LLMversus

Gemini 1.5 Flash vs Grok 2: Pricing, Benchmarks & Verdict (2026)

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

⚡ Quick Answer

Compare Gemini 1.5 Flash and Grok 2 across pricing, benchmarks, and capabilities.

Updated: September 14, 2026 · ✓ Pricing verified

Side-by-Side Comparison

FeatureGemini 1.5 FlashGrok 2
ProviderGooglexAI
Input Price / 1M tokens$0.075$2.00
Output Price / 1M tokens$0.300$10.00
Context Window
1M
131.072K
Max Output Tokens
8,192
4,096
Arena ELO
1,190
1,240
Coding ELON/A1,225
TTFT (ms)
150
150
Tokens/sec
100
100
MultimodalYesNo
JSON ModeYesYes
Function CallingYesYes
VisionNoNo
When to Use Gemini 1.5 Flash

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

Strengths:

  • Super cheap
  • 1M context window
  • Fast multimodal processing

Best for:

multimodalfast-inferencecost-effective
When to Use Grok 2

Grok 2 excels at general-purpose, coding tasks.

Strengths:

  • Large context window
  • Good reasoning
  • Competitive performance

Best for:

general-purposecoding

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