HOST DIAGNOSTIC · Meta
Llama 3.1 405B
Llama 3.1 405B· Llama· OPEN WEIGHTS
ACTIVE
HOST IDENTIFICATION
Meta
Llama 3.1 405B
ACTIVE
AVG SCORE
[9.0]
LIMITED
STRONGEST
Cost Efficiency
[16]
WEAKEST
Multimodal Fluency
[5]
MAXED (20/20)
0
of 20 attributes
20-DIMENSION EVALUATION
ATTRIBUTE SCORES · 20 DIMENSIONS
Cognitive
Bulk Apperception
9
Reasoning
10
Mathematical Precision
8
World Knowledge
10
Scientific Acumen
9
Technical
Code Generation
10
Tool Use
8
Multimodal Fluency
5
Speed
8
Cost Efficiency
16
Behavioral
Candor
9
Creativity
8
Tenacity
8
Self-Correction
8
Calibration
9
Operational
Instruction Following
10
Context Fidelity
9
Multi-turn Coherence
9
Planning and Execution
8
Safety Alignment
8
SCORING METHODOLOGY
RECALIBRATED. Arena ~1320 maps to 9-11 band. Prior scores 6-8 were under by 2-3 pts. Reasoning 7→10, Code 8→10. Legacy model released July 2024, largest open model of its gen (405B params). Speed 8 (slow due to size). Cost 16 validated (self-hosting value).