Claude Sonnet 4.6 vs DeepSeek V4 Flash
Cost and capability comparison. For a sample workload of 1,000 input and 500 output tokens across 100,000 requests/month, DeepSeek V4 Flash is cheaper by about $1,022.00/month.
| Claude Sonnet 4.6 | DeepSeek V4 Flash | |
|---|---|---|
| Provider | anthropic | deepseek |
| Input / 1M | $3.00 | $0.1400 |
| Output / 1M | $15.00 | $0.2800 |
| Per request (sample) | $0.0105 | $0.000280 |
| Monthly (sample) | $1,050.00 | $28.00 |
| Context window | 1,000,000 | 1,000,000 |
| Vision | Yes | No |
| Reasoning | Yes | No |
FAQ
Which is cheaper, Claude Sonnet 4.6 or DeepSeek V4 Flash?
For a workload of 1,000 input and 500 output tokens over 100,000 requests/month, DeepSeek V4 Flash is cheaper, costing about $28.00/month versus $1,050.00/month.
What is the context window of Claude Sonnet 4.6 and DeepSeek V4 Flash?
Claude Sonnet 4.6 supports 1,000,000 tokens, while DeepSeek V4 Flash supports 1,000,000 tokens.
Estimates for planning only. Verify current pricing with each provider.