Battle of the Models

Compare specific LLM models, context windows, and capabilities.

Qwen3.5 4B

SiliconFlow

Intelligence Score 65/100

Model Popularity 0 votes

Context Window 262K Context

Pricing Model Free / Open

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DEPRECATED

Kilo AI Gateway

This model is no longer active/free — kept for reference.

Intelligence Score 83/100

Context Window See provider

Pricing Model Free / Open

Model Popularity 0 votes

View Provider Analysis →

FINAL VERDICT

With an intelligence score of 83/100 vs 65/100, StepFun Step 3.7 Flash outperforms Qwen3.5 4B by 18 points.

Clear Winner: Significant performance advantage for StepFun Step 3.7 Flash.

HEAD-TO-HEAD

Feature	Qwen3.5 4B	StepFun Step 3.7 Flash
Context Window	262K Context	See provider
Architecture	Transformer (Open Weight)	Transformer
Est. MMLU Score	~60-64%	~75-79%
Release Date	2024	2024
Pricing Model	Free Tier	Free Tier
Rate Limit (RPM)	Fixed limits for free models — exact figures require login, verify on cloud.siliconflow.cn/models	200 requests/hour per IP on free models (anonymous use allowed)
Daily Limit	Not fully published — verify on docs.siliconflow.cn	Default free models only
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	4B	Undisclosed
Limitations	Free model list not published without logging in — verify exact models/limits in your dashboard before relying on this provider Requires identity verification, not just email signup Reportedly unavailable in EU/UK/Switzerland	Free capacity and limits can change; verify on the provider site Listed from community submissions - partly verified
Key Strengths	OpenAI-compatible endpoint Mix of always-free and pay-per-token models Some models free ($0) after identity verification	OpenAI-compatible API Multi-model access