Last refreshed 2026-10-19. Next refresh: weekly.
Why use Solar Pro 4 on OpenRouter?
OpenRouter offers Solar Pro 4 with pay-as-you-go pricing at $0.09/1M input tokens. OpenRouter is a multi-provider LLM aggregator offering unified API access to 300+ models from all major labs and emerging providers, with automatic failover for reliability.
Compare Solar Pro 4 across 2 providers to find the best fit for your use caseInput / 1M
$0.090
Output / 1M
$0.36
Cache
Not sourced
Batch
Not sourced
Setup recipe
Docs fallbackInstall
Use the provider REST API or SDKAuth
Create a provider API keyCall
model: upstage/solar-pro4Model ID
upstage/solar-pro4Request example
Curated snippets for this provider are not sourced yet. Use OpenRouter documentation with model ID
upstage/solar-pro4.Gotchas
- Use provider model ID "upstage/solar-pro4", not the LLMReference slug "solar-pro4".
Compare Solar Pro 4 Across Providers
| Provider | Input (per 1M) | Output (per 1M) |
|---|---|---|
| Upstage | $0.30 | $1.20 |
| OpenRouter | $0.09 | $0.36 |
Pricing
| Type | Price (per 1M) |
|---|---|
| Input tokens | $0.09 |
| Output tokens | $0.36 |
Capabilities
JSON / Tool usePrompt Caching
About Solar Pro 4
Upstage Solar Pro 4. Console docs Released on 2026-08-06. Standard API pricing from blog.
Get Started
Model Specs
Released2026-08-06
Context512K
Knowledge cutoff2026-02