Qwen3.5 Plus Thinking

Qwen 3.5 Plus with extended reasoning. A commercial model with hybrid linear attention and sparse MoE architecture. Supports text, image, and video input with a 1M context window.

  • Reasoning
  • Vision
  • Video Input

Added Feb 16, 2026

Pricing

Auto routing · per 1M tokens
Input
$0.40
Output
$2.40
Cache read
$0.040

Specifications

Context window
983.6K
Max output
65.5K
Avg output (7d)
528 tokens
Longer than 50% of models

Benchmarks

Sourced from Vectara.

Hallucination Rate

10.7%

Better than 39% of models compared

Factual Consistency

89.3%

Better than 39% of models compared

Answer Rate

99.8%

Better than 65% of models compared

Avg Summary Length

Average generated summary length

92.1

Last updated 2026-10-16 · Matched as qwen/qwen3.5-plus-2026-02-15

Vectara Leaderboard

Providers

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