Solar Pro 4

upstage· 2026-08-06· 524K ctx

API onlytool callstructured quant: unknown

spread (output)

10×

$0.120 – $1.20 · 5 providers

5 providers priced

Provider	Input	Output	Cache rd	Blended
LLMTR relay router	$0.030	$0.120	—	$0.038^*
NanoGPT relay router	$0.030	$0.120	$0.0060	$0.023
OpenRouter unknown	$0.090	$0.360	$0.018	$0.069
Kilo Gateway relay router	$0.300	$1.20	$0.060	$0.229
Upstage first party lab	$0.300	$1.20	$0.060	$0.229

Cheapest (output)

LLMTR

$0.120 /M

opencode.json

{
  "provider": {
    "llmtr": {
      "npm": "@ai-sdk/openai-compatible",
      "options": {
        "baseURL": "https://llmtr.com/v1"
      },
      "models": {
        "upstage/solar-pro4": {}
      }
    }
  }
}

Set LLMTR_API_KEY in your environment. Generated — verify against the OpenCode docs.

Output $/M over time7-day preview

Median line, min–max band. Pre-2026-09 points are catalog-recorded dates from models.dev git history, not provider effective dates.

Full price history & dynamics

This is a 7-day preview. Sign in for 30 days free; the full series and export are the API subscription.

Data: models.dev (MIT), snapshot 2026-09-20. Prices are vendor-published; verify before purchase. Methodology.