DeepSeek V4 Pro vs Gemini 3.5 Flash API Price Comparison
DeepSeek V4 ProMid-tier
Official
$0.4350
/ 1M tokens
Best Price
$0.4350
/ 1M tokens
7 providers · 1049K Context
Gemini 3.5 FlashMid-tier
Official
$1.5000
/ 1M tokens
Best Price
$1.5000
/ 1M tokens
4 providers · 1000K Context · 👁 Vision
At official prices, DeepSeek V4 Pro is ~71% cheaper. At the best relay price, DeepSeek V4 Pro is ~71% cheaper.
Price Comparison
| DeepSeek V4 Pro | Gemini 3.5 Flash | |
|---|---|---|
| Official input / 1M tokens | $0.4350 ✓ | $1.5000 |
| Official output / 1M tokens | $0.8700 ✓ | $9.0000 |
| Cheapest input / 1M tokens | $0.4350 ✓ | $1.5000 |
| Cheapest output / 1M tokens | $0.8700 ✓ | $9.0000 |
| providers | 7 | 4 |
| Context | 1049K | 1000K |
| Vision | — | ✓ |
DeepSeek V4 Pro — All Providers
Detail page →Gemini 3.5 Flash — All Providers
Detail page →Frequently Asked Questions
Which is cheaper, DeepSeek V4 Pro or Gemini 3.5 Flash?
At official price, DeepSeek V4 Pro is cheaper by ~71%. At the best relay price, DeepSeek V4 Pro with a ~71% difference.
What context window do DeepSeek V4 Pro and Gemini 3.5 Flash support?
DeepSeek V4 Pro has a 1049K token context window; Gemini 3.5 Flash has 1000K tokens.
Do DeepSeek V4 Pro and Gemini 3.5 Flash support image input?
DeepSeek V4 Pro does not support image input; Gemini 3.5 Flash supports image input.
What is the cheapest way to access DeepSeek V4 Pro or Gemini 3.5 Flash?
DeepSeek V4 Pro's lowest input price is $0.4350/1M tokens (OpenRouter). Gemini 3.5 Flash's is $1.5000/1M tokens (302.AI). Relay providers typically offer lower prices with different SLA terms.
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