Qwen 3.5 397B API: Pricing and Specs

Qwen 3.5 397B API

Qwen 3.5 397B is a large language model by Alibaba Qwen, available on the Venice API as qwen3-5-397b-a17b. Requests are anonymized, so the provider never sees your identity.Qwen 3.5 is a reasoning model from Alibaba featuring a 397B parameter Mixture-of-Experts architecture with 17B active parameters. It excels at complex reasoning, coding, and general knowledge tasks.

Qwen 3.5 397B API pricing

Model ID	Variant	Privacy	Price
`qwen3-5-397b-a17b`	Standard	Anonymized	$0.75 / $4.50 per 1M

Qwen 3.5 397B specifications

Spec	Value
Provider	Alibaba Qwen
Released	Feb 16, 2026
Privacy	Anonymized
Status	Stable
Open weights	Yes
Context window	128K tokens
Max output	32K tokens
Reasoning effort	none, low, medium, high

How to use the Qwen 3.5 397B API

Send requests to POST https://api.venice.ai/api/v1/chat/completions with "model": "qwen3-5-397b-a17b" and your API key.

curl https://api.venice.ai/api/v1/chat/completions \
  -H "Authorization: Bearer $VENICE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "qwen3-5-397b-a17b",
    "messages": [{ "role": "user", "content": "Explain TEE attestation in two sentences." }],
    "reasoning_effort": "low"
  }'

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Qwen 3.5 397B API

Qwen 3.5 397B API pricing

Qwen 3.5 397B specifications

How to use the Qwen 3.5 397B API

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