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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.

1867 essays
TECHNOLOGY Text-to-SQL ThatWorks for RealEstate. Text-to-SQL helps real estate teamsconnect semantic grounding, curated… ARCHITECTURE SECURITY RELIABILITY COST TEXT SQL
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Text-to-SQL That Works for Real Estate

Text-to-SQL helps real estate teams connect semantic grounding, curated schemas, guardrails, verification, and question scope to the property questions people actually ask. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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APPLIED AI What Long-runningagent workflowsActually Costs. What Long-running agent workflowsActually Costs shows the engineering… 100% EFFORT MIX Build 32% Integrate 26% Secure 24% Operate 18%
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What Long-running agent workflows Actually Costs

What Long-running agent workflows Actually Costs shows the engineering, control, change, and risk costs hidden beyond the headline price at enterprise scale. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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CLOUD & DEVOPS Reserved versuson-demand computeUnder Audit. Reserved versus on-demand compute UnderAudit helps platform leaders connect… RESERVED /ON-DEMANDCOMPUTE Reserved Best fit for your caseSimpler to operateLower switching cost on-demand compute Added complexityHeavier toolingSteeper learning curve
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Reserved versus on-demand compute Under Audit

Reserved versus on-demand compute Under Audit helps platform leaders connect demand, commitments, utilisation, peaks, and evidence to defensible commitments. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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APPLIED AI Agent permissionscoping UnderAudit. A Buyer's Guide to Agent permissionscoping Under Audit helps CISO / CTO… AGENTPERMISSION DO Define ownership earlyMeasure before scalingBuild for observability AVOID Unclear accountabilityPremature optimizationBlack-box systems
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Agent permission scoping Under Audit

A Buyer's Guide to Agent permission scoping Under Audit helps CISO / CTO evaluate identity, least privilege, tool scope, approval controls, permission review. Learn the controls, buying criteria, implementation approach, pitfalls, and production signals.

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AI GOVERNANCE A Buyer's Guideto AI incidentresponse. A Buyer's Guide to AI incident responsehelps enterprise leaders connect… 01 Pilot 02 Team 03 Org 04 Scale BUYER AI
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A Buyer's Guide to AI incident response

A Buyer's Guide to AI incident response helps enterprise leaders connect affected-output identification, detection independent of health, remediation reach, notification paths, and vendor dependency to tooling that handles a wrong model rather than a down one. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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PRODUCT ENGINEERING A Buyer's Guideto Discoverysprints. A Buyer's Guide to Discovery sprintshelps CTO / Head of AI leaders connect… ARCHITECTURE SECURITY RELIABILITY COST BUYERDISCOVERY
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A Buyer's Guide to Discovery sprints

A Buyer's Guide to Discovery sprints helps CTO / Head of AI leaders connect decision question, technical spike, user evidence, architecture constraints, and go/no-go output to reliable production outcomes. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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TECHNOLOGY Cloud Waste forEnergy. Cloud Waste helps energy engineeringteams connect idle resource detection… 100% EFFORT MIX Strategy 32% Engineering 26% Governance 24% Enablement 18%
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Cloud Waste for Energy

Cloud Waste helps energy engineering teams connect idle resource detection, long-lived project residue, retention claims, deletion authority, and attribution to spend that survives the projects that created it. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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AI GOVERNANCE What Regulatoryreporting for AIActually Costs. What Regulatory reporting for AIActually Costs shows the engineering… 100% EFFORT MIX Strategy 32% Engineering 26% Governance 24% Enablement 18%
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What Regulatory reporting for AI Actually Costs

What Regulatory reporting for AI Actually Costs shows the engineering, control, change, and risk costs hidden beyond the headline price at enterprise scale. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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QUALITY ENGINEERING A Buyer's Guide toTest automation forAI-written code. A Buyer's Guide to Test automation forAI-written code helps VP Engineering /… PEOPLE PROCESS PLATFORM PRACTICE BUYER TEST
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A Buyer's Guide to Test automation for AI-written code

A Buyer's Guide to Test automation for AI-written code helps VP Engineering / Head of Infrastructure leaders connect change classification, static and unit checks, integration boundaries, security tests, and review and provenance to reliable production outcomes. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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APPLIED AI A Buyer's Guide toHybrid search forretrieval. A Buyer's Guide to Hybrid search forretrieval helps engineering leaders… 100% EFFORT MIX Strategy 32% Engineering 26% Governance 24% Enablement 18%
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A Buyer's Guide to Hybrid search for retrieval

A Buyer's Guide to Hybrid search for retrieval helps engineering leaders connect query-dependent fusion, exact-match needs, weighting, evaluation by query type, and tuning to hybrid that does not average away both strengths. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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DATA ENGINEERING Data contractsUnder Audit. Data contracts Under Audit helps dataleaders connect schemas, semantics… DISCOVERY DESIGN DELIVERY SCALE
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Data contracts Under Audit

Data contracts Under Audit helps data leaders connect schemas, semantics, owners, changes, and tests to defensible producer contracts in production systems. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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AI GOVERNANCE A Buyer's Guideto Model riskmanagement. A Buyer's Guide to Model risk managementhelps enterprise leaders connect change… 100% EFFORT MIX Planning 32% Delivery 26% Testing 24% Support 18%
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A Buyer's Guide to Model risk management

A Buyer's Guide to Model risk management helps enterprise leaders connect change without release, continuous validation, vendor version control, ongoing monitoring, and independent review to MRM that fits models which move on their own. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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APPLIED AI A Buyer's Guide toLong-running agentworkflows. A Buyer's Guide to Long-running agentworkflows helps engineering leaders… MODEL DEPLOY MONITOR ITERATE BUYER
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A Buyer's Guide to Long-running agent workflows

A Buyer's Guide to Long-running agent workflows helps engineering leaders connect version skew, deployment during runs, external deadlines, human wait states, and abandonment to workflows that outlive the code that started them. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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QUALITY ENGINEERING Acceptance criteriafor probabilisticoutput Under Audit. Acceptance criteria for probabilisticoutput Under Audit helps AI leaders… STRATEGY DELIVERY GOVERNANCE SCALE ACCEPTANCECRITERIA
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Acceptance criteria for probabilistic output Under Audit

Acceptance criteria for probabilistic output Under Audit helps AI leaders connect controls, evidence, ownership, failure handling, and production decisions to risk. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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PLATFORM ENGINEERING Rate limitingagent trafficUnder Audit. Rate limiting agent traffic Under Audithelps CTO / Head of AI leaders test… STRATEGY DELIVERY GOVERNANCE SCALE RATELIMITING
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Rate limiting agent traffic Under Audit

Rate limiting agent traffic Under Audit helps CTO / Head of AI leaders test controls, evidence, ownership, failure handling, and recovery. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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PLATFORM ENGINEERING Kubernetesmulti-tenancyUnder Audit. Kubernetes multi-tenancy Under Audithelps VP Engineering / Head of… 01 Scope 02 Build 03 Launch 04 Iterate
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Kubernetes multi-tenancy Under Audit

Kubernetes multi-tenancy Under Audit helps VP Engineering / Head of Infrastructure leaders test controls, evidence, ownership, failure handling, and recovery. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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AI GOVERNANCE What AI audittrails ActuallyCosts. What AI audit trails Actually Costshelps AI leaders connect evidence… 100% EFFORT MIX Build 32% Integrate 26% Secure 24% Operate 18%
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What AI audit trails Actually Costs

What AI audit trails Actually Costs helps AI leaders connect evidence, controls, ownership, failure handling, and production decisions to measurable risk. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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TECHNOLOGY Customer 360 forHospitality. Customer 360 helps hospitality teamsconnect guest identity across… 100% EFFORT MIX Build 32% Integrate 26% Secure 24% Operate 18%
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Customer 360 for Hospitality

Customer 360 helps hospitality teams connect guest identity across properties, stay history, preferences, match confidence, consent, and the front desk moment a profile gets used. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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DATA ENGINEERING Feature storesUnder Audit. Feature stores Under Audit helps CTO /Head of AI leaders test controls… STRATEGY DELIVERY GOVERNANCE SCALE FEATURESTORES
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Feature stores Under Audit

Feature stores Under Audit helps CTO / Head of AI leaders test controls, evidence, ownership, failure handling, and recovery. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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APPLIED AI What Model routingand fallbackActually Costs. What Model routing and fallback ActuallyCosts shows the engineering, control… 100% EFFORT MIX Strategy 32% Engineering 26% Governance 24% Enablement 18%
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What Model routing and fallback Actually Costs

What Model routing and fallback Actually Costs shows the engineering, control, change, and risk costs hidden beyond the headline price at enterprise scale. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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DATA ENGINEERING Reverse ETLUnder Audit. Reverse ETL Under Audit helps CDO / VPData leaders test controls, evidence… PEOPLE PROCESS PLATFORM PRACTICE REVERSE ETL
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Reverse ETL Under Audit

Reverse ETL Under Audit helps CDO / VP Data leaders test controls, evidence, ownership, failure handling, and recovery. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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PLATFORM ENGINEERING Multi-regiondeployment UnderAudit. Multi-region deployment Under Audithelps VP Engineering / Head of… MULTIREGION DO Start from metricsShip incrementallyAutomate the guardrails AVOID Big-bang rolloutsSkipping discoveryManual, ad-hoc checks
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Multi-region deployment Under Audit

Multi-region deployment Under Audit helps VP Engineering / Head of Infrastructure leaders test controls, evidence, ownership, failure handling, and recovery. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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TECHNOLOGY FinOps Guardrailsfor Energy. Energy workloads carry long-lived dataand heavy compute. Make budgets and… DESIGN SHIP OBSERVE REFINE FINOPS
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FinOps Guardrails for Energy

Energy workloads carry long-lived data and heavy compute. Make budgets and retention platform primitives enforced at provisioning, so cost is a design decision rather than an annual surprise.

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APPLIED AI A Buyer's Guide toCopilot interactiondesign. A Buyer's Guide to Copilot interactiondesign helps product and engineering… PEOPLE PROCESS PLATFORM PRACTICE BUYERCOPILOT
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A Buyer's Guide to Copilot interaction design

A Buyer's Guide to Copilot interaction design helps product and engineering leaders connect rejection cost, suggestion timing, edit affordances, undo, and trust calibration to copilots people keep using. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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