Battle of the Models

Compare specific LLM models, context windows, and capabilities.

Upstage Solar Mini 4

Nous Portal

Intelligence Score 77/100

Model Popularity 0 votes

Context Window 524K Context

Pricing Model Free / Open

View Provider Analysis →

SiliconFlow

Intelligence Score 65/100

Context Window 262K 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 Qwen3.5 4B by 12 points.

HEAD-TO-HEAD

Feature	Upstage Solar Mini 4	Qwen3.5 4B
Context Window	524K Context	262K Context
Architecture	Transformer	Transformer (Open Weight)
Est. MMLU Score	~70-74%	~60-64%
Release Date	2024	2024
Pricing Model	Free Tier	Free Tier
Rate Limit (RPM)	Standard rate limits (figures not published)	Fixed limits for free models — exact figures require login, verify on cloud.siliconflow.cn/models
Daily Limit	Free models only (no monthly credit)	Not fully published — verify on docs.siliconflow.cn
Capabilities	No specific data	No specific data
Performance Tier	B-Tier (Strong)	C-Tier (Good)
Speed Estimate	⚡ Very Fast	Medium
Primary Use Case	⚡ Fast Chat & Apps	General Purpose
Model Size	Undisclosed	4B
Limitations	No specific limitations documented	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
Key Strengths		OpenAI-compatible endpoint Mix of always-free and pay-per-token models Some models free ($0) after identity verification