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Field notes

Notes

Engineering field notes on the boundaries, evidence, and operating decisions behind practical AI systems.

Series · Engineering a Reusable Custom Agent Loop

One controlled experiment. One reusable agent loop.

Start with the recorded showcase: a generic agent loads its task, works inside an isolated boundary, and reaches host-verified storage. The following articles will unpack the problems and engineering decisions behind that loop.

Engineering the Agent Loop

Watch GPT-5.6 Terra perform task-specific work through a harness built on Google ADK and designed to be model-agnostic, while the host validates the result, persists accepted records, and verifies stored state.

Watch the showcase →

Lessons in building an autonomous agent loop

Why I built a custom loop to experiment with context and delegation, and what I learned getting it to complete a task.

Read the field note →

What should an agent remember between steps?

A paper-inspired look at whether structured state and the latest observation can replace a growing conversation history without losing a host-verified result.

Planned follow-up

Why the host owns “done”

Sandboxing generated code, deterministic acceptance, persistence gates, and a fresh reread of stored state.

Planned follow-up

How the solution layer evolves across tasks

How accepted approaches become versioned skills and adapters—and the evaluation needed before future agents inherit those updates.

Planned follow-up

Also planned: a deeper look at hidden acceptance contracts and why an earlier run stopped when its required fields were not clear to the agent.

Other field notes

Additional ideas remain in drafting.

When should an AI system act instead of just classify?

A practical view of the jump from perception to decision and from decision to operational action.

Drafting now

What sports tracking teaches about real-world AI systems

Tracking players is only one part of the challenge. Reliable systems need context, temporal reasoning, and usable outputs.

Drafting now

How to think about AI decisions in telecom and infrastructure

Spatial optimization and visual evidence create a useful lens for designing AI systems that work beyond the screen.

Drafting now