LLMversus

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

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

⚡ Quick Answer

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

Updated: September 14, 2026 · ✓ Pricing verified

Side-by-Side Comparison

FeatureGemini 1.5 Flash 8BGemini 1.5 Pro
ProviderGoogleGoogle
Input Price / 1M tokens$0.037$1.25
Output Price / 1M tokens$0.150$5.00
Context Window
1M
2M
Max Output Tokens
8,192
8,192
Arena ELO
1,150
1,230
Coding ELON/AN/A
TTFT (ms)
150
150
Tokens/sec
100
100
MultimodalYesYes
JSON ModeYesYes
Function CallingYesYes
VisionNoYes
When to Use Gemini 1.5 Flash 8B

Gemini 1.5 Flash 8B excels at cost-effective, fast-inference, multimodal tasks.

Strengths:

  • Cheapest multimodal option
  • Fast inference
  • 1M context

Best for:

cost-effectivefast-inferencemultimodal
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

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