stepfun-ai/Step-3.5-Flash
Name unknown
- Status
- Listed
- First seen
- 2026-10-07 17:06 UTC
- Last seen
- 2026-10-07 21:48 UTC
- First evidence
- Catalog
- Best evidence
- Catalog
| Seen by | Evidence | State | Last seen |
|---|---|---|---|
| Hugging Face router | Catalog | Listed |
Metadata by source
Highlighted rows disagree between sources. Missing values show as unknown, not zero.
| Field | Hugging Face router |
|---|---|
| Made by | stepfun-ai |
| Context | 262.1k |
| Input | text |
| Output | text |
Release
- Model
- Step 3.5 Flash
- Lab
- StepFun
- Released
- 29 Jan 2026Sources differ
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
Nothing here yet
No changes recorded for this model since the baseline.