Battle of the Models

Compare specific LLM models, context windows, and capabilities.

Microsoft: Phi-3 Medium (free)

OpenRouter

Intelligence Score 65/100

Model Popularity 0 votes

Context Window 128k

Pricing Model Free / Open

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S-TIER

GitHub Models

Intelligence Score 99/100

Context Window 128K

Pricing Model Free / Open

Model Popularity 0 votes

View Provider Analysis →

FINAL VERDICT

With an intelligence score of 99/100 vs 65/100, GPT-5 Chat outperforms Microsoft: Phi-3 Medium (free) by 34 points.

Clear Winner: Significant performance advantage for GPT-5 Chat.

HEAD-TO-HEAD

Feature	Microsoft: Phi-3 Medium (free)	GPT-5 Chat
Context Window	128k	128K
Architecture	Transformer	Transformer (Proprietary)
Est. MMLU Score	~60-64%	~92-95%
Release Date	2024	2024
Pricing Model	Free Tier	Free Tier
Rate Limit (RPM)	20 requests/minute	10 RPM (high-tier) / higher for mini-tier
Daily Limit	50 requests/day (up to 1000 with $10 topup)	50 RPD (high-tier models) / 150 RPD (mini-tier models)
Capabilities	No specific data	No specific data
Performance Tier	C-Tier (Good)	S-Tier (Elite)
Speed Estimate	Medium	Medium
Primary Use Case	General Purpose	General Purpose
Model Size	Undisclosed	Undisclosed
Limitations	Limits depend on account history/topup Community key models Free models have lower priority during peak demand	Restrictive limits Requires GitHub account Rate limits vary by Copilot tier
Key Strengths	Unified API for 100+ models from all providers OpenAI-compatible endpoint (drop-in replacement) Automatic model fallback and routing	Prototyping