LLM Perks

Qwen SEA-LION V4.5 27B

Alibaba Cloud · All Qwen models
Free right now Mid-size
Tool useLong contextOpen weights

Qwen SEA-LION V4.5 27B is a language model with 27B parameters from Alibaba Cloud. It is currently free at 1 provider with up to 262K tokens of context. The model supports tool calling. Its weights are open, so it can also run locally.

Developer
Alibaba Cloud
Parameters
27B
Context
262K tokens
Type
Text
License
Open weights

Where to use Qwen SEA-LION V4.5 27B for free

Each row is a separate free endpoint with its own limits.

ProviderContextLimitCard
UnoRouter
qwen-sea-lion-v4.5-27b-it:free
262K No-card free models use shared capacity and per-model limits; availability can change. No Open

Quick start

curl https://api.unorouter.com/v1/chat/completions \
  -H "Authorization: Bearer $UNOROUTER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "qwen-sea-lion-v4.5-27b-it:free",
    "messages": [{"role": "user", "content": "Hello!"}]
  }'

Example for UnoRouter. Any OpenAI-compatible client works: Cursor, Cline, OpenCode, Open WebUI.

Benchmarks

This model is not on the Artificial Analysis leaderboard yet. We do not publish our own estimates.

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FAQ

Is Qwen SEA-LION V4.5 27B free?

Yes. As of September 26, 2026, Qwen SEA-LION V4.5 27B is free at UnoRouter. Each provider has its own limits — see the table above.

What is the context window of Qwen SEA-LION V4.5 27B?

The largest context among free routes is 262,144 tokens. Some providers cap it lower.

How do I call Qwen SEA-LION V4.5 27B via API?

Use any OpenAI-compatible client with base URL https://api.unorouter.com/v1, model ID qwen-sea-lion-v4.5-27b-it:free, and a UnoRouter key.

Is Qwen SEA-LION V4.5 27B open-weight?

Yes, the weights are published — you can download and run it locally, for example with Ollama or LM Studio.