AI Recommendation
Should you use stepfun-ai/Step-3.5-Flash?
stepfun-ai/Step-3.5-Flash is listed for chat workloads and supports a 8K context window.
Use it when ModelScope's free tier is enough for evaluation, demos, or light production traffic.
stepfun-ai/Step-3.5-Flash Free API on ModelScope
Free API Verified Catalog profile Profile provider catalog metadata
StepFun Step 3.5 Flash is available free on NVIDIA NIM with up to 40 RPM and no daily token cap.
Free APIModelScope native
Context window 8K
Max output 4K
API format ModelScope native
Status Online
Best for
- Chat
Strengths & Weaknesses
Strengths
- Live API verification available
Watch outs
- Vision support is not listed
- Tool calling is not confirmed
Availability
stepfun-ai/Step-3.5-Flash availability by provider
We only found this stepfun-ai/Step-3.5-Flash listing on ModelScope in the current catalog. Use the related models section for nearby alternatives.
| Provider | Model listing | Access | Context | API | Limits |
|---|---|---|---|---|---|
| | stepfun-ai/Step-3.5-Flash | Free tier | 8K | Native | Varies |
Compare
stepfun-ai/Step-3.5-Flash alternatives to consider
| Model | Provider | Context | Access |
|---|---|---|---|
| Qwen/Qwen3.5-35B-A3B | ModelScope | 131K | Free tier |
| Qwen/Qwen3.5-27B | ModelScope | 131K | Free tier |
| Qwen/Qwen-Image | ModelScope | 131K | Check provider |
| deepseek-ai/DeepSeek-V3.2 | ModelScope | 8K | Free tier |
| deepseek-ai/DeepSeek-V4-Flash | ModelScope | 8K | Free tier |
Typical Use Cases
stepfun-ai/Step-3.5-Flash use cases
Chat
stepfun-ai/Step-3.5-Flash is tagged for chat in this catalog.
FAQ
stepfun-ai/Step-3.5-Flash free API FAQ
Is stepfun-ai/Step-3.5-Flash free to use?
stepfun-ai/Step-3.5-Flash is listed with free API access on ModelScope, subject to the provider's quota and account policy.
What is the stepfun-ai/Step-3.5-Flash model ID?
The model ID shown in this catalog is stepfun-ai/Step-3.5-Flash.
What context window does stepfun-ai/Step-3.5-Flash support?
The listed context window is 8K tokens with up to 4K output tokens.
More about stepfun-ai/Step-3.5-Flash
StepFun Step 3.5 Flash is available free on NVIDIA NIM with up to 40 RPM and no daily token cap. StepFun's latest flash-optimized model prioritizes speed and efficiency for high-throughput tasks while retaining strong general performance. OpenAI-compatible API. Requires free NVIDIA Developer Program membership and phone verification.
For API keys, setup steps, and provider-level limits, see the ModelScope provider page.