Field Notes

Writing on world models, agents, causal inference, and the future of operational decision-making.

capabilityarchitecture

Agent Capabilities Are Growing, But The Architecture Hasn't Caught Up.

Agents are being handed decisions of increasing consequence, but the frameworks underneath were built for tasks. The missing layer is a world model that lets an agent simulate before it acts, compare alternatives, and trace every recommendation back to cause.

Read more →World Models · 2 June 2026 · 14 min read
World Models · 2 June 2026

Agent Capabilities Are Growing, But The Architecture Hasn't Caught Up.

Task agents act. Decision agents have to reason first, and that needs a different foundation.

Supply Chain · 25 Jul 2026

Context Graphs: Seeing Your Supply Chain As It Actually Is

Your supply chain isn't a list of vendors. It's a living graph of relationships, flows, and dependencies. Here's why that distinction matters when things go wrong.

Agents · 26 Jul 2026

AI Agents Need A Robust Data Foundation

Before AI agents can optimize your supply chain, they need something to reason about. That something is a context graph they can traverse, query, and simulate against.

Causal Learning · Jul 26

The Causal Learning Series: An Introduction

A guided, ground-up path through causality, the discipline behind every world model. Start with why correlation was never enough, and build toward models that reason about cause and effect.

World Models · Jul 26

What Are Enterprise World Models?

A world model carries a causal representation of a system and evolves it forward under the actions you take. Applied to an enterprise, that means state (the live configuration of the business), transitions (causal functions describing how actions change it), and an entity graph carrying the constraints the business obeys. The result supports three kinds of reasoning descriptive analytics can't: look forward, look sideways, and look backward to act forward.

Revenue · Jul 26

The Revenue Decision Agent: Simulate the Quarter Before You Commit

Revenue tools score deals and transcribe calls. None of them can answer the question every CRO carries into the quarter: what happens if we act? A world model of the revenue engine lets a decision agent simulate a pricing change, a territory redesign, or an ICP shift before anyone commits, with every recommendation traced to a cause and checked against business constraints.

Operations · Jul 26

The Operations Decision Agent: Run the What-if Before You Commit Inventory

Planning tools optimise a fixed model of the operation, and dashboards report problems after they've happened. Neither can answer the question that defines operations work: what happens if we act? A world model of the operation lets a decision agent simulate a supplier switch, a safety-stock change, or a re-route before committing, surface disruptions while they're still in the future, and replan only the part of the network that's affected.

Foundations · Jul 26

Loops: How AI Agents Get Things Done, and How a World Model Rebuilds the Loop

Every AI agent runs on a loop (a cycle of look, decide, act, look again) repeated until a goal is met. The loop is what separates an agent from a chatbot, and it's the double-edge sword of both the agent's power and weakness: it acts first and finds out afterwards. A world model changes the loop at its core. It inserts a step that has never been there (<em>simulate the action before committing to it</em>), and it wraps a second, slower loop around the whole thing that learns from what really happened. This piece explains loops from first principles, then shows precisely what changes when a world model is underneath.

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