Case Study · Lakshay Mehandru · Updated Aug 2026

The Builder's Net

The models know everything about the world and nothing about how I work. This is the system I built to close that gap.

Out of the box, every AI session starts from zero. The model is impressive; the coworker is blank. It doesn't know my projects, my standards, or the fact that I already solved this exact problem twice.

The Builder's Net is what I run instead. Work I repeat becomes a reusable skill. Skills that prove themselves get promoted into agents. Agents that stop earning their keep are retired, and their useful knowledge stays behind. The network gets faster over time not because the model changed, but because it accumulated how I work. It's the same simple, composable approach Anthropic lays out in Building Effective Agents.

Compounds over time

The first build is the slowest one. Every build after it starts with what the previous ones learned.

Human in the loop

Nothing promotes, deploys, or goes live without my explicit sign-off.

Stays lean

Agents unused for 30 days get mined for anything worth keeping, then retired.

The full structure took about two days to build, not because the architecture is complex, but because each agent needs time to learn how I actually work.

Simulate a task

Pick a scenario. Watch how the network routes it.

Known bug. Existing template match. Human not required.

Project Manager
Triage→ Quick Win
Solver
Verify

How the net evolves

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Build trace logged

Every completed task leaves an immutable record: what tools were used, which patterns applied, what the outcome was. You don't configure this, it just happens.

What would your current process look like if every decision left a trace?

The 100th build is faster than the 1st, not because the model improved, but because the network kept what the 99 before it learned. It's the same orchestrator-worker pattern behind Anthropic's multi-agent research system, where a lead agent delegating to parallel subagents outperformed a single agent by 90%.

Disclaimer: This case study shares ideas based on personal experience. It is not professional advice and does not guarantee results. Do your own research, test in your own environment. Downloadable files are starter templates, not production-ready configurations.