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Llama 3.1 405B

At a glance

Meta's largest open-weight model at 405B parameters.

63#66/92
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AI Output
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Benchmarks
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CodingInsufficient data
AgenticInsufficient data
Sources:Epoch ECI·Epoch AI· as of 2026-07-10
Capability
CapabilityECI62.7
Reasoning & Knowledge
Graduate Science50.9%
Math
Math Problems49.8%Competition Math9.7%
Specs
—
Context
—
Max output
—
Released
Capabilities
Vision
Audio
Reasoning
Pricing
Pricing not available
Chat with Llama 3.1 405BGo to model