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@ezyang
I work on PyTorch at Meta. Chatty alt at @difficultyang.
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A user says the pleasure comes from Claude knowing about variational types and happily implementing them.
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A post asks whether frontier models could match the discovery and judgment behind TypeScript’s design, beyond rewriting it.
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The author says the essay lays out formulas and offers more detail for careful reading.
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A user asks which format people find more intuitive when counting FLOPs.
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A user suggests applying selective activation checkpointing (SAC) to smaller units within a transformer block: normalization plus attention, or normalization plus MLP, when residual-add results are always saved.
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The creator says the Astra-built edition includes NVIDIA GPUs and separates high-bandwidth memory (HBM) and network analysis.
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The user says Astra nailed a prompt asking for a structured walkthrough of code changes, with plenty of examples and diagrams to build intuition.
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An opencode2 developer says its codemode can display a user interface and prompt for permissions even when a model sends over a chunk of code.
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Meta research engineer names an unusual conditional execution example in reply.
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Meta researcher Edward Yang reports the Codex option fails to appear automatically.
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Edward Yang states he produces the kind of text that language models struggle with.
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Meta research engineer Edward Yang credits Fable for building visualizations and animations in a post series.
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OpenAI Codex engineer Tibo asks users for feedback on switching to the tool.
