LLMversus

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

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

⚡ Quick Answer

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

Updated: September 14, 2026 · ✓ Pricing verified

Side-by-Side Comparison

FeatureGemini 1.5 Flash 8BGPT-4o Mini
ProviderGoogleOpenAI
Input Price / 1M tokens$0.037$0.150
Output Price / 1M tokens$0.150$0.600
Context Window
1M
128K
Max Output Tokens
8,192
16,384
Arena ELO
1,150
1,098
Coding ELON/A1,098
TTFT (ms)
150
180
Tokens/sec
100
120
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 GPT-4o Mini

GPT-4o Mini excels at chatbots, lightweight-tasks, cost-sensitive tasks.

Strengths:

  • Extremely affordable pricing
  • Fast response times
  • Strong for its price tier
  • Good multimodal support

Best for:

chatbotslightweight-taskscost-sensitive

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