Qwen3.5 Plus 20260420 API Pricing & Quick Start

Name: Qwen3.5 Plus 20260420 API
Brand: Qwen

Qwen3.5 Plus (April 2026) is a large-scale multimodal language model from Alibaba. It accepts text, image, and video input and produces text output, with a 1M token context window. This...

Pricing

Input Price

$0.3000

/ 1M tokens

NT$ 10

Output Price

$1.8000

/ 1M tokens

NT$ 58

Context Window

tokens

💱 USD/NTD = 32.38 · before tax · updated 07/30/2026

Provider	Qwen
Released	April 2026
Model ID	`qwen/qwen3.5-plus-20260420`

Technical specifications

Context window

1M tokens

Reasoning

Yes

Input

TextImageVideo

Output

Text

Quick Start

Use Qwen3.5 Plus 20260420 via BazaarLink API — just change the base_url:

Python

from openai import OpenAI

client = OpenAI(
    base_url="https://bazaarlink.ai/api/v1",
    api_key="sk-bl-YOUR_API_KEY",
)

response = client.chat.completions.create(
    model="qwen/qwen3.5-plus-20260420",
    messages=[{"role": "user", "content": "Hello!"}],
)
print(response.choices[0].message.content)

TypeScript

import OpenAI from "openai";

const client = new OpenAI({
  baseURL: "https://bazaarlink.ai/api/v1",
  apiKey: "sk-bl-YOUR_API_KEY",
});

const response = await client.chat.completions.create({
  model: "qwen/qwen3.5-plus-20260420",
  messages: [{ role: "user", content: "Hello!" }],
});
console.log(response.choices[0].message.content);

Why use Qwen3.5 Plus 20260420 via BazaarLink?

✓USD billing (TWD-quoted) + unified invoices — no foreign credit card needed for Taiwan teams
✓OpenAI-compatible API — zero code changes required
✓Automatic failover — multi-provider redundancy for the same model
✓Chinese-language support — local team, instant help

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Frequently Asked Questions

What is Qwen3.5 Plus 20260420?

Qwen3.5 Plus (April 2026) is a large-scale multimodal language model from Alibaba. It accepts text, image, and video input and produces text output, with a 1M token context window. This...

How much does the Qwen3.5 Plus 20260420 API cost?

Qwen3.5 Plus 20260420 costs $0.3000 per 1M input tokens and $1.8000 per 1M output tokens when accessed through BazaarLink.

How do I use Qwen3.5 Plus 20260420 with the OpenAI SDK?

Set base_url to "https://bazaarlink.ai/api/v1" and use model ID "qwen/qwen3.5-plus-20260420". All OpenAI SDK methods (chat.completions, embeddings, streaming) work without code changes.

What is the context window for Qwen3.5 Plus 20260420?

Qwen3.5 Plus 20260420 supports a context window of 1,000,000 tokens.

Is Qwen3.5 Plus 20260420 available for free?

Qwen3.5 Plus 20260420 is a paid model. BazaarLink offers free trial credits on registration so you can test it without a credit card.

Relay integrity checks

No integrity-check data is available for this model yet.

BazaarLink Probe verifies endpoints that claim to serve this model and flags behavior that differs from the reference baseline.

View the full integrity report →