DeepSeek V4 Flash vs GPT-5.4 mini API Price Comparison
DeepSeek V4 FlashBudget
Official
$0.1400
/ 1M tokens
Best Price
$0.0158
/ 1M tokens
16 providers · 1049K Context
GPT-5.4 miniBudget
Official
$0.7500
/ 1M tokens
Best Price
$0.0259
/ 1M tokens
20 providers · 400K Context · 👁 Vision
At official prices, DeepSeek V4 Flash is ~81% cheaper. At the best relay price, DeepSeek V4 Flash is ~39% cheaper.
Price Comparison
| DeepSeek V4 Flash | GPT-5.4 mini | |
|---|---|---|
| Official input / 1M tokens | $0.1400 ✓ | $0.7500 |
| Official output / 1M tokens | $0.2800 ✓ | $4.5000 |
| Cheapest input / 1M tokens | $0.0158 ✓ | $0.0259 |
| Cheapest output / 1M tokens | $0.0315 ✓ | $0.1552 |
| providers | 16 | 20 |
| Context | 1049K | 400K |
| Vision | — | ✓ |
DeepSeek V4 Flash — All Providers
Detail page →GPT-5.4 mini — All Providers
Detail page →Frequently Asked Questions
Which is cheaper, DeepSeek V4 Flash or GPT-5.4 mini?
At official price, DeepSeek V4 Flash is cheaper by ~81%. At the best relay price, DeepSeek V4 Flash with a ~39% difference.
What context window do DeepSeek V4 Flash and GPT-5.4 mini support?
DeepSeek V4 Flash has a 1049K token context window; GPT-5.4 mini has 400K tokens.
Do DeepSeek V4 Flash and GPT-5.4 mini support image input?
DeepSeek V4 Flash does not support image input; GPT-5.4 mini supports image input.
What is the cheapest way to access DeepSeek V4 Flash or GPT-5.4 mini?
DeepSeek V4 Flash's lowest input price is $0.0158/1M tokens (RunAPI). GPT-5.4 mini's is $0.0259/1M tokens (dddAI). Relay providers typically offer lower prices with different SLA terms.
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