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Qwen: Qwen3.5 Plus 2026-02-15

Qwen
qwen/qwen3.5-plus-02-15

About this model

The Qwen3.5 native vision-language series Plus models are built on a hybrid architecture that integrates linear attention mechanisms with sparse mixture-of-experts models, achieving higher inference efficiency. In a variety of...

Make a request

OpenAI-compatible: set the base URL and your Promptix API key, keep your existing SDK.

curl https://promptix.tn/api/v1/chat/completions \  -H "Authorization: Bearer $PROMPTIX_API_KEY" \  -H "Content-Type: application/json" \  -d '{    "model": "qwen/qwen3.5-plus-02-15",    "messages": [      {"role": "user", "content": "Hello! What can you do?"}    ]  }'

Pricing

In TND per 1M tokens. VAT and the platform fee are added at top-up.

Input tokens

1.006 TND

per 1M tokens

Output tokens

6.039 TND

per 1M tokens

1,000 requests with 1K input and 500 output tokens cost about 4.026 TND.

Specifications

Provider
Qwen
Context window
1,000,000 tokens
Input modality
Text, Image
Added
Feb 16, 2026
Supported parameters
frequency_penaltyinclude_reasoninglogprobsmax_tokenspresence_penaltyreasoningresponse_formatseed