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Compare AI models: LongCat-2.5-Preview vs Step 5 Preview

  1. LongCat-2.5-PreviewMeituanHollow points use fallbacks · hover for details
  2. Step 5 PreviewStepFunHollow points use fallbacks · hover for details
ReasoningCodingCost efficiencyContext windowMultimodalTool use
Normalized model capability scores
ModelReasoningCodingCost efficiencyContext windowMultimodalTool use
LongCat-2.5-Preview50/100 — Reasoning supported; no comparable benchmark50/100 — No data; neutral placeholder56/10081/10033/10050/100 — Tool calling supported; no comparable benchmark
Step 5 Preview50/100 — Reasoning supported; no comparable benchmark50/100 — No data; neutral placeholder38/10081/10050/10050/100 — Tool calling supported; no comparable benchmark
Overview
Author
Context length
1M
1M
Reasoning
True
True
Input modalities
Text, Image
Text, Image, Video
Output modalities
Text
Text
Providers
Pricing
Input
$0.30/ 1M
$1.00/ 1M
Output
$1.20/ 1M
$2.70/ 1M
Cached input
$0.006/ 1M
$0.05/ 1M
MomentumLast 2 mo
Unique users
264K
109K
Completed sessions
15,067,892
2,612,697
Token share
0.81%
0.67%
Tokens
8.7T+100%
7.1T+100%
AUG 26OCT 20
AUG 26OCT 20
RetentionWeek 1
Returning users
63.8%1.7K user-weeks
76.3%919 user-weeks

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