Qwen 3.5 397B A17B API

qwen/qwen3.5-397b-a17b

Use Qwen 3.5 397B A17B by Alibaba through the Solo Router API: 131K-token context and streaming. $0.715 per million input tokens and $4.55 per million output tokens, billed from prepaid credit.

Input
$0.715
per 1M tokens
Output
$4.55
per 1M tokens
Cached input
$0.144
per 1M tokens
Context window
131K
tokens

Example request

curl https://solorouter.ai/api/v1/chat/completions \
  -H "Authorization: Bearer $SOLO_KEY" -H "Content-Type: application/json" \
  -d '{"model": "qwen/qwen3.5-397b-a17b", "messages": [{"role": "user", "content": "Hello"}], "stream": true}'

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Frequently asked questions

How much does the Qwen 3.5 397B A17B API cost?

$0.715 per million input tokens and $4.55 per million output tokens, and $0.144 per million cached input tokens. You pay from prepaid credit with no monthly fee.

How do I get Qwen 3.5 397B A17B API access?

Sign in to Solo Router with Google, create an API key and set "model": "qwen/qwen3.5-397b-a17b" in a chat-completions request to https://solorouter.ai/api/v1.

What is the context window of Qwen 3.5 397B A17B?

131,072 tokens.

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