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Gemini 2.5 Flash vs o1-mini: Pricing, Benchmarks & Verdict (2026)

Pricing verified Apr 8, 2026

⚡ Quick Answer

Compare Gemini 2.5 Flash and o1-mini across pricing, benchmarks, and capabilities.

Updated: April 8, 2026 · ✓ Pricing verified

Side-by-Side Comparison

FeatureGemini 2.5 Flasho1-mini
ProviderGoogleOpenAI
Input Price / 1M tokens$0.150$1.10
Output Price / 1M tokens$0.600$4.40
Context Window
1M
128K
Max Output Tokens
8,192
65,536
Arena ELO
1,270
1,270
Coding ELO
1,260
1,280
TTFT (ms)
150
150
Tokens/sec
100
100
MultimodalYesNo
JSON ModeYesYes
Function CallingYesYes
VisionNoNo
When to Use Gemini 2.5 Flash

Gemini 2.5 Flash excels at multimodal, general-purpose, coding tasks.

Strengths:

  • Latest Gemini model
  • Improved reasoning
  • Strong multimodal

Best for:

multimodalgeneral-purposecoding
When to Use o1-mini

o1-mini excels at reasoning, general-purpose tasks.

Strengths:

  • Good reasoning at lower cost
  • Extended thinking
  • Fast for reasoning model

Best for:

reasoninggeneral-purpose

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