Qwen3 4B No Think

Overview

Qwen3 4B No Think is a efficient model from Featherless with a 33K context window, supporting advanced reasoning. Available through ANT's unified API.

ANT Routing Intelligence

Limited routing data available for Qwen3 4B No Think. Intelligence insights will appear as more requests are routed through ANT.

Quick Start

from openai import OpenAI

client = OpenAI(
    base_url="https://api.antbase.ai/v1",
    api_key="YOUR_ANT_API_KEY",
)

response = client.chat.completions.create(
    model="featherless/jan-hq/Qwen3-4B-no-think",
    messages=[{"role": "user", "content": "Hello!"}]
)
print(response.choices[0].message.content)

Try it or ask an AI