CompareAI models
- Qwen3.5 PlusAlibaba
- DeepSeek V4.1 FlashDeepSeek
ReasoningCodingCost efficiencyContext windowMultimodalTool use
| Model | Reasoning | Coding | Cost efficiency | Context window | Multimodal | Tool use |
|---|---|---|---|---|---|---|
| Qwen3.5 Plus | 100/100 | No data | 49/100 | 81/100 | 33/100 | No data |
| DeepSeek V4.1 Flash | 100/100 | No data | 63/100 | 81/100 | 33/100 | No data |
Overview
Author
Context length
1M
1M
Reasoning
True
True
Input modalities
Text, Image, Video
Text, Image
Output modalities
Text
Text
Providers
Pricing
Input
$0.40/ 1M
$0.30/ 1M
Output
$2.50/ 1M
$1.20/ 1M
Cached input
$0.04/ 1M
$0.006/ 1M
MomentumLast 2 mo
Unique users
27K
316K
Completed sessions
17,911
5,442,901
Token share
0%
6.35%
Tokens
21B-41%
40T+100%
JUL 23SEP 16
JUL 23SEP 16
RetentionWeek 1
Returning users
69.8%285 user-weeks
Pending
Related comparisons. Other model pairs to check.
Nearby alternativeQwen3.5 Plus vs Gemma-SEA-LION-v4-27B-ITQwen3.5 Plus·Gemma-SEA-LION-v4-27B-ITNearby alternativeDeepSeek V4.1 Flash vs Gemma-SEA-LION-v4-27B-ITDeepSeek V4.1 Flash·Gemma-SEA-LION-v4-27B-ITRelated comparisonQwen3.5 Plus vs Qwen3.8 Max 0902Qwen3.5 Plus·Qwen3.8 Max 0902Related comparisonDeepSeek V4.1 Flash vs Qwen3.8 Max 0902DeepSeek V4.1 Flash·Qwen3.8 Max 0902