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Claude Sonnet 4.6 vs Llama 3.1 405B

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Anthropic · 1M context  |  Meta · 128k context

Pricing Comparison

MetricClaude Sonnet 4.6Llama 3.1 405B
Input / 1M tokens$3$3.5
Output / 1M tokens$15$3.5
Cached input / 1M$0.3—
Context window1M128k
ProviderAnthropicMeta

Cost Calculator

💰 Llama 3.1 405B saves $1,575.00/month (50% cheaper)
AClaude Sonnet 4.6
Per request$0.0105
Daily$105.00
Monthly$3,150.00
Yearly$38,325.00
LLlama 3.1 405BCHEAPER
Per request$0.005250
Daily$52.50
Monthly$1,575.00
Yearly$19,162.50
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Choose Claude Sonnet 4.6 when…

  • ✓ Cheaper for RAG & document retrieval (lower input cost)
  • ✓ 14% cheaper per input token
  • ✓ Larger context window (1M vs 128k) — better for long documents
  • ✓ Supports prompt caching — save up to 90% on repeated prompts
  • ✓ Optimized for: Balanced performance
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Choose Llama 3.1 405B when…

  • ✓ Cheaper for generation-heavy workloads (lower output cost)
  • ✓ Optimized for: Max open-source performance

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