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o3 vs o4-mini
Comprehensive side-by-side LLM comparison
o3 leads with 22.2% higher average benchmark score. o4-mini is $4.50 cheaper per million tokens. Overall, o3 is the stronger choice for coding tasks.
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OpenAI
o3 is a multimodal language model developed by OpenAI. It achieves strong performance with an average score of 67.5% across 22 benchmarks. It excels particularly in COLLIE (98.4%), AIME 2024 (91.6%), ARC-AGI (88.0%). It supports a 300K token context window for handling large documents. The model is available through 1 API provider. As a multimodal model, it can process and understand text, images, and other input formats seamlessly. Released in 2025, it represents OpenAI's latest advancement in AI technology.
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OpenAI
o4-mini is a multimodal language model developed by OpenAI. It achieves strong performance with an average score of 66.5% across 14 benchmarks. It excels particularly in AIME 2024 (93.4%), AIME 2025 (92.7%), MathVista (84.3%). It supports a 300K token context window for handling large documents. The model is available through 1 API provider. As a multimodal model, it can process and understand text, images, and other input formats seamlessly. Released in 2025, it represents OpenAI's latest advancement in AI technology.
Launched on the same date
o3
OpenAI
2025-04-16
o4-mini
OpenAI
2025-04-16
Pricing Comparison
Cost per million tokens (USD)
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o3
Input:$2.00
Output:$8.00
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o4-mini
Input:$1.10
Output:$4.40($4.50 cheaper)
Performance Metrics
Context window and performance specifications
Average performance across 25 common benchmarks
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o3
Average Score:59.4%(+22.2%)
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o4-mini
Average Score:37.2%
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Knowledge Cutoff
Training data recency comparison
o3
2024-05-31
o4-mini
2024-05-31
More recent knowledge cutoff means awareness of newer technologies and frameworks
Provider Availability & Performance
Available providers and their performance metrics
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o3
1 providers
OpenAI
Throughput: 50 tok/s
Latency: 20ms
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o4-mini
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o3
Avg Score:59.4%(+22.2%)
Providers:1
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o4-mini
Avg Score:37.2%
Providers:1