Model Comparison
V4 Flash (Reasoning, High Effort)
vs. GPT-4o mini Realtime (Dec '24)
Comparing 2 AI models · 7 benchmarks · DeepSeek, OpenAI
Recommended Pick
Op GPT-4o mini Realtime (Dec '24) 2 metric wins Strongest on: Input price, Output price
Lowest Price
GPT-4o mini Realtime (Dec '24)
$0.00/1M input price
Composite Indices
Higher is better; speed and price are normalized
Standard Benchmarks
Only benchmarks with data are shown
Differences That Matter
Price gap
GPT-4o mini Realtime (Dec '24) is ∞x cheaper on input tokens than V4 Flash (Reasoning, High Effort).
Top-pick rationale
GPT-4o mini Realtime (Dec '24) wins 2 measurable categories, including Input price, Output price.
Response Face-Off
Run one prompt through the selected models and compare response quality with live speed and cost context.
V4 Flash (Reasoning, High Effort)
DeepSeek
TTFT
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Time
—
tok/s
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Tokens
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Cost
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GPT-4o mini Realtime (Dec '24)
OpenAI
TTFT
—
Time
—
tok/s
—
Tokens
—
Cost
—
Which answer was more useful?
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Full Comparison
| Metric | De V4 Flash (Reasoning, High Effort) | Top Pick Op GPT-4o mini Realtime (Dec '24) |
|---|---|---|
| Pricing per 1M tokens | ||
| Input Cost | $0.14/1M | $0.00/1M |
| Output Cost | $0.28/1M | $0.00/1M |
| Blended (3:1) | $0.18/1M | — |
| Specifications | ||
| Organization | DeepSeek | OpenAI |
| Release Date | Apr 24, 2026 | Dec 17, 2024 |
| Performance & Speed | ||
| Throughput | — | — |
| TTFT | — | — |
| Latency | — | — |
| Composite Indices | ||
| Value Score | 100.0 | — |
| Reasoning Score | 50.6 | — |
| Intelligence | 37.4 | — |
| Standard Benchmarks | ||
| GPQA | 86.7% | — |
| HLE | 27.8% | — |
| SciCode | 42.0% | — |
| LCR | 62.7% | — |
| IFBench | 73.5% | — |
| TAU-bench v2 | 95.6% | — |
| TerminalBench Hard | 38.6% | — |
Key Takeaways
GPT-4o mini Realtime (Dec '24) 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
V4 Flash (Reasoning, High Effort)
- General-purpose AI
- Versatile applications
GPT-4o mini Realtime (Dec '24)
- Cost-sensitive applications
- High-volume processing
