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GPT-4o (Aug 2024) vs Llama 3.1 405B (Together): Pricing, Benchmarks & Verdict (2026)

Pricing verified Apr 8, 2026

⚡ Quick Answer

Compare GPT-4o (Aug 2024) and Llama 3.1 405B (Together) across pricing, benchmarks, and capabilities.

Updated: April 8, 2026 · ✓ Pricing verified

Side-by-Side Comparison

FeatureGPT-4o (Aug 2024)Llama 3.1 405B (Together)
ProviderOpenAITogether AI
Input Price / 1M tokens$2.50$3.50
Output Price / 1M tokens$10.00$3.50
Context Window
128K
4K
Max Output Tokens
16,384
4,096
Arena ELO
1,255
1,240
Coding ELO
1,265
1,200
TTFT (ms)
150
150
Tokens/sec
100
100
MultimodalYesNo
JSON ModeYesYes
Function CallingYesYes
VisionNoNo
When to Use GPT-4o (Aug 2024)

GPT-4o (Aug 2024) excels at general-purpose, multimodal, function-calling tasks.

Strengths:

  • Fast response times
  • Strong multimodal
  • Code execution

Best for:

general-purposemultimodalfunction-calling
When to Use Llama 3.1 405B (Together)

Llama 3.1 405B (Together) excels at general-purpose, reasoning tasks.

Strengths:

  • Largest model
  • High quality
  • Good pricing

Best for:

general-purposereasoning

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