Compare · ModelsLive · 2 picked · head to head
GPT-5.4 Pro vs DeepSeek V4 Pro
Side by side · benchmarks, pricing, and signals you can act on.
Winner summary
GPT-5.4 Pro wins on 0/0 benchmarks
Not enough overlapping benchmarks to declare a winner yet · GPT-5.4 Pro · DeepSeek V4 Pro are still filling in scores.
Hype vs Reality
Attention vs performance
GPT-5.4 Pro
#26 by perf·no signal
DeepSeek V4 Pro
no bench·no signal
Vendor risk
Mixed exposure
One or more vendors flagged
OpenAI
$840.0B·Tier 1
DeepSeek
$3.4B·Tier 1
Pricing · per 1M tokens · projected $/mo at 10M tokens
| Model | Input | Output | Context | Projected $/mo |
|---|---|---|---|---|
| $30.00 | $180.00 | 1.1M tokens (~525 books) | $675.00 | |
| $0.43 | $0.87 | 1.0M tokens (~524 books) | $5.44 |