Vercel AI Gateway
stepfun/step-3.5-flash
StepFun 3.5 Flash
- Status
- Removed
- First seen
- 2026-10-07 17:06 UTC
- Last seen
- 2026-10-07 21:10 UTC
- First evidence
- Catalog
- Best evidence
- Catalog
Metadata by source
Highlighted rows disagree between sources. Missing values show as unknown, not zero.
| Field | Vercel AI Gateway |
|---|
| Name | StepFun 3.5 Flash |
| Made by | stepfun |
| Context | 262.1k |
| Max output | 262.1k |
| Input price /M | $0.09 |
| Output price /M | $0.3 |
| Input | image, text |
| Output | text |
Release
- Model
- Step 3.5 Flash
- Lab
- StepFun
- Released
- 29 Jan 2026
3 sources agree
- models.dev metadata: released 29 Jan 2026 (11 hosts)
- OpenRouter catalog: listed on OpenRouter 29 Jan 2026
- Vercel AI Gateway: released 29 Jan 2026
- Epoch AI model data: released 2 Feb 2026 source
- models.dev metadata: released 2 Feb 2026 (3 hosts)
- models.dev metadata: released 11 Feb 2026 (2 hosts)
- First listed
- OpenRouter · 29 Jan 2026 (same day)
History
| Detected | Provider | Model | Change | Details | Evidence |
|---|
| Vercel AI Gateway | stepfun/step-3.5-flash | Removed | Removed from Vercel AI Gateway. Missing from 5 checks in a row since 2026-10-07 21:20 UTC | Catalog |