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Gemini 1.5 Flash 8B vs GPT-4 1.5-nano: Pricing, Benchmarks & Verdict (2026)

Pricing verified Apr 8, 2026

⚡ Quick Answer

Compare Gemini 1.5 Flash 8B and GPT-4 1.5-nano across pricing, benchmarks, and capabilities.

Updated: April 8, 2026 · ✓ Pricing verified

Side-by-Side Comparison

FeatureGemini 1.5 Flash 8BGPT-4 1.5-nano
ProviderGoogleOpenAI
Input Price / 1M tokens$0.037$0.075
Output Price / 1M tokens$0.150$0.300
Context Window
1M
128K
Max Output Tokens
8,192
4,096
Arena ELO
1,150
1,150
Coding ELON/A1,160
TTFT (ms)
150
120
Tokens/sec
100
150
MultimodalYesNo
JSON ModeYesYes
Function CallingYesYes
VisionNoNo
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 GPT-4 1.5-nano

GPT-4 1.5-nano excels at cost-effective, fast-inference tasks.

Strengths:

  • Super cheap
  • Very fast
  • Large context

Best for:

cost-effectivefast-inference

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