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o1 mini vs o3
Comprehensive side-by-side LLM comparison
o3 offers 106.5K more tokens in context window than o1 mini. o1 mini is $44.50 cheaper per million tokens. o3 supports multimodal inputs. Both models have their strengths depending on your specific coding needs.
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OpenAI
OpenAI o1 mini, released by OpenAI in September 2024, is a lightweight reasoning model from the o1 family optimized for efficient STEM problem-solving at lower cost and latency. It features a 128K token context window and applies chain-of-thought reasoning specifically tuned for mathematics, science, and coding tasks. o1 mini targets use cases where rapid, cost-efficient reasoning is preferred over the broader capabilities of the full o1 model.
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OpenAI
OpenAI o3, released by OpenAI in April 2025, is a large reasoning model that applies extended chain-of-thought processing to deliver improved performance on complex math, science, and coding tasks. It features a 200K token context window and native image understanding, with demonstrated strong results on mathematics and software engineering benchmarks. o3 targets demanding analytical and engineering tasks where deliberate, multi-step reasoning produces significantly better outcomes than direct generation.
7 months newer
o1 mini
OpenAI
2024-09-12
o3
OpenAI
2025-04-16
Pricing Comparison
Cost per million tokens (USD)
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o1 mini
Input:$1.10
Output:$4.40($44.50 cheaper)
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o3
Input:$10.00
Output:$40.00
Performance Metrics
Context window and performance specifications
Provider Availability & Performance
Available providers and their performance metrics
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o1 mini
1 providers
OpenAI
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o3
1 providers
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o1 mini
Avg Score:0.0%
Providers:1
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o3
Avg Score:0.0%
Providers:1