The Field Guides

How we think out loud about agentic engineering.

Practical field guides, playbooks and diagnostics for the engineering leaders and teams building in the agentic era. Roughly one a month, plus briefings from the events we attend. No filler, and no pitch: just the thinking we'd want if we were in your seat.

Latest field guide

Code with Claude London 2026: A Field Report for Engineering Leaders

What actually mattered at Code with Claude London 2026: the signal, the demos, and what engineering leaders should do on Monday.

Field guides

Deep references for a specific role moving into the agentic era.

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The Engineering Manager's Guide to Agents

Lead a team through agent adoption: how to staff, review and measure when agents write code.

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The Security Engineer's Field Guide to Agents

Threat-model and harden agentic systems: permissions, guardrails and the failure modes that matter.

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Become a Harness Engineer

Step into the role that designs the tools, context and guardrails agents actually run inside.

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Become an Eval Owner

Own the evaluations that decide whether an agent is safe to ship, and keep them honest over time.

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The Junior-to-Senior Pathway in the Agentic Era

What “senior” means when agents do the typing: the skills that compound rather than commoditise.

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Ten Ways Agent Projects Die

The recurring failure patterns that kill agent initiatives before production, and how to spot them early.

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Playbooks

Actionable patterns and processes you can put to work this quarter.

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The Eval Ownership Playbook

Stand up evaluation as a first-class function in your team, step by step.

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Human-in-the-Loop Patterns

Design patterns for keeping the right human in the loop without bottlenecking your agents.

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The Agentic Coding Diet

Trim bloated AI-assisted coding habits into a lean, reviewable, trustworthy workflow.

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The Underwriter's Loop

A pattern for keeping expert reviewers in the loop on high-stakes decisions. Details coming soon.

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Diagnostics

Quick self-checks to baseline where your team really stands.

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AI Literacy Diagnostic

Baseline your team's AI fluency and surface the gaps worth closing first.

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Talks & events

Where you can find us. Details to follow.

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Sequoia AI Ascent 2026

Details coming soon.

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Join the Field Guides

Roughly one field guide a month, plus briefings from the events we attend, straight to your inbox. Each new guide tackles one hard part of getting agents into production. And when you're ready for a read on your own systems, that's exactly what the Agent Readiness Assessment is for.

Or explore the Agent Readiness Assessment →