Model Comparison
GPT-4o (ChatGPT)
vs. GPT-4o mini Realtime (Dec '24)
Comparing 2 AI models · 7 benchmarks · OpenAI
Lowest Price
Op
GPT-4o (ChatGPT)
$0.00/1M input price
Composite Indices
Higher is better; speed and price are normalized
Standard Benchmarks
Only benchmarks with data are shown
Live compare
Response Face-Off
Run one prompt through the selected models and compare response quality with live speed and cost context.
GPT-4o (ChatGPT)
OpenAI
TTFT
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Time
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tok/s
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Tokens
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Cost
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Waiting
GPT-4o mini Realtime (Dec '24)
OpenAI
TTFT
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Time
—
tok/s
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Tokens
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Cost
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Waiting
Which answer was more useful?
Full Comparison
| Metric | Op GPT-4o (ChatGPT) | Op GPT-4o mini Realtime (Dec '24) |
|---|---|---|
| Pricing per 1M tokens | ||
| Input Cost | $0.00/1M | $0.00/1M |
| Output Cost | $0.00/1M | $0.00/1M |
| Specifications | ||
| Organization | OpenAI | OpenAI |
| Release Date | Feb 15, 2025 | Dec 17, 2024 |
| Performance & Speed | ||
| Throughput | — | — |
| TTFT | — | — |
| Latency | — | — |
| Composite Indices | ||
| Reasoning Score | 31.8 | — |
| Intelligence | 14.1 | — |
| Standard Benchmarks | ||
| GPQA | 51.1% | — |
| MMLU Pro | 77.3% | — |
| HLE | 3.7% | — |
| MATH 500 | 79.7% | — |
| AIME (Original) | 10.3% | — |
| SciCode | 33.4% | — |
| LCR | 53.0% | — |
Key Takeaways
GPT-4o (ChatGPT) offers the best value at $0.00/1M, making it ideal for high-volume applications and cost-conscious projects.
All models support context windows of ∞+ tokens, suitable for processing lengthy documents and maintaining extended conversations.
When to Choose Each Model
Op
GPT-4o (ChatGPT)
- Cost-sensitive applications
- High-volume processing
Op
GPT-4o mini Realtime (Dec '24)
- General-purpose AI
- Versatile applications
