Battle of the Models

Compare specific LLM models, context windows, and capabilities.

Apriel 1.5 15B Thinker (Free)

A-TIER

Together.AI

Intelligence Score 83/100

Model Popularity 0 votes

Context Window 131K tokens

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

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FINAL VERDICT

With an intelligence score of 99/100 vs 83/100, GPT-5 Chat outperforms Apriel 1.5 15B Thinker (Free) by 16 points.

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

HEAD-TO-HEAD

Feature	Apriel 1.5 15B Thinker (Free)	GPT-5 Chat
Context Window	131K tokens	128K
Architecture	Transformer	Transformer (Proprietary)
Est. MMLU Score	~75-79%	~92-95%
Release Date	2024	2024
Pricing Model	Free Tier	Free Tier
Rate Limit (RPM)	Subject to availability	10 RPM (high-tier) / higher for mini-tier
Daily Limit	Unlimited (Research Preview)	50 RPD (high-tier models) / 150 RPD (mini-tier models)
Capabilities	Reasoning Multimodal	No specific data
Performance Tier	B-Tier (Strong)	S-Tier (Elite)
Speed Estimate	Medium	Medium
Primary Use Case	General Purpose	General Purpose
Model Size	15B	Undisclosed
Limitations	Limited to specific free models Research preview availability	Restrictive limits Requires GitHub account Rate limits vary by Copilot tier
Key Strengths	Host of specific free research models Open-weight model hosting Access to ServiceNow Apriel models	Prototyping