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LiveUpdated 2026-11-07 10:42 UTC

Two brothers just did something you'd expect from a massive AI lab.

Two brothers just did something you'd expect from a massive AI lab. They trained their own 2-billion-parameter AI…

This is a dev post classified by AGK Intelligence as AI dev tools (a tool drop), kept by the Dev Radar because it carries real work, not commentary.

Two brothers just did something you'd expect from a massive AI lab. They trained their own 2-billion-parameter AI image generator. Their GPU compute bill? Just $21,038. Not a fine-tune of an existing image generator. Their two-person AI lab, Linum, built a model called P-JiT. Here's what they pulled off: → 64 NVIDIA H100 GPUs → 660 million training samples processed → $20,348 for pretraining → $690 for post-training → Image generation at around 1024px And the best part? They released the model weights and open-source code under Apache 2.0, allowing commercial use. They also published

Posted by Nav Toor (151.9k followers) 3 h ago · 24 likes · 2.5k views · view the original post on X. Kept by the Dev Radar as AI dev tools.

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