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Llama 3.1 405B vs Llama 3.3 70B: Pricing, Benchmarks & Verdict (2026)

Pricing verified Apr 8, 2026

⚡ Quick Answer

Compare Llama 3.1 405B and Llama 3.3 70B across pricing, benchmarks, and capabilities.

Updated: April 8, 2026 · ✓ Pricing verified

Side-by-Side Comparison

FeatureLlama 3.1 405BLlama 3.3 70B
ProviderMetaMeta
Input Price / 1M tokens$3.00$0.230
Output Price / 1M tokens$3.00$0.400
Context Window
128K
128K
Max Output Tokens
4,096
4,096
Arena ELO
1,240
1,220
Coding ELO
1,200
1,180
TTFT (ms)
150
150
Tokens/sec
100
100
MultimodalNoNo
JSON ModeYesYes
Function CallingYesYes
VisionNoNo
When to Use Llama 3.1 405B

Llama 3.1 405B excels at general-purpose, reasoning, long-context tasks.

Strengths:

  • Largest open model
  • Excellent reasoning
  • High quality outputs

Best for:

general-purposereasoninglong-context
When to Use Llama 3.3 70B

Llama 3.3 70B excels at coding, general-purpose, cost-effective tasks.

Strengths:

  • Excellent code generation
  • Large context window
  • Fast inference

Best for:

codinggeneral-purposecost-effective

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