Indie Dev Builds Training Pipeline Aiming at a 2B Model That Does Real Work

cephaloform · x · 2026-11-12

A developer is incrementally building a training pipeline aiming to output a 2B model that does actual work, unconcerned about large batch sizes.

Mid-run he found issues with the RNN training environment and split the pipeline for safety. Work streams include optimizer engineering, curriculum ordering, auxiliary loss design, plus funsearch-style tasks (bin packing, maxcut, sorting networks) — the ones that weren't busted worked reasonably well. A hands-on small-scale pretraining log.

Related event: Indie developer halts RNN training over environment flaws, pivots to Funsearch-style tasks(3 posts)→

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