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Qwen3.5 0.8B (free)
qwen/
Qwen model · Served by DeepInfra · live on the gateway · :free available
Input / 1M
Free
Output / 1M
Free
Context
33K tokens
Max output
8K tokens
Input
Text
Released
11mo ago
Pricing
Input tokensFree per 1M
Output tokensFree per 1M
Provider list priceExactly what your balance is debited; our fee is charged when you buy credits
About Qwen3.5 0.8B (free)
Qwen instruction model for multilingual chat and tool use
FreeTools
What it supports
- Tool calling (function calling)
- JSON mode and structured output
- Image input (vision)
- Audio input
- Extended reasoning
- Streaming responses
- OpenAI SDK, Anthropic SDK and any OpenAI-compatible client
Make a request
curl https://rapidrouter.ai/api/v1/chat/completions \
-H "Authorization: Bearer $RAPIDROUTER_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "qwen/qwen3.5-0.8b:free",
"messages": [{ "role": "user", "content": "Hello" }]
}'Frequently asked
How do I call Qwen3.5 0.8B (free) through an OpenAI-compatible API?
Point any OpenAI-compatible client at https://rapidrouter.ai/api/v1 with a Rapid Router API key and set the model to qwen/qwen3.5-0.8b:free. The chat completions endpoint is https://rapidrouter.ai/api/v1/chat/completions.
What is the context window of Qwen3.5 0.8B (free)?
Qwen3.5 0.8B (free) has a context window of 32,768 tokens on Rapid Router, and returns up to 8,192 output tokens per reply.
Is there a free version of Qwen3.5 0.8B (free)?
Yes. Call qwen/qwen3.5-0.8b:free:free and the request is paid for from Rapid Router's sponsored daily pool, within the free tier's daily request limit.
What can Qwen3.5 0.8B (free) do?
On Rapid Router, Qwen3.5 0.8B (free) supports tool calling.