PT
Post Training
Indexing
Sifting through hundreds of thousands of hours of indexed videos
Post Training
Sifting through hundreds of thousands of hours of indexed videos
Post Training
Arcmira media summary
Explore podcasts, interviews & explainers on Post-training — 12 indexed from Think Deeper Now & Lex Fridman, updated Apr 2026.
The phase of AI model development focused on augmenting data after initial pre-training.
The refinement stage of AI development including SFT, RLHF, and DPO.
it's like post-trainining and RL is like this accelerant of the underlying capability
Post-training, the more compute you give it
The discussion of how RL and fine-tuning are becoming the dominant part of the AI infra stack.
Arcmira tracks 12 indexed media appearances or mentions for Post-training, tied to source videos, channels, and transcript-derived context.
Arcmira uses indexed YouTube videos and transcripts. Representative source evidence on this page includes "SAFe & the Product Owner Role Explained | Melissa Perri | Lenny's Podcast - EP.70" with transcript-derived context and links when available.
Post-training is connected to OpenAI, DeepSeek, Anthropic in Arcmira's media graph.
12
Mentions
379.2K
Views
The trendline is visible, but the dated evidence behind Post-training is in the premium layer.
“The phase of AI model development focused on augmenting data after initial pre-training.”
“The refinement stage of AI development including SFT, RLHF, and DPO.”
“it's like post-trainining and RL is like this accelerant of the underlying capability”
“Post-training, the more compute you give it”
“The discussion of how RL and fine-tuning are becoming the dominant part of the AI infra stack.”