Claude Sonnet 4.6 vs DeepSeek V4 Pro API Price Comparison
Prices updated: ·49 quotes
As of : At official rates, Claude Sonnet 4.6 is $3.0000/1M input tokens and DeepSeek V4 Pro is $0.6600 — DeepSeek V4 Pro is ~78% cheaper than Claude Sonnet 4.6. Via relay providers, the lowest Claude Sonnet 4.6 rate is $0.0952 (dddAI) and DeepSeek V4 Pro is $0.1428 (dddAI). Context windows: Claude Sonnet 4.6 1024K, DeepSeek V4 Pro 1049K. Claude Sonnet 4.6 supports image input. 49 provider quotes tracked (Claude Sonnet 4.6: 31, DeepSeek V4 Pro: 18), updated daily.
Claude Sonnet 4.6Mid-tier
Official
$3.0000
/ 1M tokens
Best Price
$0.0952
/ 1M tokens
31 providers · 1024K Context · 👁 Vision
DeepSeek V4 ProMid-tier
Official
$0.6600
/ 1M tokens
Best Price
$0.1428
/ 1M tokens
18 providers · 1049K Context
At official prices, DeepSeek V4 Pro is ~78% cheaper. At the best relay price, Claude Sonnet 4.6 is ~33% cheaper.
Price Comparison
| Claude Sonnet 4.6 | DeepSeek V4 Pro | |
|---|---|---|
| Official input / 1M tokens | $3.0000 | $0.6600 ✓ |
| Official output / 1M tokens | $15.0000 | $1.9800 ✓ |
| Cheapest input / 1M tokens | $0.0952 ✓ | $0.1428 |
| Cheapest output / 1M tokens | $0.4759 | $0.4283 ✓ |
| providers | 31 | 18 |
| Context | 1024K | 1049K |
| Vision | ✓ | — |
Claude Sonnet 4.6 — All Providers
Detail page →DeepSeek V4 Pro — All Providers
Detail page →Frequently Asked Questions
Which is cheaper, Claude Sonnet 4.6 or DeepSeek V4 Pro?
At official price, DeepSeek V4 Pro is cheaper by ~78%. At the best relay price, Claude Sonnet 4.6 with a ~33% difference.
What context window do Claude Sonnet 4.6 and DeepSeek V4 Pro support?
Claude Sonnet 4.6 has a 1024K token context window; DeepSeek V4 Pro has 1049K tokens.
Do Claude Sonnet 4.6 and DeepSeek V4 Pro support image input?
Claude Sonnet 4.6 supports image input; DeepSeek V4 Pro does not support image input.
What is the cheapest way to access Claude Sonnet 4.6 or DeepSeek V4 Pro?
Claude Sonnet 4.6's lowest input price is $0.0952/1M tokens (dddAI). DeepSeek V4 Pro's is $0.1428/1M tokens (dddAI). Relay providers typically offer lower prices with different SLA terms.
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