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Compare · ModelsLive · 2 picked · head to head

Claude Mythos Preview vs Llama 2-13B

Side by side · benchmarks, pricing, and signals you can act on.

Winner summary

Claude Mythos Preview wins 1 of 1 shared benchmarks. Leads in knowledge.

Category leads
knowledge·Claude Mythos Preview
Hype vs Reality
Claude Mythos Preview
#2 by perf·#2 by attention
DESERVED
Llama 2-13B
#126 by perf·no signal
QUIET
Best value
Claude Mythos Preview
no price
Llama 2-13B
no price
Vendor risk
Anthropic logo
Anthropic
$380.0B·Tier 1
Medium risk
Meta logo
Meta AI
$1.50T·Tier 1
Low risk
Head to head
Claude Mythos PreviewLlama 2-13B
GPQA diamond
Claude Mythos Preview leads by +92.7
Graduate-Level Google-Proof QA (Diamond set) · expert-crafted questions in physics, biology, and chemistry that are difficult even for domain PhDs.
Claude Mythos Preview
94.5
Llama 2-13B
1.8
Full benchmark table
BenchmarkClaude Mythos PreviewLlama 2-13B
GPQA diamond
Graduate-Level Google-Proof QA (Diamond set) · expert-crafted questions in physics, biology, and chemistry that are difficult even for domain PhDs.
94.51.8
Pricing · per 1M tokens · projected $/mo at 10M tokens
ModelInputOutputContextProjected $/mo
Anthropic logoClaude Mythos Preview1.0M tokens (~500 books)
Meta logoLlama 2-13B