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GPT-3.5 Turbo vs o3-mini
Comprehensive side-by-side LLM comparison
o3-mini leads with 38.5% higher average benchmark score. o3-mini offers 279.5K more tokens in context window than GPT-3.5 Turbo. GPT-3.5 Turbo is $3.50 cheaper per million tokens. Overall, o3-mini is the stronger choice for coding tasks.
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OpenAI
GPT-3.5 Turbo was developed as an optimized version of GPT-3.5, designed to provide a balance of capability and efficiency for conversational and completion tasks. Built to serve as a cost-effective option for applications requiring reliable language understanding and generation, it became widely adopted for chatbots, content generation, and general-purpose AI assistance.
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OpenAI
o3-mini was created as an efficient variant of the o3 reasoning model, designed to provide advanced thinking capabilities with reduced computational requirements. Built to make next-generation reasoning accessible to a broader range of applications, it balances analytical depth with practical speed and cost considerations.
1 year newer
GPT-3.5 Turbo
OpenAI
2023-03-21
o3-mini
OpenAI
2025-01-30
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Pricing Comparison
Cost per million tokens (USD)
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GPT-3.5 Turbo
Input:$0.50
Output:$1.50($3.50 cheaper)
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o3-mini
Input:$1.10
Output:$4.40
Performance Metrics
Context window and performance specifications
Average performance across 4 common benchmarks
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GPT-3.5 Turbo
Average Score:50.0%
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o3-mini
Average Score:88.5%(+38.5%)
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Knowledge Cutoff
Training data recency comparison
GPT-3.5 Turbo
2021-09-30
o3-mini
2023-09-30
More recent knowledge cutoff means awareness of newer technologies and frameworks
Provider Availability & Performance
Available providers and their performance metrics
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GPT-3.5 Turbo
2 providers
Azure
Throughput: 90 tok/s
Latency: 0.8ms
OpenAI
Throughput: 100 tok/s
Latency: 0.5ms
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GPT-3.5 Turbo
Avg Score:50.0%
Providers:2
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o3-mini
Avg Score:88.5%(+38.5%)
Providers:2