Qwen 3.5 Plus (2026-04-20) — benchmark results

April 20, 2026 Qwen 3.5 Plus snapshot, tracked when sources report the dated API model. Provider: Alibaba. Released 2026-02-16. Access: API.

Unified ELO 1789 ± 48, rank #152 of 1776 rated models, from 30 benchmark results.

Strongest benchmark results

BenchmarkScoreMetricPercentile
StemBind42.2F Overall (self-reported)100
TOBench41Avg. (self-reported)100
EgoCoT-Bench70.68Mean (self-reported)94.4
CC-OCR V273.03Average (self-reported)92.9
SvelteBench98.9Average pass@1 (%)92.2
Can Agents Price a Reaction? Evaluating LLMs o34.6C.10 Clean (self-reported)90.9
StereoTales252Emissions (self-reported)90.9
Disentangling Language Roles in Multilingual L82JointSuccess (self-reported)89.5
SuiChat-CN74.2Standard F1 (self-reported)88.4
Wolfram LLM Benchmarking Project58.8Correct Functionality (%)88
OccuBench41Completion rate (self-reported)85.7
ArchSIBench63.2Avg. (self-reported)85.2

Interactive version: theaggregate.ai/model?slug=qwen-3-5-plus-2026-04-20 · How the rankings work · Data refreshed daily, snapshot 2026-07-22.