• Updated 14 Nov, 12:11 UTC
  • Next run 15 Nov, 05:17 UTCNext 15 Nov 05:17
  • Last 7 days: 9 new models · 71 runs7 d: 9 models · 71 runs
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Mi:dm K 3.0 Pro vs Claude Fable 5.1

6 prompts both ran·Specs and numbers·Change models

Mi:dm K 3.0 Pro took 32 s and $0.010 at list price, Claude Fable 5.1 took 16 min 4 s and $3.97 at list price. Claude Fable 5.1 took 30× as long and cost 393× as much.

Mi:dm K 3.0 Pro

KT · $0.80/M out

Claude Fable 5.1

Anthropic · $50.00/M out · 1,630 HN pts

Only Claude Fable 5.1 has CLI runs here (Claude Code).

Pelican

Generate an SVG of a pelican riding a bicycle

Mi:dm K 3.0 Pro's SVG for the "Pelican riding a bicycle" prompt

Mi:dm K 3.0 Pro

2 s<$0.001828 tokensAPI
Claude Fable 5.1's SVG for the "Pelican riding a bicycle" prompt

Claude Fable 5.1

26 s$0.0971.9k tokensCLI

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 Mi:dm K 3.0 Pro's page for the "Wristwatch that shows the current time" prompt

Mi:dm K 3.0 Pro

5 s$0.0022.5k tokensAPI
Still of Claude Fable 5.1's page for the "Wristwatch that shows the current time" prompt

Claude Fable 5.1

2 min 16 s$0.6012k tokensCLI

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 Mi:dm K 3.0 Pro's page for the "Landing page for a cargo bike workshop" prompt

Mi:dm K 3.0 Pro

7 s$0.0033.3k tokensAPI
Still of Claude Fable 5.1's page for the "Landing page for a cargo bike workshop" prompt

Claude Fable 5.1

5 min 44 s$1.4729k tokensCLI

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 Mi:dm K 3.0 Pro's page for the "Playable Breakout" prompt

Mi:dm K 3.0 Pro

8 s$0.0022.8k tokensAPI
Still of Claude Fable 5.1's page for the "Playable Breakout" prompt

Claude Fable 5.1

5 min 38 s$1.4228k tokensCLI

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

Mi:dm K 3.0 Pro's SVG for the "Bookshop logo" prompt

Mi:dm K 3.0 Pro

5 s$0.0011.3k tokensAPI
Claude Fable 5.1's SVG for the "Bookshop logo" prompt

Claude Fable 5.1

1 min 43 s$0.357.0k tokensCLI

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 workshop rooted in the heart of Rotterdam where a shared passion for analog sound meets meticulous hands‑on craftsmanship. Founded by longtime synthesist‑technicians who grew up chasing the warm, unpredictable tones of classic machines, we treat every instrument as a living piece of musical history. From the battered faces of 1970s Minimoogs and ARP 2600s to the rare circuitry of vintage Japanese modules, each repair begins with a careful diagnosis, the sourcing of authentic components, and a respect for the original design philosophy. We document every step, communicate openly with owners, and strive to return each synth to the character that inspired its acquisition while ensuring reliable modern performance. Our blend of technical precision, artistic intuition, and transparent service has helped artists across Europe keep their rigs alive, preserving distinctive voices that might otherwise be lost to time. Patchbay is committed to keeping analog synthesis thriving for future generations through integrity, skill, and a deep love for the sounds we resurrect every day.

Mi:dm K 3.0 Pro

4 s$0.0011.2k tokensAPI

Patchbay is three people and one workshop in Rotterdam, and we spend our days bringing old synthesizers back to life. Most of what arrives at our bench is somewhere between thirty and fifty years old: a Juno with a dead voice chip, a Minimoog that drifts out of tune the moment the room warms up, a Polysix whose battery has quietly eaten its own circuit board. We know these instruments inside and out because we have had hundreds of them open on the table.

We started Patchbay because we kept meeting musicians who had been told their synth was not worth fixing. We disagree. These machines were built to be serviced, and with the right parts, enough patience, and a good set of schematics, almost any of them can be made to play again. When we hand an instrument back, we want it to sound the way it did the day it left the factory, or better.

Claude Fable 5.1

17 s$0.025494 tokensCLI

Specs and numbers

Mi:dm K 3.0 ProClaude Fable 5.1
MakerKTAnthropic
Made in—US
Released5 Nov 20261 Sep 2026
Price in, per M tokens$0.20$10.00
Price out, per M tokens$0.80$50.00
Context261,795 tokens1,000,000 tokens
Weightsclosedclosed
Hacker News points—1,630
Time for the six prompts32 s16 min 4 s
List price of the six prompts$0.010$3.97

Mi:dm K 3.0 Pro was cheaper: $3.96 less at list price, and less on each of the 6 prompts. Mi:dm K 3.0 Pro was faster: 15 min 32 s less in total, and faster on each of the 6 prompts.

In the recording, Mi:dm K 3.0 Pro's Breakout game plays; Claude Fable 5.1's stopped painting.

Rebuild this screen experiment: Claude Fable 5.1's rebuild matched the screenshot at 78%; Mi:dm K 3.0 Pro was not in it. Tea Garden experiment: Claude Fable 5.1's game passed 5 of 5 checks; Mi:dm K 3.0 Pro was not in it.

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