Compare AI models: GPT-6 Luna vs Step 5 Preview
- GPT-6 LunaOpenAIHollow 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-6 Luna | 50/100 — Reasoning supported; no comparable benchmark | 45/100 | 71/100 | 98/100 | 50/100 | 50/100 — Tool calling supported; no comparable benchmark |
| Step 5 Preview | 50/100 — Reasoning supported; no comparable benchmark | 50/100 — No data; neutral placeholder | 39/100 | 81/100 | 50/100 | 50/100 — Tool calling supported; no comparable benchmark |
Overview
Author
Context length
1.1M
1M
Reasoning
True
True
Input modalities
Text, Image, Pdf
Text, Image, Video
Output modalities
Text
Text
Providers
Pricing
Input
$0.10/ 1M
$1.00/ 1M
Output
$0.50/ 1M
$2.70/ 1M
Cached input
$0.01/ 1M
$0.05/ 1M
MomentumLast 2 mo
Unique users
446K
107K
Completed sessions
3,212,463
2,605,662
Token share
0.24%
0.69%
Tokens
2.5T+100%
7.1T+100%
AUG 25OCT 19
AUG 25OCT 19
RetentionWeek 1
Returning users
65.6%6.4K user-weeks
76.3%919 user-weeks