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Compare AI models: Claude Sonnet 4.6 vs DeepSeek V4.1 Flash

  1. Claude Sonnet 4.6Anthropic
  2. DeepSeek V4.1 FlashDeepSeek
ReasoningCodingCost efficiencyContext windowMultimodalTool use
Normalized model capability scores
ModelReasoningCodingCost efficiencyContext windowMultimodalTool use
Claude Sonnet 4.628/10071/10010/10081/10050/10022/100
DeepSeek V4.1 Flash100/100100/10057/10081/10033/10092/100
Overview
Author
Context length
1M
1M
Reasoning
True
True
Input modalities
Text, Image, Pdf
Text, Image
Output modalities
Text
Text
Providers
Pricing
Input
$3.17/ 1M
$0.30/ 1M
Output
$16/ 1M
$1.20/ 1M
Cached input
$0.32/ 1M
$0.006/ 1M
MomentumLast 2 mo
Unique users
1
6M
Completed sessions
26
168,664,944
Token share
0%
52.6%
Tokens
3.1M+100%
735T+1,685%
SEP 17NOV 11
SEP 17NOV 11
RetentionWeek 1
Returning users
Pending
75.6%637K user-weeks

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