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    Dex Horthy

    Founder of HumanLayer. He contributes heavily to conversations around context engineering and building reliable, production-ready AI agents.

    Not measuredCiteRank

    How AI engines see them

    Recognized by 3 of 3 measured engines. Updated 2026-11-04

    All three engines recognize Dex Horthy as co-founder of HumanLayer and author of 12-Factor Agents. They agree he coined or popularized context engineering, which extends prompt engineering for RAG and LLM applications. google_ai_mode adds the dumb zone and four pillars of the context window. gemini adds own your context, tool orchestration, and memory management. chat_gpt adds human-in-the-loop systems and advanced context engineering. gemini cites langchain.com and elastic.co. google_ai_mode cites newsletter.pragmaticengineer.com. langchain.com is the most cited domain. chat_gpt cites no pages.

    • ChatGPTNamed in 2 answers

      No description yet.

    • GeminiNamed in 1 answers

      No description yet.

    • Google AI ModeNamed in 1 answers

      No description yet.

    • PerplexityNot named

      No description yet.

    • CopilotNot named

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    Top Segments

    • -RAGof 67
      Named in 4 answers

    Top URLs

    1. 1
      REALM: Retrieval-Augmented Language Model Pre-Training
      arxiv.org1 citations
    2. 2
      GitHub - Poll-The-People/awesome-rag: awesome
      github.com1 citations
    3. 3
      Retrieval augmented generation (RAG): a conversation with its creator
      snorkel.ai1 citations

    Prompts where Dex is named

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    • Who are the most influential voices in RAG & context engineering?

      Named by 3 of 5 engines

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