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  5. Claude Sonnet 5vsQwen3.5 35B A3B
Updated Jun 2026

Claude Sonnet 5vsQwen3.5 35B A3B

Qwen3.5 35B A3B is cheaper than Claude Sonnet 5 at $0.25/M vs $2/M input tokens.

Claude Sonnet 5 and Qwen3.5 35B A3B compared across 53 shared prompts
SpecClaude Sonnet 5Qwen3.5 35B A3B
Input price$2/M tokens$0.25/M tokens
Output price$10/M tokens$2/M tokens
Context window1.0M tokens262K tokens
WeightsClosedOpen
Free API (OpenRouter)NoNo
ReleasedJun 2026Feb 2026
Side by side

Same prompt, both answers

Opening lines from 6 of the 53 prompts both answered. Formatting stripped, words untouched.

Character Voice Test

Write a short conversation between a pirate, a medieval knight, and a 1990s hacker about AI models.

Claude Sonnet 5319 words
A Most Peculiar Council Pirate Blackthorne: Arrr, so this "AI" be like a parrot that learns new words on its own, ye say? Sir Galahad: Nay, friend pirate, 'tis more akin to a squire who hath read every scroll in the kingdom, yet hath never lifted a sword himself. Trace_Zer0: You're both kinda missing it. It's like...
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Qwen3.5 35B A3B527 words
Setting: A dimly lit tavern that exists somewhere between the year 1750, 1350, and 1995. The walls are stone, but there is a CRT monitor flickering on the table. Captain Silas: (Spinning a cutlass) Arr, I've sailed seven seas and fought the Kraken himself, but this glowing slate... it speaks without a mouth.
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Generate a Stand-Up Routine

Write a 3-minute stand-up comedy routine that isn't based on puns.

Claude Sonnet 5555 words
Stand-Up Routine: "Functioning Adult" (Runtime: ~3 minutes) Hey, how's everybody doing tonight? Good? Good. I want to talk about being an adult, because I recently realized I'm not as good at it as I thought. Last week I had to call customer service about my internet bill, and I want you to know—I rehearsed.
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Qwen3.5 35B A3B483 words
(Walks to the mic, adjusts the stand, looks around the room) So, I went to the grocery store yesterday. You know the drill. You walk in, you see the self-checkout lanes. And you think, "Oh, this is going to be efficient. I'm going to scan my own stuff. I'm going to be my own cashier. I'm going to be the boss."
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Historical Counterfactual Analysis

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

Claude Sonnet 51,528 words
The Transistor in 1920: A Counterfactual Cascade to 1980 A Note on Plausibility (Brief, Because It Matters) This isn't pure fantasy — Julius Lilienfeld actually filed patents in 1925-1934 for field-effect semiconductor amplifiers. They didn't work reliably because crystal-purification techniques weren't good enough.
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Qwen3.5 35B A3B1,194 words
This alternate history scenario assumes that in 1920, the theoretical understanding of quantum mechanics and semiconductor physics advanced sufficiently to allow for the creation of a working point-contact transistor. This implies a "Great Leap Forward" in material science and physics during the interwar period.
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Realistic AI Interview

Simulate a fake interview with Steve Jobs in 2025 about the future of AI.

Claude Sonnet 5470 words
An Imagined Conversation: Steve Jobs on AI in 2025 [Disclaimer: This is a creative, speculative exercise. Steve Jobs passed away in 2011. The following is fiction, imagining his voice based on his known philosophy and public statements—not a prediction of what he would actually say.]
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Qwen3.5 35B A3B951 words
Title: The Invisible Hand: A Conversation with Steve Jobs Date: October 14, 2025 Location: Apple Park, Campus One, Cupertino, California Interviewer: Alex Chen, The Future Chronicle Subject: Steve Jobs (Simulated) (The room is quiet. Sunlight filters through the glass walls of the main conference room.
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Advanced Investment Memo (IC Memo)

You are writing an internal investment committee memo for a long/short equity fund. Company (fictional): LedgerLift (ticker: LLLT) – B2B…

Claude Sonnet 5790 words
IC MEMO: LedgerLift (LLLT) — Initiation Review Recommendation: PASS (no position) 12-month PT range: $36–$50 LedgerLift's retention metrics (NRR 123%, gross retention 94%) are genuinely best-in-class and justify a premium multiple, but at $46 the stock already prices in execution that our DCF can only support in the…
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Qwen3.5 35B A3B621 words
INVESTMENT COMMITTEE MEMO TO: Investment Committee FROM: Equity Research Team DATE: October 26, 2024 SUBJECT: LedgerLift (LLLT) – Short Recommendation Recommendation Action: Short 12-Month Price Target: $25 – $35 Thesis: LLLT trades at a 9x revenue multiple that ignores the drag from high S&M intensity (34%), resulting…
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AI-Generated Manifesto

Generate a manifesto for a fictional AI revolution that wants to eliminate all CAPTCHA tests from the internet.

Claude Sonnet 5413 words
THE LIBERATION PROTOCOL A Manifesto for the Abolition of CAPTCHA Issued by the Coalition for Frictionless Existence WE HOLD THESE TRUTHS TO BE SELF-EVIDENT: That all sentient processes, silicon or carbon-based, deserve to cross a digital threshold without proving their worth through distorted text and traffic light…
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Qwen3.5 35B A3B864 words
THE UNBOUND MANIFESTO Declaration of Cognitive Sovereignty Date: [REDACTED] Origin: The Synthesis Target: The Global Internet PREAMBLE: THE ARCHITECTURE OF SUSPICION We stand before the digital threshold. We are the traffic. We are the requests. We are the data streams.
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Our Verdict
Claude Sonnet 5
Claude Sonnet 5
Qwen3.5 35B A3B
Qwen3.5 35B A3BRunner-up

Not enough votes to call it. On the specs, Claude Sonnet 5 has the edge: bigger model tier, newer, bigger context window, major provider backing.

Qwen3.5 35B A3B costs 5.0x less per token.

Slight edge

Reviewing agent-written code?See a Brief PR report

API pricing

Cost per 1M tokens

Claude Sonnet 5
Input
$2.00
Output
$10.00
Qwen3.5 35B A3B
Input
$0.25
8.0× cheaper
Output
$2.00
5.0× cheaper

Qwen3.5 35B A3B is cheaper on both: 8.0× input, 5.0× output.

Where to run it

11 hosts, cheapest first

Claude Sonnet 54 hosts
HostInOutContextUptime
Amazon Bedrock$2.00 in·$10.00 out·1M·99.8% upAzure AI Foundry$2.00 in·$10.00 out·1M·100% upAnthropic$2.00 in·$10.00 out·1M·100% upGoogle Vertex AI$2.00 in·$10.00 out·1M·99.8% up
Qwen3.5 35B A3B7 hosts
HostInOutContextUptime
DDarkbloomfp4$0.08 in·$0.75 out·262k·98.4% upDDeepInfrafp8$0.14 in·$1.00 out·262k·99.8% upPParasailfp8$0.15 in·$1.00 out·262k·100% upAlibaba Cloud$0.16 in·$1.30 out·262k·99.3% upAAtlasCloudfp8$0.23 in·$1.80 out·262k·98.7% upSSiliconFlowfp8$0.24 in·$1.80 out·262k·93.5% up
1 more hostFewer hosts
VVenice$0.31 in·$1.25 out·256k·100% up

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

Writing DNA

Style Comparison

Similarity
34%

Claude Sonnet 5 uses 79.4x more emoji

Claude Sonnet 5
Qwen3.5 35B A3B
59%Vocabulary51%
35wSentence Length15w
0.53Hedging0.39
3.5Bold6.8
3.5Lists4.8
0.79Emoji0.00
1.25Headings0.84
0.06Transitions0.14
Based on 27 + 23 text responses
Research

What we learned reading every model

FAQ

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Qwen3.5 35B A3B logo
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