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Gemini 2.0 Flash vs GPT-4o Mini: Pricing, Benchmarks & Verdict (2026)

Verdict

Gemini 2.0 Flash is significantly cheaper at $0.10/$0.40 per million tokens vs $0.15/$0.60. Gemini 2.0 Flash is stronger for coding with a coding ELO of 1240 vs 1200. Gemini 2.0 Flash is faster at 160 tokens/sec vs 120 tokens/sec. Gemini 2.0 Flash ranks higher overall with an Arena ELO of 1260 vs 1220. Gemini 2.0 Flash offers a larger 1049K context window vs 128K.

Side-by-Side Comparison

FeatureGemini 2.0 FlashGPT-4o Mini
ProviderGoogleOpenAI
Input Price / 1M tokens$0.100$0.150
Output Price / 1M tokens$0.400$0.600
Context Window1.048576M128K
Max Output Tokens8,19216,384
Arena ELO1,2601,220
Coding ELO1,2401,200
TTFT (ms)120180
Tokens/sec160120
MultimodalYesYes
JSON ModeYesYes
Function CallingYesYes
VisionYesYes
When to Use Gemini 2.0 Flash

Choose Gemini 2.0 Flash when you need: extremely fast inference, 1m context window at very low cost, strong multimodal support, great for real-time applications. It excels at chatbots, high-volume, cost-sensitive, multimodal tasks. It is also the more cost-effective option between the two. Its 1049K context window is larger, making it better for long-document processing.

Strengths:

  • Extremely fast inference
  • 1M context window at very low cost
  • Strong multimodal support
  • Great for real-time applications

Best for:

chatbotshigh-volumecost-sensitivemultimodal
When to Use GPT-4o Mini

Choose GPT-4o Mini when you need: extremely affordable pricing, fast response times, strong for its price tier, good multimodal support. It 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

Frequently Asked Questions

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