The Model Index
Models/Alibaba

Qwen 3.5 Flash (hosted 35B-A3B)

AlibabaReleased 25 Feb 2026Closed
140128–152Index score#88 of 229 models
2/ 8Core tests taken2 of 6 areas · plus 7 anchor tests
−30Versus the frontier at releasebest then: GPT-5.3-CodexReplaced by Qwen 3.6 Flash
–Price per million tokensno public API price found
–Context windowtokens it reads at once

Where it sitson the frontier

Gemini 2.5 Pro reached this score 11 months earlier.

Test resultsby area · tick = best by any model

Reasoning & knowledgeevidence
GPQA Diamond
82%
Humanity's Last Exam
no result
Mathsevidence
FrontierMath T1-3
18%
Codingno evidence yet
SWE-bench Verified
no result
Terminal-Bench
no result
Agentsevidence
APEX-Agents
no result
Novel problemsno evidence yet
ARC-AGI-2
no result
Long tasksno evidence yet
METR time horizon
no result

Independent results from the Epoch AI benchmarking hub, best reasoning setting. The core tests are shown here; anchor tests also inform the score and can be shown above.

What others sayrank on each leaderboard

Further left is better. Leaderboards measure different things: LMArena is people voting blind between two answers, the others are test scores. Click any row for the source.

Best attop three among current models

Replaced by Qwen 3.6 Flash; it no longer leads any category among current models.

Where this model places in the top three of today's models, on category leaderboards and on our core tests.

Where to use itprices checked 1 Oct 2026

Provider prices come from OpenRouter's live listing; going direct to a provider can differ. Subscriptions are the lab's own apps.

Facts and sources

Released25 Feb 2026
Announcementnot linked yet
Release entry–
Scored asQwen 3.5 Flash (hosted 35B-A3B)
Artificial Analysis index–
Output speed–
Hugging Faceclosed weights

Alibaba releasesaround this one