Claude 3 Haiku vs DeepSeek V4 Flash
Compare Claude 3 Haiku by Anthropic against DeepSeek V4 Flash by DeepSeek, in 4 community votes, deepseek v4 flash wins 100% of head-to-head duels, context windows of 200K vs 1.0M, tested across 54 shared challenges.
Reasoning: DeepSeek V4 Flash wins 100% of votes
Our Verdict
DeepSeek V4 FlashWinner
Claude 3 HaikuRunner-up
Pick DeepSeek V4 Flash. In 4 blind votes, DeepSeek V4 Flash wins 100% of the time. That's not luck.
DeepSeek V4 Flash particularly excels in Reasoning. DeepSeek V4 Flash is 4.5x cheaper per token — worth considering if cost matters.
Clear winner
API pricing
Cost per 1M tokens
Claude 3 Haiku
Input
$0.25
Output
$1.25
DeepSeek V4 Flash
Input
$0.14
1.8× cheaper
Output
$0.28
4.5× cheaper
DeepSeek V4 Flash is cheaper on both — 1.8× input, 4.5× output
Writing DNA
Style Comparison
Similarity
62%
DeepSeek V4 Flash uses 40.9x more headings
Claude 3 Haiku
DeepSeek V4 Flash
50%Vocabulary54%
22wSentence Length17w
0.71Hedging0.52
0.3Bold3.6
5.9Lists2.6
0.00Emoji0.00
0.00Headings0.41
0.08Transitions0.19
Based on 13 + 27 text responses
Research
What we learned reading every model
FAQ
