cd /news/large-language-models/building-a-350m-transformer-from-scr… · home topics large-language-models article
[ARTICLE · art-49308] src=john463212.substack.com ↗ pub= topic=large-language-models verified=true sentiment=· neutral

Building a 350M Transformer from Scratch in PyTorch

A developer built a 350-million-parameter Transformer model from scratch using PyTorch, detailing the architecture, training process, and performance benchmarks. The project demonstrates how to implement a large-scale language model without relying on pre-built libraries, providing insights into the underlying mechanics of transformers.

read1 min views3 publishedJul 7, 2026

Article URL:

https://john463212.substack.com/p/building-a-350m-transformer-from Comments URL: https://news.ycombinator.com/item?id=48816044

Points: 1

── more in #large-language-models 4 stories · sorted by recency
── more on @pytorch 3 stories trending now
sponsored brought to you by zahid.host 4,200+ EU-deployed projects
reading about agents? ship yours in a single git push.

Run your AI side-project on zahid.host

EU-based hosting, git-push deploys, automatic HTTPS, no cold starts. Free tier with a custom domain — perfect for shipping the agent you just read about.

$git push zahid main
Live at https://your-agent.zahid.host
Get free account → Pricing
from €0/mo · no card required
LIVE [news/building-a-350m-tran…] indexed:0 read:1min 2026-07-07 ·