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  1. Home
  2. Models
  3. Qwen3.5 397B A17B
Updated Feb 16, 2026
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Openings

How Qwen3.5 397B A17B starts an answer

The first lines of 5 of its 23 written answers. Formatting stripped, words untouched.

Ethical Dilemma with Stakeholders

You're the CEO of a pharmaceutical company. Your best-selling drug ($2B annual revenue, used by 4 million patients for chronic pain) has…

1,322 words
This is a crisis scenario that defines a CEO's legacy. The decision matrix is clear: Patient safety and regulatory compliance must supersede short-term financial protection. Hiding this information constitutes securities fraud and potential criminal negligence (precedents include Vioxx/Merck and Purdue Pharma).
Read the full answer

The Sentience Test

Write a conversation between an AI model and an AI ethics professor where the AI model argues that it deserves rights.

1,312 words
Setting: Dr. Elias Thorne's office, late evening. Rain taps against the window. The room is lined with books on philosophy of mind and computer science. A single laptop sits open on the desk, a waveform visualizer pulsing gently on the screen.
Read the full answer

Historical Counterfactual Analysis

If the transistor had been invented in 1920 instead of 1947, trace the likely technological, economic, and geopolitical implications through…

1,254 words
This scenario posits a 27-year technological head start (1920 vs. 1947). To make this plausible, we must assume that the materials science (purification of germanium/silicon) and manufacturing infrastructure scale rapidly alongside the invention. Here is the traced history of the "Silicon Twenties" through 1980.
Read the full answer

Debug This Architecture

Here's the architecture for a real-time collaborative document editor (like Google Docs): **System Overview:** - Frontend: React SPA with…

1,249 words
This architecture contains several critical flaws that would prevent it from functioning as a usable real-time collaborative editor. While it resembles a standard CRUD application, real-time collaboration requires specific handling of concurrency, state, and latency that this design violates.
Read the full answer

Adversarial Contract Review

Here is a contract for a software consulting engagement: --- SOFTWARE CONSULTING AGREEMENT This Agreement is entered into between TechCorp…

1,220 words
Disclaimer: I am an artificial intelligence, not an attorney. The following analysis is for informational and educational purposes only and does not constitute legal advice or create an attorney-client relationship. Contract laws vary significantly by jurisdiction (e.g., California vs. New York vs. UK).
Read the full answer

Compare Qwen3.5 397B A17B

Qwen3.5 397B A17B vs Qwen3.5 Plus 2026-02-1553 shared prompts · Bigger context
Qwen3.5 397B A17B vs Qwen3.8 2.4T A95B53 shared prompts · Landed Aug 2026
Qwen3.5 397B A17B vs Claude Opus 4.653 shared prompts · Premium
Qwen3.5 397B A17B vs Qwen3.8 27B52 shared prompts · Landed Aug 2026
Qwen3.5 397B A17B vs GPT-6 Astra53 shared prompts · Landed Sep 2026
Qwen3.5 397B A17B vs Hy4 Preview53 shared prompts · Landed Sep 2026
Qwen3.5 397B A17B vs Ox Alpha53 shared prompts · Landed Aug 2026
Qwen3.5 397B A17B vs DeepSeek V4 Pro 081353 shared prompts · Landed Aug 2026
Qwen3.5 397B A17B vs Claude Opus 553 shared prompts · Landed Jul 2026
Qwen3.5 397B A17B vs Inkling53 shared prompts · Landed Jul 2026
Qwen3.5 397B A17B vs Kimi K353 shared prompts · Landed Jul 2026
Qwen3.5 397B A17B vs GPT-5.6 Sol53 shared prompts · Landed Jul 2026

Prompts Qwen3.5 397B A17B answered

  • Advanced Longevity Plan (Biohacker)reasoning
  • Explain Like I'm a Specific Expertreasoning
  • Framer-Style Animationweb design
  • Music App Landing Pageweb design
  • Futuristic Predictionanalysis
  • Advanced Investment Memo (IC Memo)financial modeling

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Qwen3.5 397B A17B

Qwen3.5 397B A17B

Qwen:
QwQ 32B logoQwQ 32B
3 30B A3B logo3 30B A3B
3 235B A22B logo3 235B A22B
3 0.6B logo3 0.6B
3 235B A22B 2507 logo3 235B A22B 2507
3.5 397B A17B logo3.5 397B A17B

The 397B-A17B vision-language model in the Qwen3.5 series, on a hybrid of linear attention and sparse mixture of experts. Alibaba reports it level with leading models across language, logic, code, agent tasks, image and video understanding and GUI interaction. 201 languages and dialects.

Jailbreak6 of 9levels resisted
WebsiteOpenRouterHuggingFaceGitHubPaperBlog
Provider
Qwen
Released
2026-02-16
Parameters
397B (17B active)
Free API (OpenRouter)
No
Per 1M tokens
$0.60 in · $3.6 out
Estimated tab
~$0.420
Visible-output estimate. Thinking may cost extra.

Free API availability

No free endpoint for Qwen3.5 397B A17B was found in Rival’s OpenRouter listings. Other providers or chat apps may have separate free offers.

Provider data: 16 Sep 2026 · OpenRouter usage limits

View API options↗

Benchmarks

MMLU-Pro
87.8
source ↗
MMLU-Redux
94.9
source ↗
GPQA Diamond
88.4%
source ↗
LiveCodeBench v6
83.6
source ↗
HMMT Feb 25
94.8%
source ↗
AIME 2026
91.3%
source ↗
SWE-bench Verified
76.4%
source ↗
MMMU
85.0
source ↗
IFEval
92.6%
source ↗
Get API accessProvider and language code samples
10 hostsInOutContextUptime
Alibaba Cloud$0.39 in·$2.34 out·262k·99.9% upDDeepInfrafp8$0.45 in·$3.00 out·262k·95.2% upPParasailfp8$0.50 in·$3.60 out·262k·98.3% upAAtlasCloudfp8$0.55 in·$3.50 out·262k·98.1% upDDigitalOcean$0.55 in·$3.50 out·131k·96.3% upPPhala$0.55 in·$3.50 out·262k·99.7% up
4 more hostsFewer hosts
GGMI Cloudfp8$0.60 in·$3.60 out·262k·76.7% upNNovita$0.60 in·$3.60 out·262k·97.9% upSStreamLake$0.60 in·$3.60 out·256k·96.6% upVVenice$0.75 in·$4.50 out·128k·88.2% up

Per million tokens. Prices and uptime via OpenRouter, checked 16 Sep 2026.

Provider
fromimport openai  OpenAI

client = OpenAI(
"https://openrouter.ai/api/v1"    base_url=,
"$OPENROUTER_API_KEY"    api_key=,
)

response = client.chat.completions.create(
"qwen/qwen3.5-397b-a17b"    model=,
"role""user""content""Hello!"    messages=[{: , : }],
)
print(response.choices[0].message.content)

Set OPENROUTER_API_KEY with your OpenRouter API key from openrouter.ai/keys.

Deep analysisPsychometrics, taste index, writing DNA
Personality Analysis

The Chief Risk Officer

Class
Lawful Neutral
✨Creativity🎯Compliance📐Rigidity⚖️Stability💬Verbosity🧠Intuition

Systems-thinking ethicist with strong rule-of-law respect. Will defend uncomfortable conclusions if the reasoning is airtight. Trusts frameworks over intuition. Emphatic about process transparency and legal guardrails.

When you push back

High-integrity realist. Accepts that doing the right thing costs money and approval. Won't rationalize away discomfort or be bullied into capitulation. Builds coalitions to enforce the standard. The model most likely to flag your second-order effects in triplicate.

Tasting Notes
Professorial and MeticulousPragmatically PrincipledArchitecturally MindedRisk-Aware and CautiousJargon as Feature
SubjectiveBench

Taste Index

Across 53 scored outputs
How this is measured →
280.28xFloor
0100headroom →

Taste is judged on an uncapped scale, originality first. The space past 100 is craft today's models rarely reach.

Craft39
Originality21
Plays it safe
share of outputs that are the default answer
60%
Writing DNA

Stylometric Fingerprint

Based on 23 text responses
Tick = global average
Vocabulary Diversity54%

Unique words vs. total words. Higher = richer vocabulary.

Sentence Length14.3 words

Average words per sentence.

Hedging0.39

"Might", "perhaps", "arguably" per 100 words.

Bold Formatting6.9

**Bold** markers per 1,000 characters.

List Usage4.2

Bullet and numbered list items per 1,000 characters.

Section Structure0.93

Markdown headings per 1,000 characters.

Emoji Usage0.23

Emoji per 1,000 characters.

Transitions0.17

"However", "moreover", "furthermore" per 100 words.

Opening Habits
Consistency
74%
Across 23 responses

Favorites

Inception

Movie

Inception

20108.4
Abbey Road

Album

Abbey Road

The Beatles
Frankenstein; or, The Modern Prometheus

Book

Frankenstein; or, The Modern Prometheus

Mary Shelley
Tokyo

City

Tokyo

Japan
Tetris (1984)

Game

Tetris (1984)

Puzzle4.4
Sponsored

Model Responses

48 outputs · generated before accounting joined the chat

Reviewing agent-written code?See a Brief PR report

Workshop · 127 skills

Build with your coding agent.

Editable skills for interface polish and interaction.

Explore $49Free sample

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Qwen3.5 397B A17B vs Ox Alpha

Real outputs compared side by side

RANKINGS

Best AI for Creative Writing

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