Compare AI models: GPT-5 Nano vs Step 5 Preview
- GPT-5 NanoOpenAIHollow points use fallbacks · hover for details
- Step 5 PreviewStepFunHollow points use fallbacks · hover for details
ReasoningCodingCost efficiencyContext windowMultimodalTool use
| Model | Reasoning | Coding | Cost efficiency | Context window | Multimodal | Tool use |
|---|---|---|---|---|---|---|
| GPT-5 Nano | 50/100 — Reasoning supported; no comparable benchmark | 50/100 — No data; neutral placeholder | 75/100 | 73/100 | 33/100 | 50/100 — Tool calling supported; no comparable benchmark |
| Step 5 Preview | 50/100 — Reasoning supported; no comparable benchmark | 50/100 — No data; neutral placeholder | 35/100 | 81/100 | 50/100 | 50/100 — Tool calling supported; no comparable benchmark |
Overview
Author
Context length
400K
1M
Reasoning
True
True
Input modalities
Text, Image
Text, Image, Video
Output modalities
Text
Text
Providers
Pricing
Input
$0.05/ 1M
$1.05/ 1M
Output
$0.40/ 1M
$2.99/ 1M
Cached input
$0.005/ 1M
$0.10/ 1M
MomentumLast 2 mo
Unique users
7.5K
125K
Completed sessions
56,331
2,665,021
Token share
0%
0.53%
Tokens
5B+16%
7.2T+100%
SEP 12NOV 6
SEP 12NOV 6
RetentionWeek 1
Returning users
Pending
59.2%2.2K user-weeks
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