LLMversus

Gemini 1.5 Pro vs Llama 3.1 8B: Pricing, Benchmarks & Verdict (2026)

Pricing verified Sep 14, 2026By LLMversusUpdated September 17, 2026View methodology

⚡ Quick Answer

Compare Gemini 1.5 Pro and Llama 3.1 8B across pricing, benchmarks, and capabilities.

Updated: September 14, 2026 · ✓ Pricing verified

Side-by-Side Comparison

FeatureGemini 1.5 ProLlama 3.1 8B
ProviderGoogleMeta
Input Price / 1M tokens$1.25$0.050
Output Price / 1M tokens$5.00$0.080
Context Window
2M
128K
Max Output Tokens
8,192
4,096
Arena ELO
1,230
1,120
Coding ELON/AN/A
TTFT (ms)
150
150
Tokens/sec
100
100
MultimodalYesNo
JSON ModeYesYes
Function CallingYesYes
VisionYesNo
When to Use Gemini 1.5 Pro

Gemini 1.5 Pro excels at multimodal, long-context, vision tasks.

Strengths:

  • Largest context window (2M)
  • Strong multimodal
  • Video understanding

Best for:

multimodallong-contextvision
When to Use Llama 3.1 8B

Llama 3.1 8B excels at cost-effective, fast-inference tasks.

Strengths:

  • Very cheap
  • Super fast
  • Good for lightweight tasks

Best for:

cost-effectivefast-inference

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