SmophyAI

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Upstage

Upstage: Solar Pro 4

Upstage: Solar Pro 4 ranks #37 of 101 models by Artificial Analysis quality score (41.6) at $0.05/1M tokens blended - and ranks #39 of 312 by average real OpenRouter usage share over the trailing 54-day window (0.56%). Available from 1 provider at up to 100.0% uptime.

  1. Quality (Intelligence Index) - 41.6
  2. Coding index - 52.7
  3. Agentic index - 33.6
  4. Price (blended $/1M) - 0.05
  5. Context window - 524,288
  6. Usage rank - #39 of 312
  7. Providers - 1
  8. Open/closed - unclassified
Provider reliability →

Usage share over time

0.75%0.56%0.38%0.19%0.00%Share of usageAug 12Aug 19Aug 27

Frequently asked questions

What is Upstage: Solar Pro 4's quality score?

Upstage: Solar Pro 4 scores 41.6 on Artificial Analysis's Intelligence Index, ranking #37 of 101 models with a published score.

How much does Upstage: Solar Pro 4 cost?

Upstage: Solar Pro 4 costs $0.05 per 1M tokens (blended 75% prompt / 25% completion pricing).

Is Upstage: Solar Pro 4 widely used?

Upstage: Solar Pro 4 ranks #39 of 312 models by average real OpenRouter usage share, averaging 0.56% of classified token volume over the trailing 54-day window.

Is Upstage: Solar Pro 4 open-weight or closed?

Upstage: Solar Pro 4's weights license isn't classified in our data.

Source: OpenRouter (openrouter.ai/rankings), as of August 28, 2026.

Benchmark scores: Artificial Analysis (artificialanalysis.ai) via OpenRouter (openrouter.ai/rankings).

Methodology: www.smophy.ai/benchmark/methodology

Token counts originate from each provider's own tokenizer and are not directly comparable across providers.