Qwen3.5 400B VLM by NVIDIA NIM

Free coding model via NVIDIA NIM (tier S, SWE-bench ~68%).

Access
Free API tier
Free limits
Free tier
Modality
code, text
Credit card
Not required
Commercial use
Unclear, verify
Context window
128,000 tokens
Performance tier
Strong
Model ID
qwen/qwen3.5-397b-a17b
Last verified
June 2026

Frequently asked

Is Qwen3.5 400B VLM free?

Yes. NVIDIA NIM offers it as Free API tier with these limits: Free tier. No credit card is required.

Can I use Qwen3.5 400B VLM commercially?

Commercial terms are not clearly documented. Check the provider's current terms before shipping.

How do I start using Qwen3.5 400B VLM?

Free coding model via NVIDIA NIM (tier S, SWE-bench ~68%).

Building with this model?

We wire free-tier and open-weight models into production stacks: evals against your real inputs, failover, cost caps.

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