アリババ、Qwen3.8-Maxを発表しGPT-5.6 Sol Maxなどを上回ると主張

Chinese e-commerce and cloud giant Alibaba's famed Qwen team of AI researchers last night unveiled Qwen3.8-Max, a new flagship 2.4-trillion-parameter mixture-of-experts (MoE) multimodal large language model (LLM) that targets one of the most competitive corners of the frontier AI market: autonomous software engineering and long-horizon enterprise work.

If the company's published benchmarks hold up under broader independent testing, Qwen3.8-Max doesn't merely compete with today's leading proprietary models — it surpasses several of them on some key benchmarks in agentic computing.

Most notably, Qwen reports that Qwen3.8-Max scores 86.1 on the OSWorld-Verified benchmark measuring how well ahead of GPT-5.6 Sol Max (83.2) and Fable 5 (85.0), while also posting the highest reported score on PaperBench and leading or remaining highly competitive across software engineering, research reproduction, multimodal reasoning, and visual web development benchmarks.

The release also signals a potentially significant strategic shift for Alibaba: the company says open weights for Qwen3.8-Max will be released next week, alongside Qwen3.8-27B.

If that happens under a permissive license, it would represent the first time a Max-class Qwen model becomes available for self-hosted deployment—a move that could substantially reshape enterprise adoption.

One important caveat remains, however: Alibaba has not yet disclosed the licensing terms, leaving open the possibility that the release could use a more restrictive custom license, as we saw recently with Chinese rival Moonshot's open Kimi K3 frontier model, rather than a broadly permissive one such as Apache 2.0.

A different definition of 'frontier'

Over the past year, the competitive landscape for foundation models has become increasingly specialized.

OpenAI has largely focused its GPT series on general reasoning, multimodal interaction and enterprise productivity.

Anthropic's Claude series has emphasized coding and dependable long-context reasoning. Google continues to push Gemini toward multimodal productivity and web-native workflows.

Moonshot AI's Kimi K3 recently entered the conversation by pairing frontier-class performance with an open-weight release.

Qwen3.8-Max attempts to combine many of these strengths into a single model aimed squarely at enterprise automation.

Rather than emphasizing conversational intelligence, Alibaba is positioning the model as an autonomous coworker capable of executing projects that span days rather than minutes.

According to the company, Qwen3.8-Max can autonomously complete software projects lasting more than 10 days, reproduce research papers involving thousands of lines of code, perform iterative chip-design optimization, and continuously revise plans using multimodal feedback loops.

Those demonstrations remain company-produced and have not yet been broadly replicated by independent evaluators. Nevertheless, they illustrate a growing industry trend: frontier models are increasingly competing on their ability to finish entire workflows rather than answer individual prompts.

Benchmarks increasingly reward autonomous execution

The benchmark suite released alongside Qwen3.8-Max reflects this shift.

Instead of focusing solely on traditional reasoning exams or coding puzzles, many of the highlighted evaluations measure long-horizon execution.

On OSWorld-Verified, which evaluates computer-use agents interacting with desktop environments, Qwen3.8-Max posts 86.1, ahead of GPT-5.6 Sol Max's 83.2, Fable 5's 85.0, and Gemini 3.1 Pro's 76.2.

The model also leads:

PaperBench: 93.0

TerminalBench 2.1: 86.6

Vision2Web: 69.0

LVBench: 81.8

ERQA: 77.8

Elsewhere, it remains competitive with proprietary leaders while trailing in several categories.

On the professional software engineering benchmark SWE-Pro, for example, OpenAI's model posts the highest reported score, while Opus 4.8 continues to lead on certain software engineering evaluations and Agents' Last Exam.

Rather than dominating every benchmark, Qwen appears to offer one of the broadest balanced performance profiles currently available.

That balance may ultimately matter more for enterprise buyers than isolated benchmark wins.

Many organizations increasingly evaluate models based on how reliably they complete heterogeneous workflows—writing code, reading documents, navigating interfaces, generating reports, inspecting images and coordinating multiple subtasks—rather than optimizing for one narrow capability.

Where Qwen3.8-Max appears strongest

Assuming Alibaba's published results translate into production deployments, several enterprise workloads stand out as particularly well suited for Qwen3.8-Max.

1. Long-running software engineering

Alibaba's primary demonstration involves autonomous software development extending beyond ten days.

While enterprises should treat these demonstrations as vendor claims until independently reproduced, they align with a growing interest in persistent coding agents that operate continuously rather than interactively.

Organizations experimenting with autonomous engineering teams, CI/CD automation, repository maintenance, regression testing or feature implementation may find Qwen particularly attractive if its agentic performance proves consistent outside laboratory settings.

1. Computer-use agents

The strongest differentiator may be computer use.

OSWorld has rapidly become one of the industry's most closely watched benchmarks because it measures a model's ability to interact with operating systems instead of simply generating text.

Models capable of reliably navigating desktop software can automate countless repetitive business processes, including document processing, enterprise software integration, internal operations and legacy workflows where APIs may not exist.

Leading OSWorld could therefore translate into real operational advantages if benchmark performance generalizes to production environments.

1. Research automation

Qwen's PaperBench leadership suggests strong potential for organizations performing scientific computing, literature review, experiment reproduction and technical analysis.

Research institutions, pharmaceutical companies and industrial R&D teams increasingly use LLMs not only for summarization but also for executing reproducible computational workflows. Models capable of maintaining context across extended sessions become increasingly valuable in these environments.

1. Multimodal industrial workflows

Unlike earlier multimodal systems that primarily analyze uploaded images, Qwen describes vision as an ongoing feedback mechanism integrated into planning and execution.

That architecture could prove particularly useful in manufacturing, logistics, engineering inspection and design review, where visual inputs continuously inform operational decisions rather than serving as isolated prompts.

The economics may prove just as important

Perhaps the biggest competitive pressure comes not from benchmark scores but from pricing through Qwen's application programming interface (API) on QwenCloud (based in China):

Qwen3.8-Max launches at $2/$6 per million input/output tokens, a mid-priced model but undercutting the top U.S. proprietary offerings to which it is benchmarked against by meaningful percentages, less than 1/3 the combined in/out price of Claude Opus 5 and less than 1/4 the price of GPT-5.6 Sol Max.

Model

Input ($/1M)

Output ($/1M)

Total ($/1M)

Source

MiMo-V2.5 Flash

$0.10

$0.30

$0.40

Xiaomi

deepseek-v4-flash

$0.14

$0.28

$0.42

DeepSeek

deepseek-v4-pro

$0.435

$0.87

$1.305

DeepSeek

GPT-5.6 Luna

$0.20

$1.20

$1.40

OpenAI

MiniMax-M3

$0.30

$1.20

$1.50

MiniMax

LongCat-2.0 — limited-time promo

$0.30

$1.20

$1.50

LongCat

Gemini 3.1 Flash-Lite

$0.25

$1.50

$1.75

Google

Qwen3.7-Plus

$0.40

$1.60

$2.00

Alibaba Cloud

MiMo-V2.5

$0.40

$2.00

$2.40

Xiaomi

Gemini 3.5 Flash-Lite

$0.30

$2.50

$2.80

Google

LongCat-2.0 — standard

$0.75

$2.95

$3.70

LongCat

MiMo-V2.5 Pro (≤256K)

$1.00

$3.00

$4.00

Xiaomi

GLM-5.2

$1.40

$4.40

$5.80

Z.ai

Grok 4.5

$2.00

$6.00

$8.00

xAI

MiMo-V2.5 Pro (>256K)

$2.00

$6.00

$8.00

Xiaomi

Qwen3.8-Max

$2.00

$6.00

$8.00

QwenCloud

Gemini 3.6 Flash

$1.50

$7.50

$9.00

Google

Qwen3.7-Max

$2.50

$7.50

$10.00

Alibaba Cloud

Gemini 3.5 Flash

$1.50

$9.00

$10.50

Google

Gemini 3.1 Pro Preview (≤200K)

$2.00

$12.00

$14.00

Google

GPT-5.6 Terra

$2.00

$12.00

$14.00

OpenAI

GPT-5.4

$2.50

$15.00

$17.50

OpenAI

Kimi K3

$3.00

$15.00

$18.00

Moonshot AI

Gemini 3.1 Pro Preview (>200K)

$4.00

$18.00

$22.00

Google

Claude Opus 5

$5.00

$25.00

$30.00

Anthropic

GPT-5.5

$5.00

$30.00

$35.00

OpenAI

GPT-5.5 Instant (chat-latest)

$5.00

$30.00

$35.00

OpenAI

Sakana Fugu Ultra (≤272K)

$5.00

$30.00

$35.00

Sakana AI

GPT-5.6 Sol — Standard mode

$5.00

$30.00

$35.00

OpenAI

Claude Fable 5 / Claude Mythos 5

$10.00

$50.00

$60.00

Anthropic

GPT-5.6 Sol — Fast mode

$10.00

$60.00

$70.00

OpenAI

Lower inference costs increasingly matter because agentic systems consume dramatically more tokens than conventional chatbots — a reality that likely factored into OpenAI's decision late last week to cut the API prices of its mid- and lower-end GPT-5.6 lineup of models (Terra and Luna) by 20% and 80%, respectively.

Indeed, as those running these systems can attest, multi-hour autonomous workflows, iterative planning and continuous self-correction can generate millions of tokens during a single task.

For enterprises deploying hundreds or thousands of agents simultaneously, inference costs often become one of the largest operational expenses. Small reductions in per-token pricing therefore compound rapidly.

How it compares with American frontier models

Despite headline benchmark comparisons, Qwen3.8-Max should not necessarily be viewed as a wholesale replacement for leading American models.

Instead, its strengths suggest different deployment strategies.

OpenAI's GPT family continues to excel as a broadly capable enterprise reasoning platform with mature tooling, ecosystem integration and extensive commercial deployment. Organizations already invested in Microsoft ecosystems or OpenAI's enterprise offerings may continue to value those operational advantages even if Qwen leads on selected agent benchmarks.

Anthropic's Claude Opus remains widely regarded as one of the strongest coding assistants, particularly for careful software engineering and long-context reasoning. Some enterprises may still prefer Claude for human-in-the-loop development where reliability and predictable behavior outweigh raw autonomy.

Google Gemini continues to differentiate itself through deep Workspace integration, multimodal capabilities and Google Cloud services, making it attractive for organizations already standardized on Google's enterprise stack.

Where Qwen appears most compelling is for enterprises prioritizing autonomous execution, extended planning horizons and favorable inference economics without sacrificing frontier-level performance.

The open-weight question remains unanswered

The largest unknown surrounding Qwen3.8-Max has little to do with benchmarks.

Alibaba says open weights are coming next week. However, neither the announcement nor the provided documentation specifies the license that will govern those weights.

That distinction could prove critical.

A permissive license such as Apache 2.0 would significantly broaden enterprise adoption by allowing organizations to self-host, fine-tune and integrate the model into proprietary products with relatively few restrictions.

A custom license—similar to approaches used by several recent frontier releases—could impose limitations on commercial deployment, redistribution, field of use or model modification. Such restrictions would narrow the appeal for enterprises seeking long-term infrastructure investments, regardless of the model's technical performance.

Moonshot AI's recent Kimi K3 release illustrates why this distinction matters. While Kimi K3 made its weights openly available to all, its licensing terms included specific terms including a disclosure and a commercial license requirement for those offering it as a "Model as a Service."

Until Alibaba publishes Qwen3.8-Max's license, organizations considering self-hosting should treat the open-weight announcement as promising but incomplete.

An increasingly crowded frontier

Qwen3.8-Max arrives during one of the fastest-moving periods in the history of foundation models.

Within weeks, developers have seen major releases from Moonshot AI, OpenAI, Anthropic and others, each emphasizing different strengths: reasoning, coding, multimodality, autonomous agents or economics.

Alibaba's contribution is notable because it combines competitive benchmark performance, aggressive pricing, a million-token context window and a stated commitment to releasing weights for its flagship model.

Whether it becomes the preferred platform for enterprise autonomous agents will ultimately depend less on leaderboard positions than on broader independent validation, production reliability and the licensing terms accompanying the forthcoming weight release.

Those factors—not benchmark charts alone—will determine whether Qwen3.8-Max becomes a genuine alternative to the leading American proprietary models or simply another impressive entrant in an increasingly crowded frontier AI race.