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AnyRouter

Solar Mini 4

upstage
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Solar Mini 4 is Upstage's small, fast tier in the Solar 4 generation: a text-only model with a 524,288-token context window at roughly $0.05 / $0.20 per million input / output tokens. It is the cheap sibling of upstage/solar-pro4, not a packaging of it, so it gets its own listing row.

Providers
Capabilities
OpenRouter
openrouter-byok
$0
$0
Unavailable
Usage analytics

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API & code
Uptime & Health
No uptime data yet

These providers haven't been health-probed for this model yet. The router still routes around upstreams that fail live requests — uptime fills in once probe history accrues.

Share cards
Solar Mini 4 share card
Solar Mini 4
OpenRouter upstream share card
OpenRouter upstream
Credits
Use your own key

Run Solar Mini 4 on your own key — your requests are billed by the provider. Pool callers pay AnyRouter credits.

No BYOK keys configured for this model yet.

Share a key with the pool to earn credits for every request it serves, covering your plan cost.

Text generation
Context length524,288 tokens
Max output419,430 tokens
ArchitectureTransformer
Categorytext
ReleasedSep 23, 2026
Modalities
Capabilities
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