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Compare AI models: DeepSeek V4 Flash vs LongCat-2.5-Preview

  1. DeepSeek V4 FlashDeepSeek
  2. LongCat-2.5-PreviewMeituanHollow points use fallbacks · hover for details
ReasoningCodingCost efficiencyContext windowMultimodalTool use
Normalized model capability scores
ModelReasoningCodingCost efficiencyContext windowMultimodalTool use
DeepSeek V4 Flash25/10075/10058/10081/1000/1000/100
LongCat-2.5-Preview50/100 — Reasoning supported; no comparable benchmark50/100 — No data; neutral placeholder58/10081/10033/10050/100 — Tool calling supported; no comparable benchmark
Overview
Author
Context length
1M
1M
Reasoning
True
True
Input modalities
Text
Text, Image
Output modalities
Text
Text
Providers
Pricing
Input
$0.30/ 1M
$0.30/ 1M
Output
$1.20/ 1M
$1.20/ 1M
Cached input
$0.006/ 1M
$0.006/ 1M
MomentumLast 2 mo
Unique users
3.5M
123K
Completed sessions
36,494,254
5,811,026
Token share
19.1%
0.53%
Tokens
184T-6%
5.1T+100%
AUG 15OCT 9
AUG 15OCT 9
RetentionWeek 1
Returning users
62.5%418K user-weeks
Pending

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