StepFun Context Window (1.05M)
StepFun's largest context window is 1.05M tokens, on Step 5 Preview.
Data sourced from OpenRouter API and manual data collection | Last updated: Nov 3, 2026, 8:01 AM UTC
1M Context Window AI Models
| Model Name | Context | Input | Output | Context Score | |
|---|---|---|---|---|---|
| 1.05M | 985K | 64K | 71 |
🤖 Generate website with AI 👆
Join the beta waitlist and get 50% off your first 3 months.
256K Context Window AI Models
| Model Name | Context | Input | Output | Context Score | |
|---|---|---|---|---|---|
| 262K | 197K | 65.5K | 53 | ||
| 262K | 31.7K | 230K | 53 |
🤖 Generate website with AI 👆
Join the beta waitlist and get 50% off your first 3 months.
Frequently asked questions
How large is the StepFun context window?
StepFun's largest context window is 1.05M tokens, on Step 5 Preview.