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GPT-3.5 Turbo vs o4-mini
Comprehensive side-by-side LLM comparison
o4-mini leads with 72.2% higher average benchmark score. o4-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. o4-mini supports multimodal inputs. Overall, o4-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
o4-mini was created as part of the next generation of OpenAI's reasoning models, designed to continue advancing the balance between analytical capability and operational efficiency. Built to bring cutting-edge reasoning techniques to applications requiring quick turnaround, it represents the evolution of compact reasoning-focused models.
2 years newer
GPT-3.5 Turbo
OpenAI
2023-03-21
o4-mini
OpenAI
2025-04-16
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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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o4-mini
Input:$1.10
Output:$4.40
Performance Metrics
Context window and performance specifications
Average performance across 3 common benchmarks
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GPT-3.5 Turbo
Average Score:10.3%
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o4-mini
Average Score:82.4%(+72.2%)
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Knowledge Cutoff
Training data recency comparison
GPT-3.5 Turbo
2021-09-30
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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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:10.3%
Providers:2
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o4-mini
Avg Score:82.4%(+72.2%)
Providers:1