Olmo 3 is the most open AI model out there right now. Fully open weights, training data, code, and everything in between.
We break down Olmo3, the newest open model from the Allen Institute for AI (Ai2) and why developers are paying attention. Unlike most “open-weight” models, Olmo3 is fully open: weights, training data, code, checkpoints, and tooling.
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📌 Chapters:
00:00 Open-source AI breakthrough
00:20 What is Olmo 3? Fully open LLM overview
00:42 Full transparency: training data, traces, and tools
01:57 Fact Check AI with OlmoTrace
02:41 Live Olmo 3 demo (reasoning + code)
03:35 Olmo 3 benchmarks vs other open models
04:11 Limitations and tradeoffs vs closed AI
04:55 Why Olmo 3 matters for developers in 2025