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o1 vs o4 mini
Comprehensive side-by-side LLM comparison
o1 leads with 1.5% higher average benchmark score. o4 mini is $69.50 cheaper per million tokens. Both models have their strengths depending on your specific coding needs.
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OpenAI
OpenAI o1, released by OpenAI in December 2024, is a reasoning-focused large language model that applies extended chain-of-thought processing before generating responses. It features a 200K token context window and native image understanding, demonstrating strong performance on STEM benchmarks requiring multi-step reasoning. o1 targets mathematics, science, and coding tasks where careful deliberation over the problem produces more accurate outputs than direct generation.
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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.
4 months newer
o1
OpenAI
2024-12-05
o4 mini
OpenAI
2025-04-16
Pricing Comparison
Cost per million tokens (USD)
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o1
Input:$15.00
Output:$60.00
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o4 mini
Input:$1.10
Output:$4.40($69.50 cheaper)
Performance Metrics
Context window and performance specifications
Average performance across 2 common benchmarks
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o1
Average Score:2.6%(+1.5%)
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o4 mini
Average Score:1.1%
Performance comparison across key benchmark categories
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o1
Agents6.3%(+3.0%)
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o4 mini
Agents3.3%
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Knowledge Cutoff
Training data recency comparison
o1
2023-10
More recent knowledge cutoff means awareness of newer technologies and frameworks
Provider Availability & Performance
Available providers and their performance metrics
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o1
1 providers
OpenAI
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o4 mini
1 providers
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o1
Avg Score:2.6%(+1.5%)
Providers:1
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o4 mini
Avg Score:1.1%
Providers:1