vision-agents-plugins-qwen 0.4.0

Qwen Omni plugin for vision agents

Qwen Realtime Plugin for Vision Agents

Qwen3 Realtime LLM integration for Vision Agents framework with native audio output and built-in speech recognition using WebSocket-based realtime communication.

Features

• Native audio output: No TTS service needed - audio comes directly from the model
• Built-in STT: Integrated speech-to-text using gummy-realtime-v1 - no external STT service required
• Server-side VAD: Automatic turn detection with configurable silence thresholds
• Video understanding: Optional video frame support for multimodal interactions
• Real-time streaming: WebSocket-based bidirectional communication for low-latency responses
• Interruption handling: Automatic cancellation when user starts speaking

Installation

uv add vision-agents[qwen]

Usage

from vision_agents.core import User, Agent
from vision_agents.plugins import getstream, qwen

agent = Agent(
    edge=getstream.Edge(),
    agent_user=User(name="Qwen Assistant"),
    instructions="Be helpful and friendly",
    llm=qwen.Realtime(
        model="qwen3-omni-flash-realtime",
        voice="Cherry",
        fps=1,
    ),
    # No STT or TTS needed - Qwen Realtime provides both
)

Configuration

Parameter	Description	Default	Accepted Values
model	Qwen Realtime model identifier	"qwen3-omni-flash-realtime"	Model name string
api_key	DashScope API key	None (from env)	String or None
base_url	WebSocket API base URL	"wss://dashscope-intl.aliyuncs.com/api-ws/v1/realtime"	URL string
voice	Voice for audio output	"Cherry"	Voice name string
fps	Video frames per second	1	Integer
include_video	Include video frames in requests	False	Boolean
video_width	Video frame width	1280	Integer
video_height	Video frame height	720	Integer

Environment Variables

Set DASHSCOPE_API_KEY in your environment or .env file:

DASHSCOPE_API_KEY=your_dashscope_api_key_here

Example

See plugins/qwen/example/qwen_realtime_example.py for a complete working example.

Dependencies

• vision-agents
• websockets
• aiortc
• av