Kimi K3.1 Pro vs Qwen3.8 Max Prime
Kimi K3.1 Pro took 32 min 17 s and $1.27 at list price, Qwen3.8 Max Prime took 37 min 2 s and $2.29 at list price. Qwen3.8 Max Prime took 1.1× as long and cost 1.8× as much.
Kimi K3.1 Pro
Moonshot AI · $10.00/M out · 1,168 HN pts
Qwen3.8 Max Prime
Alibaba · $12.00/M out
Pelican
Generate an SVG of a pelican riding a bicycle
Watch
Draw a mechanical wristwatch that shows the current local time, with a sweeping seconds hand and a date window. Make it look expensive.
Landing
Build the landing page for Lumen Cycles, a Copenhagen workshop that builds custom cargo bikes to order. Make it look like a real brand you would trust with 4,000 euros.
Breakout
Make a Breakout game I can play right now with the keyboard or the mouse. Give it several levels, a score and some juice.
Logo
Design a logo for Night Heron, an independent bookshop that only opens after dark.
About
Write the opening of the About us page for Patchbay, a three-person studio in Rotterdam that repairs vintage synthesizers. About 150 words.
Patchbay is a three-person studio in Rotterdam devoted to keeping vintage synthesizers alive, playable, and full of character. We work on instruments that have spent decades in studios, bedrooms, and tour cases, and we believe each one deserves more than a quick fix. From drifting oscillators and noisy sliders to tired keybeds and mysterious faults, we take the time to listen, diagnose, and repair with care.
Our approach combines patient troubleshooting, period-correct components where possible, and a deep respect for the original sound. We do not believe in erasing an instrument’s history; we preserve the quirks that make it worth loving. Whether your synthesizer needs a full overhaul or a little help getting back on stage, you will always know who is working on it and why. Patchbay exists for the joy of switching on an old machine and hearing it come back to life.
Patchbay is a small studio in Rotterdam dedicated to the repair and care of vintage synthesizers. Run by three people who share a deep love for these instruments, we work hands-on with analog circuits, voices, keyboards, and aging components to bring old machines back to reliable musical life. Every synthesizer that enters the studio has a history, and we treat that history with respect, preserving original character while making sure the instrument can be played with confidence today. Our work ranges from routine servicing and calibration to careful troubleshooting and restoration of rare or badly worn gear. We work patiently, because these machines ask for time, attention, and understanding. We believe these instruments deserve to be heard, not stored away, and that good repair is a form of listening. From our bench in Rotterdam, we serve musicians, collectors, and studios who value craftsmanship, honesty, and the enduring sound of classic electronic instruments.
Specs and numbers
| Kimi K3.1 Pro | Qwen3.8 Max Prime | |
|---|---|---|
| Maker | Moonshot AI | Alibaba |
| Made in | China | China |
| Released | 23 Oct 2026 | 23 Sep 2026 |
| Price in, per M tokens | $2.00 | $4.00 |
| Price out, per M tokens | $10.00 | $12.00 |
| Context | 1,048,576 tokens | 1,000,000 tokens |
| Weights | closed | closed |
| Hacker News points | 1,168 | — |
| Time for the six prompts | 32 min 17 s | 37 min 2 s |
| List price of the six prompts | $1.27 | $2.29 |
Kimi K3.1 Pro was cheaper: $1.02 less at list price, and less on each of the 6 prompts. Kimi K3.1 Pro was faster: 4 min 46 s less in total, and faster on 3 of the 6 prompts.
In the recording, both Breakout games play.
Rebuild this screen experiment: Kimi K3.1 Pro's rebuild matched the screenshot at 87%; Qwen3.8 Max Prime was not in it. Tea Garden experiment: Kimi K3.1 Pro's game passed 5 of 5 checks; Qwen3.8 Max Prime was not in it.