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Deep dives and essays, newest first. Pick a series tag to narrow the list.
Series
SeriesDeep dives
One Poem Suffices
One topic per essay, thorough enough to read once. Centred on Agent Engineering: Context Engineering, Multi-Agent systems, MCP and Skills.
10 posts
Essays
Thinking in Context
Reading frontier AI systems through the lens of context: their engineering practice and design philosophy.
2 posts
Field notes
Zen of Harness
Formerly the Zen of Vibe Coding. Now that AI coding is really about designing the constraints that let agents do the work, these are working notes on Harness Engineering.
8 posts
Notes
Scaling Thoughts
Loose thinking notes on AI, leverage and personal growth — half-formed ideas, written down anyway.
10 posts
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agy-staff Bench v1: Evaluating Agent Orchestration and Harnesses
Zen of HarnessBlogging, Aesthetics, and Taste
Scaling ThoughtsHarness Optimization in Practice: Agent Tool Optimization | Notes on Iterating agy-staff
Zen of Harnessagy-staff: Making Gemini a Staff Member for Codex / Claude Code
Zen of HarnessHow to Think About the grill-me Skill?
Zen of HarnessWhy Is Codex Always Auto-Compacting?
Zen of HarnessOne Poem Suffices: Agent Skills
One Poem SufficesWhen AI Becomes a Way of Understanding the World: Notes on a Demis Hassabis Interview
Scaling ThoughtsDistilling Claude Code Source into an Agent Skill — A Harness Engineering Practice
Zen of HarnessWhen Do You Need Multi-Agent Systems?
Thinking in ContextThe Nuclear Proliferation of Seedance 2.0
Scaling ThoughtsContext Engineering in Codex
Thinking in Context2025 in Review: Wanting to Do Everything, Going Deep on Nothing
Scaling ThoughtsOne Poem Suffices: Just-in-Time Context
One Poem SufficesWhen Tokens Become a New Means of Production
Scaling ThoughtsAt $125 a Month, Can Productivity Scale with Token Usage?
Scaling ThoughtsBest Practices I
Zen of HarnessOne Poem Suffices: Context Engineering
One Poem SufficesOne Poem Suffices: Multi-Agent Systems
One Poem SufficesTreating an LLM as Your Personal Secretary
Scaling ThoughtsIntroduction and Problem Breakdown
Zen of HarnessOne Poem Suffices: MCP (Model Context Protocol)
One Poem SufficesFull-Stack Development in the GenAI Era
Scaling ThoughtsOne Poem Suffices: Prompt Caching
One Poem SufficesWhen Coding Becomes a Basic Skill
Scaling ThoughtsRenting Out Your Time and Working for Yourself
Scaling ThoughtsOne Poem Suffices: From Workflows to Agents — Reading Anthropic’s Best Practices
One Poem SufficesOne Poem Suffices: Mixture-of-Depths and Dynamic Compute Allocation in Transformers
One Poem SufficesOne Poem Suffices: Basic LLM Inference and Generation
One Poem SufficesOne Poem Suffices: ZeRO (Zero Redundancy Optimizer)
One Poem Suffices