Qwen3.5 Plus 2026-04-20
Pick up to 3 models · pricing, context and capabilities · simulate your product cost
Data updated on September 30, 2026· 217 models
Qwen3.5 Plus (April 2026) is a large-scale multimodal language model from Alibaba.
- Reasoning estimated
- Speed estimated
- Input
- Output
- Context
- 1 M tokens
- Max output
- 66 K
- Input, $ per 1M tokens
- $0.300
- Output, $ per 1M tokens
- $1.80
- Cache read, $ per 1M
- —
- Batch (input / output)
- —
- Tool calling
- Yes
- Released
- 02/16/2026
- Knowledge cutoff
- 2025-04
- API id
- qwen/qwen3.5-plus-20260420
Summary from the data
Qwen3.5 Plus 2026-04-20 is a Qwen model available by API since 02/16/2026. It costs $0.300 per million input tokens and $1.80 per million output tokens, accepts 1 M tokens of context and generates up to 66 K tokens per response. Input: text, image, video; output: text. It has a reasoning mode. It supports tool calling. With 10,000 requests a month of 1,500 input and 400 output tokens it would cost about $11.70 a month.
Compare Qwen3.5 Plus 2026-04-20 with…
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What would your product cost?
Estimate the monthly cost with your app's real volume. List prices, no cache or batch discounts.
The 6 cheapest for this scenario (chat, last 12 months)
- 1Lyria 3 Pro Preview Google$0.00
- 2Lyria 3 Clip Preview Google$0.00
- 3Qwen3.7 Flash Qwen$0.97
- 4DeepSeek V4 Flash 0731 DeepSeek$1.55
- 5Ministral 3 3B 2512 Mistral$1.90
- 6Qwen3.5-Flash Qwen$2.02
Frequently asked questions
How much does Qwen3.5 Plus 2026-04-20 cost per million tokens?
Qwen3.5 Plus 2026-04-20 costs $0.300 per million input tokens and $1.80 per million output tokens (USD, list price). Cache read: not published. Batch tier: not published.
What context window does Qwen3.5 Plus 2026-04-20 have?
Qwen3.5 Plus 2026-04-20 accepts 1 M tokens of context per request and generates up to 66 K tokens per response.
Does Qwen3.5 Plus 2026-04-20 accept images, audio or files?
Input: text, image, video. Output: text.
Does Qwen3.5 Plus 2026-04-20 have a reasoning mode and tool calling?
It has a reasoning mode. It supports tool calling.
When was Qwen3.5 Plus 2026-04-20 released and what is its knowledge cutoff?
Qwen3.5 Plus 2026-04-20 has been available by API since 02/16/2026. Knowledge cutoff: 2025-04.
What would an app built on Qwen3.5 Plus 2026-04-20 cost?
With 10,000 requests a month of 1,500 input and 400 output tokens, Qwen3.5 Plus 2026-04-20 would cost about $11.70 a month at list price, without cache or batch discounts.
What is the API id of Qwen3.5 Plus 2026-04-20?
The id is qwen/qwen3.5-plus-20260420. It is the name passed in the model parameter of the API (or on OpenRouter).
Where do the prices come from and how often are they updated?
From the public catalogs of OpenRouter, models.dev and LiteLLM, which publish each provider's list prices. They sync once a day and the last update date is shown above the comparison.
What does price per million tokens mean?
It is what the provider charges per million tokens you send (input) or the model generates (output). A token is roughly 4 characters. Output almost always costs more than input.
Sources: OpenRouter, models.dev and LiteLLM. Prices in USD per million tokens, list price, no volume discounts. Prompt tokens are an estimate; each provider's tokenizer may differ.