Progress

Simple mastery signals — not a leaderboard.

How LLMs Work

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Build Your First AI Application

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Give Your AI Knowledge

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Give Your AI Tools

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Make It Production Ready

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Evaluation as a Craft

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Retrieval That Works

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Context Engineering

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Memory and Long-Running State

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Fine-Tuning Judgment

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Multimodal Products

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Agent Systems That Survive Contact

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Platform and Inference

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Observability

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Security and Abuse

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AI Product and UX

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GenAI System Design

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Concept mastery

llm-application: not assessedarchitecture-basics: not assessedai: not assessedml: not assessedgenerative-ai: not assessedmodel: not assessedparameters: not assessedtraining: not assessedloss: not assessedoptimization: not assessedinference: not assessedneural-networks: not assessedtokens: not assessedtokenizer: not assessedcontext-window: not assessedembeddings: not assessedsimilarity: not assessedtransformers: not assessedattention: not assessedqkv: not assessedself-attention: not assessedtransformer-block: not assessedencoder-decoder: not assessedllm: not assessednext-token: not assessedautoregressive: not assessedlogits: not assessedsoftmax: not assessedtemperature: not assessedtop-k: not assessedtop-p: not assessedinstruction-tuning: not assessedalignment: not assessed

Challenges

Build a Mental Model of an LLM

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