CompareAI models
- Qwen3.5 PlusAlibaba
- Step 3.5 Flash 2603StepFun
ReasoningCodingCost efficiencyContext windowMultimodalTool use
| Model | Reasoning | Coding | Cost efficiency | Context window | Multimodal | Tool use |
|---|---|---|---|---|---|---|
| Qwen3.5 Plus | 100/100 | No data | 52/100 | 82/100 | 40/100 | No data |
| Step 3.5 Flash 2603 | 100/100 | 92/100 | 85/100 | 50/100 | 0/100 | 90/100 |
Overview
Author
Context length
1M
256K
Reasoning
True
True
Input modalities
Text, Image, Video
Text
Output modalities
Text
Text
Providers
Pricing
Input
$0.40/ 1M
$0.10/ 1M
Output
$2.40/ 1M
$0.30/ 1M
Cached input
Unknown
$0.02/ 1M
MomentumLast 2 mo
Unique users
23K
No usage
Completed sessions
59,285
No usage
Token share
0.08%
No usage
Tokens
100B-56%
No usage
MAY 20JUL 14
No trend data
Related comparisons. Other model pairs to check.
Nearby alternativeQwen3.5 Plus vs Qwen3.7 PlusQwen3.5 Plus·Qwen3.7 PlusNearby alternativeStep 3.5 Flash 2603 vs Qwen3.7 PlusStep 3.5 Flash 2603·Qwen3.7 PlusRelated comparisonQwen3.5 Plus vs Qwen3.7 MaxQwen3.5 Plus·Qwen3.7 MaxRelated comparisonStep 3.5 Flash 2603 vs Qwen3.7 MaxStep 3.5 Flash 2603·Qwen3.7 Max