Qwen3 VL Flash API

alibaba/qwen3-vl-flash
Qwen3 VL Flash blends fast multimodal vision-language processing with efficient memory usage, making it ideal for applications requiring cost-effective yet powerful visual reasoning.
Context
256K tokens
Input
$0.065 / 1M tokens
Output
$0.52 / 1M tokens
Released
Oct 19, 2025

Overview

Qwen3 VL Flash Overview

Qwen3 VL Flash is a cutting-edge multimodal vision-language model developed by the Qwen team at Alibaba Cloud. Designed to balance high speed and cost efficiency, it excels in rich visual understanding and multi-step reasoning across text, images, and video data. It offers a powerful yet lightweight solution suitable for deployment on moderate hardware.

Technical Specifications

  • Model Type: Multimodal vision-language transformer designed to process text, images, and video inputs with unified understanding and reasoning capabilities.
  • Architecture: Hybrid (Fast inference + deep reasoning pipelines)‍
  • Memory Efficiency: Flash mode tailored for low-memory consumption allowing inference on less powerful hardware such as budget CPUs or limited GPU setups.
  • Visual Agent Functionality: Can interpret natural language commands to interact with graphical user interfaces on PCs and mobile devices.

Performance Benchmarks

  • Provides high accuracy in visual object recognition and spatial layout tasks with improved inference speeds compared to standard VL models.
  • OCR accuracy surpasses industry averages in difficult imaging conditions (low light, blur, font diversity).
  • Delivers faster query responses in Flash mode with memory usage reduced by up to 50% compared to full-depth pipelines.
  • Robust visual agent performance enabling real-time GUI interaction automation.
__wf_reserved_inherit

Key Features

  • Hybrid Architecture: Combines a fast inference pathway for straightforward queries with a deeper analytical pipeline optimized for complex image-text reasoning tasks.
  • Flash Mode Efficiency: Optimized for low-memory and faster inference, enabling deployment on CPUs or minimal GPU resources, reducing operational costs.
  • Multimodal Input Support: Processes text, images, and video seamlessly, enhancing comprehension and reasoning over multimodal data.
  • Advanced Spatial Perception: Excels in 2D and 3D localization, accurately assessing object positions and spatial arrangements, critical in embodied AI and industrial use cases.
  • Robust OCR: Supports optical character recognition across 32 languages, performing well in challenging scenarios like low lighting, blurriness, and varying fonts.
  • Visual Agent Functionality: Can interpret and interact with GUIs on PCs and mobile devices based on natural language commands, enabling automation and user assistance.

Qwen3 VL Flash API Pricing

  • Input: $0.065 per 1M tokens
  • Output: $0.52 per 1M tokens

‍

Code Sample

Comparison with Other Models

vs GPT-5 Multimodal: GPT-5 Multimodal has broader general-language capabilities but Qwen3 VL Flash excels in spatial perception and efficient OCR performance with optimized cost.

vs Imagen 4.0: Imagen 4.0 focuses heavily on generative image synthesis, whereas Qwen3 VL Flash prioritizes multimodal reasoning and practical visual agent tasks, especially in industrial UI automation.

vs Claude Opus 4.1: Claude Opus emphasizes language complexity and coherence; Qwen3 VL Flash distinguishes itself by supporting advanced multimodal spatial understanding and lower-cost deployment.

Uptime and performance

  • Uptime (7d): 69.0%

Measured on the AI/ML API gateway across live traffic. Figures are medians unless stated. Last updated 2026-10-12.

Use cases

  • E-commerce: Fast and precise product search leveraging combined visual and textual query understanding.
  • Document Parsing: Extract structural and textual information from complex documents with multilingual OCR.
  • UI Automation: Automate repetitive GUI tasks on computers and mobile devices through natural language commands.
  • Visual Coding: Support developers with visual context comprehension for enhanced code generation and debugging.
  • Enterprise Visual Reasoning: Assist in industrial applications requiring sophisticated spatial and visual analytics.

‍

How to use Qwen3 VL Flash API

Install any OpenAI-compatible SDK, point it at api.aimlapi.com/v1, and set the model to alibaba/qwen3-vl-flash.
import requests

r = requests.post(
    "https://api.aimlapi.com/v1/chat/completions",
    headers={"Authorization": "Bearer " + AIMLAPI_KEY},
    json={
      "model": "alibaba/qwen3-vl-flash",
      "messages": [
        {
          "role": "user",
          "content": "Hello!"
        }
      ]
    },
)
print(r.json())
const r = await fetch("https://api.aimlapi.com/v1/chat/completions", {
  method: "POST",
  headers: {
    Authorization: `Bearer ${process.env.AIMLAPI_KEY}`,
    "Content-Type": "application/json",
  },
  body: JSON.stringify({
    "model": "alibaba/qwen3-vl-flash",
    "messages": [
      {
        "role": "user",
        "content": "Hello!"
      }
    ]
  }),
});
console.log(await r.json());
curl -X POST https://api.aimlapi.com/v1/chat/completions \
  -H "Authorization: Bearer $AIMLAPI_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model":"alibaba/qwen3-vl-flash","messages":[{"role":"user","content":"Hello!"}]}'

OpenAI-compatible — swap the base URL and it works with your existing SDK.

Qwen3 VL Flash API Pricing

TypePrice
Input
$0.065 / 1M tokens
Output
$0.52 / 1M tokens
Cached input
$0.065 / 1M tokens

Qwen3 VL Flash vs other models

ModelInputOutputContextBest for
$0.065 / 1M tokens
$0.52 / 1M tokens
256K tokens
Reasoning + agents
$6.5 / 1M tokens
$39 / 1M tokens
1M tokens
Reasoning + agents
$2.6 / 1M tokens
$13 / 1M tokens
1M tokens
Balanced coding + agents
$3.9 / 1M tokens
$19.5 / 1M tokens
1M tokens
Long-context, multimodal & agentic workflows
$1.95 / 1M tokens
$11.7 / 1M tokens
1M tokens
Reasoning + agents

Frequently asked questions

Qwen3 VL Flash has a 262,144 tokens context window and can return up to 32,768 tokens.

Qwen3 VL Flash takes image, text as input and returns text.

Use alibaba/qwen3-vl-flash as the model id. Requests go to https://api.aimlapi.com/v1/chat/completions.

Qwen3 VL Flash became available on October 19, 2025.

Qwen3 VL Flash is priced at input $0.065 / 1M tokens, output $0.52 / 1M tokens, cached input $0.065 / 1M tokens.

Yes, Qwen3 VL Flash can stream responses as they are generated.

Yes, Qwen3 VL Flash accepts image input alongside text.

Qwen3 VL Flash was built by Alibaba Cloud.

Start building with Qwen3 VL Flash

Get API Key
1000+ models, one API.