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Qwen 3.5 Plus

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.

text + image + file → text · made by Alibaba

$0.4→$2.4per Mtok in / out
AtlasCloud · 3 sellers

Sold by 4 ways

SellerLaneRate
AtlasCloud aggregatorstandard$0.4per Mtok in$2.4per Mtok out$0.04per Mtok cachedapi.atlascloud.ai · read 2026-09-20
Vercel AI Gateway aggregatorstandard$0.4per Mtok in$2.4per Mtok out$0.04per Mtok cached$0.5per Mtok cache writeai-gateway.vercel.sh · read 2026-08-25
ElectronHub aggregatorstandard$0.8per Mtok in$3per Mtok outapi.electronhub.ai · read 2026-10-31
PPIO 0 ways$4per Mtok in$24per Mtok out
PPIO aggregatornot on the seller's list todaystandard$4per Mtok in$24per Mtok outapi.ppinfra.com · read 2026-10-08

Measured 14 standings

PlaceBoardMetricScore
9thof 23Cl bench — Epoch AIOverall0.198
11thof 17Cl bench life — Epoch AIOverall0.124
38thof 101FrontierMath (Tiers 1-3)mean_score21.034
50thof 72Frontiermath tier 4 — Epoch AImean_score2.083
66thof 71Vending bench 2 — Epoch AIScore54.4
74thof 93Simpleqa verified — Epoch AImean_score25.351
80thof 142Mystery game puzzles — Epoch AImean_score (none)17
87thof 135Webdev arena — Epoch AIArena Score1398.92
92ndof 306OTIS Mock AIME 2024-2025mean_score86.667
100thof 132Ale bench — Epoch AIPerformance621.92
101stof 326GPQA Diamondmean_score84.848
124thof 197Lmca — Epoch AIScore36.36
130thof 154Chess puzzles — Epoch AImean_score8
132ndof 235Dtbench — Epoch AIAccuracy80.53

About

Qwen 3.5 Plus — a text model from Alibaba, sold by 3 companies from $0.4 in and $2.4 out per million tokens, placed 92nd of 306 on OTIS Mock AIME 2024-2025.

It takes text, images and files and returns text, with a context window of 1,000,000 tokens. It was published in February 2026, trained on material up to April 2025. Its sellers say it can reason step by step and call a tool. The catalogue files it under extract, evaluate, reasoning and agents. Three companies sell it. The cheapest is $0.4 in and $2.4 out per million tokens at AtlasCloud. It has been measured on 14 boards, and stands best at 92nd of 306 on OTIS Mock AIME 2024-2025.

Every current figure

Maker
Alibaba
Register
model
Takes
text + image + file
Returns
text
Context
1,000,000 tokens
Longest answer
250,000 tokens
Published
February 2026
Knowledge to
April 2025
Licence
not read
Sellers
3
Maker's own price
not read
Price
$0.4 in and $2.4 out per million tokens — AtlasCloud
Boards
14
Best place
92nd of 306 — OTIS Mock AIME 2024-2025

Known as 2 names

qwen/qwen3.5-plusalibaba/qwen3.5-plus