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PaperclipPerfector  5d ago (text post)   2788 thread views

Small-Scale Question Sunday for August 16, 2026

Do you have a dumb question that you're kind of embarrassed to ask in the main thread? Is there something you're just not sure about?

This is your opportunity to ask questions. No question too simple or too silly.

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You really can't conclude anything from trying the free tiers. The difference between Sonnet and Fable is like the difference between a random Baen milSF novel and Ender's Game or Starship Troopers.

Never has the saying "you get what you pay for" been more true than with AI.

If someone's willing to run it, here are the first two responses I gave ChatGPT (Claude was similar):

I ran into a problem with the countertop dishwasher I just bought. The drainage hose is supposed to be held in place (aiming into the sink) by a suction cup, but it isn't strong enough to maintain its grip consistently, resulting in six liters of hot soapy water being dumped on the floor.

How would you solve it? I think 3D printing something should work, but I'm open to all suggestions.

(It gave a few suggestions, leaning towards printing a clamp that attaches to the edge of the sink)

It's 135mm from the front edge of the countertop to the inside edge of the sink, the countertop is 32mm thick, and the rim of the sink is 7mm above that. The hose has an 18mm OD.

There's 45mm length x 40mm height clear under the countertop, and it has a square profile. The sink rim is 25mm wide in total: the first (closest to the edge) 10mm slopes upwards from the countertop, the next 10mm is flat, and the last 5mm is filleted into the basin.

If you can get a 3D model that:

  1. Can be installed (e.g. doesn't require moving solid objects through each other, or holding them in the same place)
  2. Holds itself in place (clamping mechanism, friction, or something else)
  3. holds the hose and points it downwards (has a clear path for it, approximately the right size)

in less than 30 minutes without excessive help, I'd count that as a win. For bonus points, it would:

  1. Be printable. Account for the strength differences due to layer orientation, have a flat area for the buildplate, watch for bridging and overhangs, etc.
  2. be easily installable and removeable (without tools)
  3. Minimize extraneous complexity (ChatGPT proposed a three-piece solution, and couldn't figure out that simply merging the second and third pieces into one solid would be easier and stronger)

If it works, then I'd also believe in "Free tier as anti-advertisement". Trying on the free tier certainly made me less likely to pay for the full version here.

I will caveat that this probably isn't a great use case for either 3d printing (repeated torque and temperature flux) or AI (if you can make these measurements, you can build something in TinkerCAD in seconds). If you're genuinely fighting it, the right answer is a QuikClamp and either a oversized hose clamp (if the hose is fairly heavy-duty) or some hair scrunchies (if it isn't).

That said, Claude Opus 5 gave not-crazy answers. I'm a little disappointed that it gave the recommendation to include a zip-tie slot and then didn't actually do it, and trying to get it to add one in ended up taking much longer than just doing an edit in the slicer and was overengineered in some bad ways. But it's at least intern-grade results rather than useless, and for completely non-engineer people it's probably better than they could do in the 15 minutes it took me to boot up my laptop, prompt, and validate in my slicer.

((Counterpoint, though: Grok's first attempt was awful even on Expert; LLMs do poorly on spatial reasoning problems like this.))

If you're genuinely fighting it,

I'm not. I used a solved problem as a test for the models.

That said, Claude Opus 5 gave not-crazy answers.

That's substantially better than the sixth iteration in Sonnet or the 20th in ChatGPT (it was faster, but not any better). It put all the thicknesses in the right directions, connected all the pieces at the correct points, had everything facing in the correct directions, and even had decent choices for the corners.

I guess there is something to the big models being step-changes over small ones.

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