Qwen3.5 Plus (02-15)
StandardQwen3.5 Plus variant from February 2025 — optimized for balanced performance.
Strong general-purpose model with improved instruction following and reasoning. Efficient for everyday coding and analysis tasks.
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Qwen3.5 Plus (02-15) is somewhat expensive at $0.26/M tokens input and $1.56/M tokens output. The model supports vision/image input, extended reasoning, a 1M context window.
Benchmarks
Specifications
Performance
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Compare with
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Nemotron 3 Ultravs Qwen3.5 Plus (02-15)Frequently Asked Questions about Qwen3.5 Plus (02-15)▼
When was Qwen3.5 Plus (02-15) released?
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Qwen3.5 Plus (02-15) was released on February 16, 2026.
Who created Qwen3.5 Plus (02-15)?
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Qwen3.5 Plus (02-15) was created by Qwen.
How much does Qwen3.5 Plus (02-15) cost?
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Qwen3.5 Plus (02-15) costs $0.26/M input tokens and $1.56/M output tokens.
What is Qwen3.5 Plus (02-15) API pricing?
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The Qwen3.5 Plus (02-15) API is priced at $0.26 per million input tokens and $1.56 per million output tokens. You can access Qwen3.5 Plus (02-15) through idapt.app alongside 200+ other AI models in one workspace.
Is Qwen3.5 Plus (02-15) a reasoning model?
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Yes, Qwen3.5 Plus (02-15) is a reasoning model. It can think step-by-step through complex problems before providing an answer, often yielding better results on difficult tasks like math, coding, and multi-step logic.
Does Qwen3.5 Plus (02-15) support image or vision input?
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Yes, Qwen3.5 Plus (02-15) supports vision/image input. You can share images in your conversation and the model will analyze and respond based on their content.
Does Qwen3.5 Plus (02-15) support audio?
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No, Qwen3.5 Plus (02-15) does not support audio input.
What is the context window of Qwen3.5 Plus (02-15)?
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Qwen3.5 Plus (02-15) has a context window of 1M tokens, meaning it can process approximately 750,000 words of context at once.
Is Qwen3.5 Plus (02-15) open source?
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Qwen3.5 Plus (02-15) is a proprietary model developed by Qwen. The model weights and training data are not publicly available.
What is Qwen3.5 Plus (02-15) good at?
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Based on benchmark data, Qwen3.5 Plus (02-15) excels at: visual analysis and image understanding. It is Qwen's capable model suitable for a wide range of tasks.
Where can I use Qwen3.5 Plus (02-15)?
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You can chat with Qwen3.5 Plus (02-15) on idapt.app — no separate API key required. idapt is an AI workspace with 200+ models, agents, computers, and tasks. You can also access Qwen3.5 Plus (02-15) through Qwen's own API or platform.