Battle of the Models

Compare specific LLM models, context windows, and capabilities.

Solar Pro

Upstage

Intelligence Score 77/100

Model Popularity 0 votes

Context Window 512K Context

Pricing Model Commercial / Paid

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DEPRECATED

Google AI Studio

This model is no longer active/free — kept for reference.

Intelligence Score 96/100

Context Window 1M Context, 15 RPM

Pricing Model Free / Open

Model Popularity 0 votes

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FINAL VERDICT

With an intelligence score of 96/100 vs 77/100, Gemini 3.1 Flash outperforms Solar Pro by 19 points.

Clear Winner: Significant performance advantage for Gemini 3.1 Flash.

HEAD-TO-HEAD

Feature	Solar Pro	Gemini 3.1 Flash
Context Window	512K Context	1M Context, 15 RPM
Architecture	Transformer	Transformer (Proprietary)
Est. MMLU Score	~70-74%	~92-95%
Release Date	2024	2026 (Expected)
Pricing Model	Paid / Commercial	Free Tier
Rate Limit (RPM)	Per-second limits by usage tier (see upstage.ai/pricing)	Varies by model (per-model limits are now shown only inside AI Studio)
Daily Limit	Credit-based	Varies by model. Free: Flash, Flash-Lite and Gemini 2.5 Pro; Gemini 3.x Pro models are paid
Capabilities	Reasoning	Thinking Multimodal
Performance Tier	B-Tier (Strong)	S-Tier (Elite)
Speed Estimate	Medium	⚡ Very Fast
Primary Use Case	General Purpose	⚡ Fast Chat & Apps
Model Size	Undisclosed	~1.5T (estimated)
Limitations	Credits expire after 3 months Focus on document processing Smaller context window (32k)	Data used for training (Unpaid tier) Rate limits are enforced per minute/day No SLA for free tier
Key Strengths	Solar Architecture: Depth-Up-Scaling Specialized in OCR and Document Parse Translation capabilities (KO/EN/JA)	Multimodal Capabilities Huge Context Window (up to 2M tokens) Fast Inference Speed