token.app › Compare › Claude Sonnet Latest vs DeepSeek V4 Flash 0731

Claude Sonnet Latest vs DeepSeek V4 Flash 0731

DeepSeek V4 Flash 0731 is 6.1× cheaper per token on a blended 3:1 basis. DeepSeek V4 Flash 0731 accepts the larger context window (1.0M).

Head to head
Blended price uses a 3:1 input:output mix
Claude Sonnet LatestDeepSeek V4 Flash 0731
ProviderAnthropicDeepSeek
Input $/1M$2.00$0.440
Output $/1M$10.00$1.32
Blended $/1M$4.00$0.660
Context window1M1.0M
Max output128K131K
ReleasedApr 2026Jul 2026
LicenceProprietaryOpen weights
Choose Claude Sonnet Latest if…
  • No clear advantage on the data we hold.
Choose DeepSeek V4 Flash 0731 if…
  • Costs less per token — $0.660 vs $4.00 blended
  • Larger context window (1.0M)
  • Open weights — self-hostable
  • Newer model (released Jul 2026)
FAQ
Which is better, Claude Sonnet Latest or DeepSeek V4 Flash 0731?
We do not hold independently-run benchmark scores covering both Claude Sonnet Latest and DeepSeek V4 Flash 0731, so we make no quality claim. Their pricing and specifications are compared on this page.
Is Claude Sonnet Latest cheaper than DeepSeek V4 Flash 0731?
DeepSeek V4 Flash 0731 is cheaper: $0.660 versus $4.00 per million tokens blended at 3:1 input:output. Input alone: $2.00 vs $0.440. Output alone: $10.00 vs $1.32.
What context windows do Claude Sonnet Latest and DeepSeek V4 Flash 0731 have?
Claude Sonnet Latest: 1,000,000 tokens. DeepSeek V4 Flash 0731: 1,048,576 tokens.
Who makes Claude Sonnet Latest and DeepSeek V4 Flash 0731?
Claude Sonnet Latest is made by Anthropic. DeepSeek V4 Flash 0731 is made by DeepSeek.
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