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Topic: training infrastructure

A 3D-rendered sketch of an NVIDIA GPU workstation, representing the GPU clusters used to train large mixture-of-experts language models.

Wikideas1, via Wikimedia Commons · CC0 1.0 Universal Public Domain Dedication; commercial reuse permitted without attribution requirements

ANALYSIS AI Infrastructure

October 1, 2026

Ai2 opens its trillion-parameter training playbook with Olmo-core 3

Ai2's newly released Olmo-core 3 open training framework scales sparse model training toward a trillion parameters while documenting the measurement traps that make performance claims hard to judge.

Ai2
Olmo
Olmo-core 3
mixture-of-experts
open source
training infrastructure
GPU
scaling
AI benchmarks
open models

By Kelly Intelligence
5 min read