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Grok 2 vs o4-mini: Pricing, Benchmarks & Verdict (2026)

Pricing verified Apr 8, 2026

⚡ Quick Answer

Compare Grok 2 and o4-mini across pricing, benchmarks, and capabilities.

Updated: April 8, 2026 · ✓ Pricing verified

Side-by-Side Comparison

FeatureGrok 2o4-mini
ProviderxAIOpenAI
Input Price / 1M tokens$2.00$0.500
Output Price / 1M tokens$10.00$2.00
Context Window
131.072K
128K
Max Output Tokens
4,096
32,768
Arena ELO
1,240
1,260
Coding ELO
1,225
1,270
TTFT (ms)
150
180
Tokens/sec
100
105
MultimodalNoNo
JSON ModeYesYes
Function CallingYesYes
VisionNoNo
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
When to Use o4-mini

o4-mini excels at general-purpose, reasoning, coding tasks.

Strengths:

  • Affordable
  • Fast
  • Good reasoning

Best for:

general-purposereasoningcoding

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