Solar-proClosed Weights

Solar Pro 4

solar-pro4

Best Input Price

$0.30 / 1M

Upstage's flagship model, specialized for agentic use

Context Window

524,288 tokens

Reasoning

Supported

Tool Calling

Supported

Released

2026-08-06

Inference Providers (1)

Provider	Model ID	Context	Input / 1M	Output / 1M	Action
Upstage	solar-pro4	524,288	$0.30	$1.20	Docs ↗