• Updated 31 Oct, 14:35 UTC
  • Next run 1 Nov, 05:17 UTCNext 1 Nov 05:17
  • Last 7 days: 4 new models · 448 runs7 d: 4 models · 448 runs
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Pareto 26.9 vs GLM 5.3 Flash

6 prompts both ran·Specs and numbers·Change models

Pareto 26.9 took 10 min 32 s and $0.34 at list price, GLM 5.3 Flash took 59 min 10 s and $0.037 at list price. GLM 5.3 Flash took 5.6× as long, and Pareto 26.9 cost 9.1× as much.

Pareto 26.9

Unbiased · $7.50/M out

GLM 5.3 Flash

Z.ai · $0.148/M out · 1,329 HN pts

Pelican

Generate an SVG of a pelican riding a bicycle

Pareto 26.9's SVG for the "Pelican riding a bicycle" prompt

Pareto 26.9

41 s$0.1115k tokensAPI
GLM 5.3 Flash's SVG for the "Pelican riding a bicycle" prompt

GLM 5.3 Flash

2 min 23 s$0.0019.9k tokensAPI

Watch

Draw a mechanical wristwatch that shows the current local time, with a sweeping seconds hand and a date window. Make it look expensive.

Still of Pareto 26.9's page for the "Wristwatch that shows the current time" prompt

Pareto 26.9

2 min$0.0526.9k tokensAPI
Still of GLM 5.3 Flash's page for the "Wristwatch that shows the current time" prompt

GLM 5.3 Flash

17 min 21 s$0.01069k tokensAPI

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.

Still of Pareto 26.9's page for the "Landing page for a cargo bike workshop" prompt

Pareto 26.9

4 min 1 s$0.09012k tokensAPI
Still of GLM 5.3 Flash's page for the "Landing page for a cargo bike workshop" prompt

GLM 5.3 Flash

22 min 43 s$0.01498k tokensAPI

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.

Still of Pareto 26.9's page for the "Playable Breakout" prompt

Pareto 26.9

2 min 28 s$0.0648.4k tokensAPI
Still of GLM 5.3 Flash's page for the "Playable Breakout" prompt

GLM 5.3 Flash

13 min 57 s$0.01065k tokensAPI

Design a logo for Night Heron, an independent bookshop that only opens after dark.

Pareto 26.9's SVG for the "Bookshop logo" prompt

Pareto 26.9

75 s$0.0152.0k tokensAPI
GLM 5.3 Flash's SVG for the "Bookshop logo" prompt

GLM 5.3 Flash

2 min 40 s$0.00211k tokensAPI

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 small workshop in the heart of Rotterdam, where three people spend their days elbow-deep in the guts of vintage synthesizers. We fix the machines that made the sounds you grew up with—the ones that shaped entire genres and then got left in basements when the tech moved on. But we're not a museum. Our benches are covered in solder, schematics, and the occasional broken key that's been there for two weeks longer than we'd like to admit.

We started this studio because we got tired of seeing classic gear being stripped for parts, or worse, turned into Instagram decor. These instruments deserve better. They were built to make noise, and we want to keep them doing exactly that.

Between the three of us, we've fixed everything from a 1960s Buchla to a beat-up Juno that fell down a flight of stairs. If you've got a synth that's gone quiet, bring it in. We'll bring it back.

Pareto 26.9

6 s$0.006788 tokensAPI

Patchbay began the way most repair shops do: with a broken synth, a stubborn owner, and a soldering iron that refused to stay idle. We're three people—Joris, Marit, and Tomas—working out of a small workshop on the back streets of Rotterdam-Noord, surrounded by oscilloscopes, spare parts, and instruments that sometimes arrive in worse condition than their owners admit.

Between us, we've spent decades repairing and restoring vintage synthesizers: Rolands, Moogs, Korgs, Yamahas, and machines whose manuals were never written in the first place. We don't sell anything. We fix things. That focus keeps us honest and keeps the work slow, careful, and done properly.

We believe old instruments deserve to keep making music, not gather dust in attics or fetch prices only collectors can pay. Whether it's a cracked keybed, a dying power supply, or a voice that's gone quiet, we'd like to help bring it back.

GLM 5.3 Flash

6 s<$0.001414 tokensAPI

Specs and numbers

Pareto 26.9GLM 5.3 Flash
MakerUnbiasedZ.ai
Made in—China
Released13 Oct 202626 Aug 2026
Price in, per M tokens$2.50$0.016
Price out, per M tokens$7.50$0.148
Context262,144 tokens1,048,576 tokens
Weightsclosedopen
Hacker News points—1,329
Time for the six prompts10 min 32 s59 min 10 s
List price of the six prompts$0.34$0.037

GLM 5.3 Flash was cheaper: $0.30 less at list price, and less on each of the 6 prompts. Pareto 26.9 was faster: 48 min 37 s less in total, and faster on 5 of the 6 prompts.

In the recording, both Breakout games play. Pareto 26.9's landing page was cut off at the output limit (12,000 tokens).

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