Apply your own routing policies, reduce token costs automatically, and see every routing decision in real time with Merge Gateway.

What Qwen3-VL Plus costs to run
Test Qwen3-VL Plus
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See a prompt's output, token spend, latency, and more with Qwen3-VL Plus.
Route requests to Qwen3-VL Plus in minutes
1$ pip install merge-gateway-sdk1from merge_gateway import MergeGateway
2
3client = MergeGateway(api_key="YOUR_API_KEY")
4
5response = client.responses.create(
6 model="openai/gpt-5.2",
7 input=[
8 {"type": "message", "role": "system", "content": "You are a helpful programming tutor. Explain the concepts clearly with practical examples."},
9 {"type": "message", "role": "user", "content": "Explain the concept of recursion in programming with a simple set of examples."},
10 ],
11)
12
13print(response.output[0].content[0].text)1response = client.responses.create(
2 model="anthropic/claude-sonnet-4-20250514",
3 input=[
4 {"type": "message", "role": "system", "content": "You are a helpful programming tutor. Explain the concepts clearly with practical examples."},
5 {"type": "message", "role": "user", "content": "Explain the concept of recursion in programming with a simple set of examples."},
6 ],
7)1from openai import OpenAI
2
3client = OpenAI(
4 api_key="YOUR_API_KEY",
5 base_url="https://api-gateway.merge.dev/v1/openai",
6)1response = client.chat.completions.create(
2 model="gpt-5.2",
3 messages=[
4 {"role": "system", "content": "You are a helpful programming tutor. Explain the concepts clearly with practical examples."},
5 {"role": "user", "content": "Explain the concept of recursion in programming with a simple set of examples."},
6 ],
7)
8
9print(response.choices[0].message.content)1npm install merge-gateway-ai-sdk-provider ai1import { createMergeGateway } from "merge-gateway-ai-sdk-provider";
2
3const gateway = createMergeGateway({
4 apiKey: "YOUR_API_KEY",
5});1import { generateText } from "ai";
2
3const { text } = await generateText({
4 model: gateway("openai/gpt-4o"),
5 prompt: "Explain the concept of recursion in programming with a simple set of examples.",
6});
7
8console.log(text);1import { createOpenAI } from "@ai-sdk/openai";
2
3const gateway = createOpenAI({
4 apiKey: "YOUR_API_KEY",
5 baseURL: "https://api-gateway.merge.dev/v1/ai-sdk",
6});
7
8// All generateText/streamText calls work unchanged1from anthropic import Anthropic
2
3client = Anthropic(
4 api_key="YOUR_API_KEY",
5 base_url="https://api-gateway.merge.dev/v1/anthropic",
6)
7
8message = client.messages.create(
9 model="claude-sonnet-4-20250514",
10 max_tokens=1024,
11 messages=[
12 {"role": "user", "content": "Explain the concept of recursion in programming with a simple set of examples."},
13 ],
14)
15
16print(message.content[0].text)Explore other models available in Merge Gateway
Qwen3-VL Plus FAQ
Heading
What other models does Alibaba offer?
Qwen3-VL is Alibaba's vision-language model family within the Qwen3 generation, and it sits alongside a broad set of text, reasoning, coding, and multimodal models under the Qwen umbrella. Here are some other models Alibaba supports:
- Qwen3.7 Max: Qwen3.7 Max is Alibaba's current proprietary flagship reasoning model, released May 2026, with a 1M-token context window, an Intelligence Index score of 57 ranking in the top 10 of over 150 models, and output speed of 182.7 tokens per second at $2.50 per 1M input and $7.50 per 1M output
- Qwen3.6 35B A3B: Qwen3.6 35B A3B is an open-weight MoE reasoning model with strong text and image understanding, scoring 43 on the Intelligence Index as of 06/02/2026 and ranked second in its class, available under an Apache 2.0 license at $0.248 per 1M input and $1.485 per 1M output
- Qwen3.5 397B A17B: Qwen3.5 397B A17B is the largest open-weight model in the Qwen3.5 generation at 397 billion total parameters, accepting text and image inputs with a 262k-token context window, suited for teams that want large-scale self-hosted reasoning under Apache 2.0
- Qwen3.5 Omni Plus: Qwen3.5 Omni Plus is a fully multimodal proprietary model that accepts text, image, speech, and video as input and produces text and speech as output, with a 256k-token context window at $0.40 per 1M input and $4.80 per 1M output, designed for voice-enabled and video understanding workflows
- Qwen3 Coder Next: Qwen3 Coder Next is Alibaba's coding-specialized open-weight model at 79.7B total parameters, optimized for code generation and agentic programming tasks with a 256k-token context window at $0.35 per 1M input and $1.20 per 1M output
How does Qwen3-VL differ from Alibaba's other models?
Qwen3-VL is the dedicated vision-language branch of the Qwen3 family, built specifically for tasks that require deep integration of visual and language understanding rather than treating image input as a secondary capability bolted onto a text model.
- Multimodal focus: Qwen3-VL is purpose-built for visual question answering, document parsing, chart analysis, and scene understanding. While other Qwen3.x models such as Qwen3.6 35B A3B and Qwen3.5 397B accept image inputs, they are primarily reasoning models with image support; Qwen3-VL is optimized at the architecture level for vision-language tasks
- Use case fit: Qwen3-VL Plus targets production-grade visual understanding workflows such as invoice processing, form extraction, and image-grounded QA, while Qwen3-VL Flash is suited for high-volume, lower-complexity vision tasks where throughput and cost matter more than maximum accuracy
- Modality breadth: Unlike Qwen3 Max and Qwen3 Coder Next, which are text-only or text-with-image at the reasoning level, Qwen3-VL models are optimized for dense visual inputs including documents with mixed text and graphical elements, giving them an advantage on OCR-heavy or layout-sensitive tasks
- No audio or speech: Qwen3-VL handles text and image but not audio or video streams, distinguishing it from the Qwen3.5 Omni series, which supports speech input and output for voice-native applications
- Tiered offering: The Qwen3-VL family provides a Plus variant for higher accuracy and a Flash variant for lower cost and higher throughput, giving teams flexibility to route based on task complexity without switching providers
Qwen3-VL is the right choice for applications where image and document understanding is central to the product, such as contract analysis, data extraction from scanned forms, or visual question answering pipelines.
What models should I consider using alongside Qwen3-VL?
No single model is optimal for every task. Here are models worth pairing with Qwen3-VL depending on what your product needs:
- Qwen3.7 Max (Alibaba): For text-only reasoning tasks within the same application, Qwen3.7 Max handles complex multi-step analysis, long-context document summarization, and reasoning-heavy requests where visual input is not required, keeping those calls within the Alibaba ecosystem
- Gemini 2.0 Flash (Google): When requests include video, audio, or very high-resolution image inputs that require sustained multimodal throughput, Gemini 2.0 Flash provides broad modality coverage at low cost and high speed, serving as a strong cross-provider alternative for volume-sensitive visual tasks
- Claude Sonnet 4.5 (Anthropic): For workflows that start with visual extraction but require downstream reasoning with high instruction-following precision, such as filling structured templates from extracted document fields, Claude Sonnet 4.5 provides reliable structured output generation as a second-stage model
- GPT-4.1 (OpenAI): When tool-calling accuracy is critical in agentic pipelines that include visual inputs, GPT-4.1 brings strong function-calling reliability alongside vision support, useful for pipelines where Qwen3-VL handles extraction and GPT-4.1 handles action planning
- Qwen3.5 Omni Flash (Alibaba): For applications where audio or speech input needs to be processed alongside images within the same session, Qwen3.5 Omni Flash covers the audio modality at $0.10 per 1M input, extending coverage to voice-driven workflows that Qwen3-VL alone cannot serve
What are the challenges of using Qwen3-VL in my product?
Like any production LLM, Qwen3-VL comes with tradeoffs worth planning for:
- No audio or video stream support: Qwen3-VL covers text and images but does not handle audio or video streams natively. Applications that process video frames, transcripts, or spoken input alongside visual content need a separate model in the pipeline, adding routing complexity and potential latency
- OCR and layout sensitivity: Vision-language models, including Qwen3-VL, can struggle with low-resolution scans, non-standard fonts, complex table structures, or heavily formatted PDFs. Preprocessing quality has a direct impact on extraction accuracy, and that preprocessing step adds engineering overhead
- Evaluation complexity: Measuring output quality for vision-language tasks is harder than for pure text tasks. Standard LLM benchmarks do not capture extraction accuracy, spatial reasoning, or chart interpretation well, so teams need custom evals to assess real-world performance before production deployment
- Provider dependency: Relying on a single provider creates fragility when the provider has an outage or deprecates a model version. Alibaba's API availability and rate limits for vision endpoints may differ from their text endpoints, adding additional uncertainty for latency-sensitive production systems
- Cost at scale: As request volume grows, token costs compound quickly without active cost management. Image-heavy requests consume more tokens than text equivalents, and high-volume document processing pipelines can accumulate costs substantially faster than text-only workloads at the same request rate
Why should I use Merge Gateway to route LLM requests with Qwen3-VL and every other model?
Using Qwen3-VL through Merge Gateway gives you access to the model itself and the infrastructure layer around it:
- One API, every provider: Access Qwen3-VL Plus, Qwen3-VL Flash, and every other major LLM through a single endpoint and API key. Swap the model string to change providers or switch between vision and text models without modifying application code
- Build Your Own Router: Define what "best" means for your visual workloads by selecting from curated ML benchmarks or adding your own vision-task eval scores. The router scores each available model against your weights and picks the winner per request, with a plain-language explanation of every decision
- Intelligent routing and automatic failover: Merge routes around Alibaba outages automatically. Routing policies based on cost, latency, or quality can reduce spend by 40 to 60% without touching your application code
- Cost governance: Set hard or soft project budgets so Qwen3-VL spend stays within plan. Every request is attributed to a model, project, and tag in a unified billing dashboard across all providers
- Security and compliance controls: Apply DLP rules and prompt injection protection before every request reaches Alibaba. Enforce per-project model and region policies without adding that logic to your application
How can I start routing requests to Qwen3-VL via Merge Gateway?
Getting Qwen3-VL running through Merge Gateway takes a few minutes:
1. Create an account and get your API key from the dashboard.
2. Install the Merge Gateway SDK: run pip install merge-gateway-sdk (Python) or npm install merge-gateway-sdk (Node). Alternatively, if you're already using the OpenAI SDK, set base_url = "https://api-gateway.merge.dev/v1/openai" and your existing code works as-is.
3. Make your first request using the provider/model format. For Qwen3-VL Plus, the model string is alibaba/qwen3-vl-plus. Swap the model string to route to any other provider without changing anything else.
4. Configure a routing policy in the dashboard to set failover behavior, cost limits, and optimization strategy. Your first policy can be as simple as naming Qwen3-VL Plus as primary with Qwen3-VL Flash as a cost-optimized fallback.
Full setup instructions and SDK references are in the Merge Gateway docs.
Try Qwen3-VL Plus through Merge Gateway
Route, observe, and control AI requests across providers from one API.





