Alibaba
Released April 20, 2026

Qwen3.6 Max Preview

Qwen3.6 Max Preview by Alibaba is an early preview proprietary model with improved agentic coding, stronger world knowledge, and a preserve_thinking API.

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Model Overview

Capabilities, design details, and architectural traits

Qwen3.6 Max Preview - "Smarter, Sharper, Still Evolving"

Qwen3.6 Max Preview is officially described as an early preview of Alibaba's next proprietary model - explicitly labeled as still under active development with further improvements expected. It sits above Qwen3.6-Plus in the 3.6 family and is text-only (no image or video input), unlike the multimodal Qwen3.6-Plus it succeeds. It is available via Alibaba Cloud Model Studio as qwen3.6-max-preview and is not open-weight.

Three Documented Capability Improvements Over Qwen3.6-Plus

TraitDetail
Agentic coding gainsOfficially documented improvements in agentic coding; text-only model focused on coding agent execution
Stronger world knowledge and instruction followingDocumented gains over Qwen3.6-Plus in world knowledge and instruction following
preserve_thinking featureCarries <think> reasoning blocks across all preceding turns; explicitly recommended for agentic tasks
OpenAI and Anthropic API compatibilitySupported across Beijing, Singapore, and US-Virginia regional endpoints

The "preview" status is central to this model's documented identity - Alibaba explicitly states it is iterating on the model and welcomes community feedback before a stable release.

Benchmark Performance

Independent evaluations · Artificial Analysis

28.4%
Intelligence

Accuracy & Capability Details

GPQA - Graduate Science88.8%
Humanity's Last Exam30.8%
SciCode - Scientific Coding46.9%
Instruction Following76.6%
Long Context Reasoning80.7%
τ²-Bench - Agentic Tasks95.9%
TerminalBench - System Control43.9%

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Evaluate specifications, pricing, and independent benchmark indices

Model Details
General Info
ProviderAlibabaAnthropicAnthropic
Release DateApril 20, 2026September 22, 2026September 28, 2026
Knowledge Cutoff--Jun 2026
Context & Limits
Context Window262K
1M
Best Context Window
1M
Best Context Window
Pricing (per 1M tokens)
Input Pricing
$1.30
Best Input Pricing
$4$2
Output Pricing
$7.80
Best Output Pricing
$20$10
Modalities
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Outputs
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Benchmarks (0-100)
Intelligence Index28.4
57.6
Best Intelligence Index
56.0
Coding Index---
Agentic Index---
Qwen3.6 Max Preview
Claude Opus 5.5
Claude Sonnet 5.5

Humanity's Last Exam

Extremely difficult logical reasoning and knowledge.

31%
Qwen3.6 Max Preview
Humanity's Last Exam
Score: 31%
Qwen3.6 Max Preview
61%
Claude Opus 5.5
Humanity's Last Exam
Score: 61%
Claude Opus 5.5
55%
Claude Sonnet 5.5
Humanity's Last Exam
Score: 55%
Claude Sonnet 5.5

Long Context Reasoning

Logical reasoning over long context windows.

81%
Qwen3.6 Max Preview
Long Context Reasoning
Score: 81%
Qwen3.6 Max Preview
85%
Claude Opus 5.5
Long Context Reasoning
Score: 85%
Claude Opus 5.5
83%
Claude Sonnet 5.5
Long Context Reasoning
Score: 83%
Claude Sonnet 5.5

SciCode Benchmark

Scientific coding and mathematical modeling.

47%
Qwen3.6 Max Preview
SciCode Benchmark
Score: 47%
Qwen3.6 Max Preview
67%
Claude Opus 5.5
SciCode Benchmark
Score: 67%
Claude Opus 5.5
61%
Claude Sonnet 5.5
SciCode Benchmark
Score: 61%
Claude Sonnet 5.5

Independent evaluation data provided by Artificial Analysis. To view the latest benchmarks and full details, visit their official site.

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