upstage

2 modelsModel creator

Models published by upstage, available through the AnyRouter API. Each can route across multiple upstream providers for availability and price.

Solar Mini 4

upstage/solar-mini4

$0.05 in

$0.20 out

524K

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.

Terms1

Solar Pro 4

upstage/solar-pro4

$0.03 in

$0.12 out

524K

Solar Pro 4 is Upstage's cost-efficient large language model with a 524K context window, built for long-horizon tasks and agentic workflows.

Terms2