: Better reasoning at production scale
Model update
26 Jan
About the model
Lab
Upstage
OpenRouter
Listed 27 January 2026
upstage/solar-pro-3
About the model
Lab
Upstage
OpenRouter
Listed 27 January 2026
upstage/solar-pro-3
Solar Pro 3