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Grok 4 vs o4 mini
Comprehensive side-by-side LLM comparison
o4 mini leads with 4.2% higher average benchmark score. o4 mini offers 21.5K more tokens in context window than Grok 4. o4 mini is $24.50 cheaper per million tokens. Both models have their strengths depending on your specific coding needs.
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xAI
Grok 4, released by xAI on July 10, 2025, is a large language model featuring first-principles reasoning and comprehensive multimodal support. It features a 260K token context window and demonstrated strong performance on advanced reasoning and coding benchmarks. Grok 4 targets complex multi-step reasoning tasks, scientific analysis, and agentic workflows via the xAI API.
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OpenAI
OpenAI o4 mini, released by OpenAI in April 2025, is a compact reasoning model from the o4 family that combines multimodal understanding with efficient chain-of-thought processing. It features a 200K token context window and native image understanding, with strong performance on mathematics and coding benchmarks relative to its inference cost. o4 mini targets cost-sensitive applications requiring both visual reasoning and mathematical accuracy.
2 months newer
o4 mini
OpenAI
2025-04-16
Grok 4
xAI
2025-07-10
Pricing Comparison
Cost per million tokens (USD)
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Grok 4
Input:$5.00
Output:$25.00
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o4 mini
Input:$1.10
Output:$4.40($24.50 cheaper)
Performance Metrics
Context window and performance specifications
Average performance across 1 common benchmarks
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Grok 4
Average Score:21.1%
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o4 mini
Average Score:25.3%(+4.2%)
Performance comparison across key benchmark categories
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Grok 4
Agents21.1%
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o4 mini
Agents25.3%(+4.2%)
Provider Availability & Performance
Available providers and their performance metrics
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Grok 4
1 providers
xAI
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o4 mini
1 providers
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Grok 4
Avg Score:21.1%
Providers:1
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o4 mini
Avg Score:25.3%(+4.2%)
Providers:1