CompareAI models
- GPT-5 NanoOpenAI
- Step 3.5 Flash 2603StepFun
ReasoningCodingCost efficiencyContext windowMultimodalTool use
| Model | Reasoning | Coding | Cost efficiency | Context window | Multimodal | Tool use |
|---|---|---|---|---|---|---|
| GPT-5 Nano | 100/100 | No data | 82/100 | 72/100 | 33/100 | No data |
| Step 3.5 Flash 2603 | 100/100 | 92/100 | 83/100 | 52/100 | 0/100 | 90/100 |
Overview
Author
Context length
400K
256K
Reasoning
True
True
Input modalities
Text, Image
Text
Output modalities
Text
Text
Providers
Pricing
Input
$0.05/ 1M
$0.10/ 1M
Output
$0.40/ 1M
$0.30/ 1M
Cached input
$0.005/ 1M
$0.02/ 1M
MomentumLast 2 mo
Unique users
14K
No usage
Completed sessions
92,513
No usage
Token share
0%
No usage
Tokens
6.7B-67%
No usage
JUL 28SEP 21
No trend data
RetentionWeek 1
Returning users
Pending
Pending
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