token.app › Compare › Claude Opus 5 (batch) vs DeepSeek V4.1 Flash 1017

Claude Opus 5 (batch) vs DeepSeek V4.1 Flash 1017

DeepSeek V4.1 Flash 1017 is 19× cheaper per token on a blended 3:1 basis. DeepSeek V4.1 Flash 1017 accepts the larger context window (1.0M).

Head to head
Blended price uses a 3:1 input:output mix
Claude Opus 5 (batch)DeepSeek V4.1 Flash 1017
ProviderAnthropicDeepSeek
Input $/1M$2.50$0.150
Output $/1M$12.50$0.600
Blended $/1M$5.00$0.262
Context window1M1.0M
Max output128K393K
ReleasedJul 2026Oct 2026
LicenceProprietaryOpen weights
Choose Claude Opus 5 (batch) if…
  • No clear advantage on the data we hold.
Choose DeepSeek V4.1 Flash 1017 if…
  • Costs less per token — $0.262 vs $5.00 blended
  • Larger context window (1.0M)
  • Open weights — self-hostable
  • Newer model (released Oct 2026)
FAQ
Which is better, Claude Opus 5 (batch) or DeepSeek V4.1 Flash 1017?
We do not hold independently-run benchmark scores covering both Claude Opus 5 (batch) and DeepSeek V4.1 Flash 1017, so we make no quality claim. Their pricing and specifications are compared on this page.
Is Claude Opus 5 (batch) cheaper than DeepSeek V4.1 Flash 1017?
DeepSeek V4.1 Flash 1017 is cheaper: $0.262 versus $5.00 per million tokens blended at 3:1 input:output. Input alone: $2.50 vs $0.150. Output alone: $12.50 vs $0.600.
What context windows do Claude Opus 5 (batch) and DeepSeek V4.1 Flash 1017 have?
Claude Opus 5 (batch): 1,000,000 tokens. DeepSeek V4.1 Flash 1017: 1,048,576 tokens.
Who makes Claude Opus 5 (batch) and DeepSeek V4.1 Flash 1017?
Claude Opus 5 (batch) is made by Anthropic. DeepSeek V4.1 Flash 1017 is made by DeepSeek.
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