Battle of the Models

Compare specific LLM models, context windows, and capabilities.

StepFun Step 5 Preview

DEPRECATED

Kilo AI Gateway

This model is no longer active/free — kept for reference.

Intelligence Score 65/100

Model Popularity 0 votes

Context Window 1M Context

Pricing Model Free / Open

View Provider Analysis →

Nous Portal

Intelligence Score 77/100

Context Window 524K Context

Pricing Model Free / Open

Model Popularity 0 votes

View Provider Analysis →

FINAL VERDICT

With an intelligence score of 77/100 vs 65/100, Upstage Solar Mini 4 outperforms StepFun Step 5 Preview by 12 points.

HEAD-TO-HEAD

Feature	StepFun Step 5 Preview	Upstage Solar Mini 4
Context Window	1M Context	524K Context
Architecture	Transformer	Transformer
Est. MMLU Score	~60-64%	~70-74%
Release Date	2024	2024
Pricing Model	Free Tier	Free Tier
Rate Limit (RPM)	200 requests/hour per IP on free models (anonymous use allowed)	Standard rate limits (figures not published)
Daily Limit	Default free models only	Free models only (no monthly credit)
Capabilities	No specific data	No specific data
Performance Tier	C-Tier (Good)	B-Tier (Strong)
Speed Estimate	Medium	⚡ Very Fast
Primary Use Case	General Purpose	⚡ Fast Chat & Apps
Model Size	Undisclosed	Undisclosed
Limitations	Free capacity and limits can change; verify on the provider site Listed from community submissions - partly verified	No specific limitations documented
Key Strengths	OpenAI-compatible API Multi-model access