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Field notes from production AI.

Long-form essays from the engineers shipping AI inside payers, hospitals, energy operators and proptech platforms. Written for technology leaders who care more about what runs in production than what trended last week.

All essays

Field notes, sorted by recency.

36 essays
APPLIED AI A Buyer's Guide toAI agentorchestration. A Buyer's Guide to AI agentorchestration helps engineering leaders… PLAN BUILD MEASURE IMPROVE BUYER
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A Buyer's Guide to AI agent orchestration

A Buyer's Guide to AI agent orchestration helps engineering leaders connect partial failure semantics, compensation, step idempotency, observability, and retry design to orchestration that handles a step failing halfway. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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APPLIED AI A Buyer's Guide toFunction callingreliability. A Buyer's Guide to Function callingreliability helps engineering leaders… PLAN BUILD MEASURE IMPROVE BUYER
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A Buyer's Guide to Function calling reliability

A Buyer's Guide to Function calling reliability helps engineering leaders connect schema conformance under degraded input, error feedback loops, retry budgets, argument construction, and testing to reliability measured where it breaks. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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APPLIED AI A Buyer's Guide toMultimodal documentprocessing. A Buyer's Guide to Multimodal documentprocessing helps engineering leaders… 01 Assess 02 Design 03 Ship 04 Operate
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A Buyer's Guide to Multimodal document processing

A Buyer's Guide to Multimodal document processing helps engineering leaders connect layout as information, table and form structure, reading order, spatial relationships, and evaluation to processing that does not linearise meaning away. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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APPLIED AI A Buyer's Guide toContext windowmanagement. A Buyer's Guide to Context windowmanagement helps engineering leaders… 01 Scope 02 Build 03 Launch 04 Iterate
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A Buyer's Guide to Context window management

A Buyer's Guide to Context window management helps engineering leaders connect exclusion decisions, position effects, cost per call, budget allocation, and truncation policy to windows where what you leave out is the design. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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APPLIED AI AI featurediscoverabilityUnder Audit. A Buyer's Guide to AI featurediscoverability Under Audit helps CPO /… STRATEGY DELIVERY GOVERNANCE SCALE AI FEATURE
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AI feature discoverability Under Audit

A Buyer's Guide to AI feature discoverability Under Audit helps CPO / CTO evaluate AI inventory, user disclosure, system mapping, ownership, change tracking. Learn the controls, buying criteria, implementation approach, pitfalls, and production signals.

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APPLIED AI A Buyer's Guideto Semanticcaching. A Buyer's Guide to Semantic cachinghelps CTO leaders connect similarity… 01 Discover 02 Prototype 03 Harden 04 Roll out
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A Buyer's Guide to Semantic caching

A Buyer's Guide to Semantic caching helps CTO leaders connect similarity, thresholds, scope, invalidation, and observability to safe AI cost reduction. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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APPLIED AI A Buyer's Guide toFine-tuning versusprompting. A Buyer's Guide to Fine-tuning versusprompting helps engineering leaders… A BUYER'S/PROMPTING A Buyer's Best fit for your caseSimpler to operateLower switching cost prompting Added complexityHeavier toolingSteeper learning curve
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A Buyer's Guide to Fine-tuning versus prompting

A Buyer's Guide to Fine-tuning versus prompting helps engineering leaders connect iteration speed, change cost, data requirements, model portability, and reversibility to a decision about how often you expect to change your mind. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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APPLIED AI A Buyer's Guide toFinOps for AIworkloads. A Buyer's Guide to FinOps for AIworkloads helps VP Engineering / Head of… 01 Assess 02 Design 03 Ship 04 Operate
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A Buyer's Guide to FinOps for AI workloads

A Buyer's Guide to FinOps for AI workloads helps VP Engineering / Head of Infrastructure leaders connect cost visibility, unit economics, ownership model, capacity controls, and optimisation cadence to reliable operating outcomes. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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APPLIED AI A Buyer's Guide toStructured outputenforcement. A Buyer's Guide to Structured outputenforcement helps engineering leaders… ASSESS ADOPT OPTIMIZE GOVERN
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A Buyer's Guide to Structured output enforcement

A Buyer's Guide to Structured output enforcement helps engineering leaders connect schemas, constraints, validation, refusals, and retries to safe workflows. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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APPLIED AI A Buyer's Guideto Multi-agenthandoffs. A Buyer's Guide to Multi-agent handoffshelps engineering leaders connect… PEOPLE PROCESS PLATFORM PRACTICE BUYER MULTI
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A Buyer's Guide to Multi-agent handoffs

A Buyer's Guide to Multi-agent handoffs helps engineering leaders connect context fidelity across hops, summarisation loss, hop count limits, structured transfer, and end-to-end evaluation to handoffs that do not degrade with each pass. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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APPLIED AI A Buyer's Guide toDistillation forcost reduction. A Buyer's Guide to Distillation for costreduction helps engineering leaders… 100% EFFORT MIX Strategy 32% Engineering 26% Governance 24% Enablement 18%
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A Buyer's Guide to Distillation for cost reduction

A Buyer's Guide to Distillation for cost reduction helps engineering leaders connect tail behaviour loss, teacher coverage, evaluation on edge cases, drift, and retraining cost to distillation that keeps the behaviour you relied on. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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APPLIED AI A Buyer's Guideto Agent spendcontrols. A Buyer's Guide to Agent spend controlshelps engineering leaders connect… 100% EFFORT MIX Build 32% Integrate 26% Secure 24% Operate 18%
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A Buyer's Guide to Agent spend controls

A Buyer's Guide to Agent spend controls helps engineering leaders connect per-task caps, loop detection, retry multipliers, attribution, and hard stops to cost limits that bind before the month ends. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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