Free AI Model Leaderboard
The best free AI models ranked by real-world quality — LMSYS Arena ELO, HuggingFace benchmarks, context window, and 8 more dimensions. Powered by ZeroOptimize™.
How ZeroOptimize™ scores models
LMSYS Arena ELO
Human preference votes from 2M+ real conversations
HF Leaderboard
Open LLM Leaderboard aggregate benchmark score
Model family
Known quality signal per model family (Gemini, DeepSeek...)
Parameter scale
Larger parameter count = higher quality ceiling
Context window
Longer context = more versatile for complex tasks
Provider trust
Reliability score per AI provider (uptime, support)
Multimodal
Vision and audio capabilities bonus
Recency
Newer model releases get a freshness bonus
Availability
24h failure window penalty for unreliable models
Latency P50
Slow models are penalised for user experience
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