Monday, October 5, 2026 · No. 435Prices synced 6 hours ago
All·AI·Model

The AI Model Price Index

Solar Pro 4

by OpenRouter · family solar · listed Aug 2026RT

Flagship model for demanding analysis, coding, and production agent workflows

Current rates USD per 1M tokens

Input$0.09
Output$0.36
Cache read$0.018
Cache write—

Against the market

Input price vs. maker flagships ($/1M tokens)
Solar Pro 4Solar Pro 4: $0.09 per 1M tokens$0.09DeepSeek V4 Flash Vision ExpDeepSeek V4 Flash Vision Exp: $0.15 per 1M tokens$0.15Qwen3.8 Omni FlashQwen3.8 Omni Flash: $0.15 per 1M tokens$0.15Gemini 3.8 FlashGemini 3.8 Flash: $0.75 per 1M tokens$0.75GLM-5.3GLM-5.3: $1.40 per 1M tokens$1.40Claude Sonnet 5.5Claude Sonnet 5.5: $2.00 per 1M tokens$2.00GPT-6.1 SolGPT-6.1 Sol: $2.00 per 1M tokens$2.00Grok 4.7Grok 4.7: $2.00 per 1M tokens$2.00
Output price vs. maker flagships ($/1M tokens)
Solar Pro 4Solar Pro 4: $0.36 per 1M tokens$0.36Qwen3.8 Omni FlashQwen3.8 Omni Flash: $0.47 per 1M tokens$0.47DeepSeek V4 Flash Vision ExpDeepSeek V4 Flash Vision Exp: $0.60 per 1M tokens$0.60Gemini 3.8 FlashGemini 3.8 Flash: $3.75 per 1M tokens$3.75GLM-5.3GLM-5.3: $4.40 per 1M tokens$4.40Grok 4.7Grok 4.7: $6.00 per 1M tokens$6.00Claude Sonnet 5.5Claude Sonnet 5.5: $10.00 per 1M tokens$10.00GPT-6.1 SolGPT-6.1 Sol: $10.00 per 1M tokens$10.00

On the record

Model id
upstage/solar-pro4
Context window
524K tokens
Max output
131K tokens
Input modalities
text
Output modalities
text
Reasoning
yes
Tool calls
yes
Open weights
no
Knowledge cutoff
—
Released
2026-08-10
Last updated
2026-08-10
Provider docs
openrouter.ai/models

Back of the envelope

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