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Official LLM discussion thread

Posted on 7/23/26 at 8:31 am
Posted by CAD703X
Liberty Island
Member since Jul 2008
94848 posts
Posted on 7/23/26 at 8:31 am
It's time baws.

Who has done it?
What is your setup?
Pros and cons?
Would you do it again?
Are you pairing it with local voice devices?
Is your electric bill affected?
Running on dedicated hardware or mixed in with your existing virtualizations?
What model are you using?
How does it figure/dovetail with your usage of Claude or chatgpt?
How big of a pita is care and feeding of it?

My current architecture plan

Proxmox
|__ HAOS VM
|__ Windows VM
|__ Plex LXC
|__ AI & Video Debian VM
---->|__ Frigate container
---->|__ Ollama container
-------> |__ NVIDIA GPU passthrough
This post was edited on 7/23/26 at 8:48 am
Posted by j1897
Member since Nov 2011
5012 posts
Posted on 7/23/26 at 10:16 am to
vllm with qen3.6
Posted by lynxcat
Member since Jan 2008
25347 posts
Posted on 7/23/26 at 10:21 am to
Novice here…what is the benefit of running an LLM locally? What does it achieve versus accessing LLM through the cloud?
Posted by BankLSU
You cant be any geek off the street
Member since Nov 2005
785 posts
Posted on 7/23/26 at 10:32 am to
explain this to me like i'm a 5 year old
Posted by Korkstand
Member since Nov 2003
29134 posts
Posted on 7/23/26 at 10:44 am to
quote:

Novice here…what is the benefit of running an LLM locally? What does it achieve versus accessing LLM through the cloud?
Most of the same benefits of running anything locally. Same cons as well.

Mostly boils down to data ownership and control.

Honestly this is a question I'd send to a cloud LLM.
Posted by CAD703X
Liberty Island
Member since Jul 2008
94848 posts
Posted on 7/23/26 at 10:46 am to
quote:

explain this to me like i'm a 5 year old
local language model (?) i think thats what it stands for.

basically you're taking 'chatgpt' (the opensource stuff anyway) and installing it on your local server so you can interact with a 'chatbot' that lives with you as opposed to the cloud avoiding
* forced changes and updates that break what you working on
* paywall changes and price increases
* giving Big Tech insight into everything you are asking about.

for me, i can imagine everything from 'learning' things about you and your family based on interactions to make relevant gags or observations "CAD left the wet clothes in the washing machine AGAIN" or if you go with local voice control, it can expand from simple "turn light x on/off" to something more nuanced like “What happened while I was gone?” or “Why is the house using so much electricity?” or “Summarize anything unusual today.”

im a hack and basically starting from ground zero on this stuff so some of the smarter posters on here can weigh in with better use cases but it never hurts to think about doing things like this and less dependent on our benevolent tech overlords to always have our best interests in mind.

eta this is most relevant for new 'home labbers' who are spec-ing out servers to plan on purchasing one with a GPU that is capable of handling some modest LLM as well. it never hurts to think ahead.
This post was edited on 7/23/26 at 10:49 am
Posted by XanderCrews
Member since Mar 2009
817 posts
Posted on 7/23/26 at 11:32 am to
Ubuntu/ollama 16gb card giving ollama all the access it wants.

Dell 5820 128gb ram 1tb ssd


Building containers to satisfy everything else. I found the speed loss through proxmox was noticeable so that’s why I pulled it.

You can get way more uncensored models with local llm.

edited: Adding the use of cloudflare free tunnel to create an outbound connection only to cloudflare that you can use for remote access.

LINK
This post was edited on 7/23/26 at 11:43 am
Posted by j1897
Member since Nov 2011
5012 posts
Posted on 7/23/26 at 11:35 am to
It's free
Posted by CAD703X
Liberty Island
Member since Jul 2008
94848 posts
Posted on 7/23/26 at 11:50 am to
quote:

Building containers to satisfy everything else. I found the speed loss through proxmox was noticeable so that’s why I pulled it.
explain this architecture a bit to me. interested in all options since i haven't begun to provision the PC yet.
Posted by AaronDeTiger
baton rouge
Member since Jun 2014
2560 posts
Posted on 7/23/26 at 11:53 am to
quote:


It's free


Minus the hardware.

I was looking into this yesterday. I'd like to get a Mac Studio m3 Ultra, but they stopped production and they were about $7,000 at that point I think. That's 5.8 years of Claude Max subscriptions (and no maintenance). I'm gonna wait until they can get the quantization down without losing accuracy and hardware costs come down, hopefully.

What is Quantization?
It is essentially file compression for AI models. Under the hood, an AI is just a massive spreadsheet of highly precise numbers. Quantization rounds those numbers down to take up far less space. Think of it like taking a massive, uncompressed RAW photo and saving it as a smaller JPEG.

Why is it done?
By default, powerful AI models are so huge they require expensive data center supercomputers just to turn on. Quantization shrinks the model's footprint by up to 75% so it can run directly on everyday consumer hardware—like a standard PC, laptop, or smartphone—without noticeably losing its "smartness."
This post was edited on 7/23/26 at 12:00 pm
Posted by CAD703X
Liberty Island
Member since Jul 2008
94848 posts
Posted on 7/23/26 at 11:57 am to
quote:

I was looking into this yesterday. I'd like to get a Mac Studio m3 Ultra, but they stopped production and they were about $7,000 at that point I think. That's 5.8 years of Claude Max subscriptions. I'm gonna wait until they can get the quantization down without losing accuracy and hardware costs come down.
damn baw

i'm looking at an i7 dell 3660 with maybe a 20 gb RTX 4000 SFF Ada for a fraction of that cost.
Posted by AaronDeTiger
baton rouge
Member since Jun 2014
2560 posts
Posted on 7/23/26 at 12:03 pm to
That mac had 512 GB of unified memory. You can put a cutting edge 4-bit model on it.
Posted by j1897
Member since Nov 2011
5012 posts
Posted on 7/23/26 at 12:14 pm to
quote:

Minus the hardware.


I already have the hardware to play factorio, so free to me.
Posted by CAD703X
Liberty Island
Member since Jul 2008
94848 posts
Posted on 7/23/26 at 12:27 pm to
quote:

I already have the hardware to play factorio, so free to me.
from what i understand; you need low power GPUs for AI/LLMs that can spin up on demand and gaming GPUs are typically higher power draw all the time and more suitable as game engines but again, i know just enough about this stuff to sound like an idiot
Posted by j1897
Member since Nov 2011
5012 posts
Posted on 7/23/26 at 1:37 pm to
for 24/7 use yea, it's a waste of power. I generally use mine for agentic coding, so I can boot everything up with the right OS, run my tasks from laptop for a few hours or overnight, and switch my gaming pc back to windows gaming.

I use n8n for automation and it can run local llm's but they are very slow and not very good for a low power pc, and I've not had the best results using it in those workflows.
Posted by XanderCrews
Member since Mar 2009
817 posts
Posted on 7/23/26 at 2:25 pm to
(no message)
This post was edited on 7/27/26 at 11:23 am
Posted by Korkstand
Member since Nov 2003
29134 posts
Posted on 7/23/26 at 2:58 pm to
quote:

quote:

It's free
Minus the hardware.
And the power.

My math says a modest machine and modest usage would cost ~$100/year to run at 15 cents/kwh.
Posted by bluebarracuda
Member since Oct 2011
19552 posts
Posted on 7/23/26 at 4:51 pm to
Is that power cost 24/7 usage on the LLM though?
Posted by bluebarracuda
Member since Oct 2011
19552 posts
Posted on 7/23/26 at 4:52 pm to
quote:

local language model (?)


Large language model

Yours would be called local LLM
Posted by Korkstand
Member since Nov 2003
29134 posts
Posted on 7/23/26 at 4:57 pm to
I tried to roughly estimate 24/7 always-on with a couple hours of active LLM use per day. If you're idling at 50 watts that'll burn 438kWh/year which is probably $50 minimum anywhere. Maybe you can tune idle consumption lower than that.
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