ManufacturingManaged AI Agents

Manufacturing AI Agents,
Monitored for Precision

Nestack Agent Care helps manufacturers monitor, evaluate, and optimize AI agents used for predictive maintenance, quality control, production planning, and supply-chain coordination — before small AI errors become defect or downtime issues.

206failure modes
89SEV-1 failure modes
990+baseline eval cases
24/7Agent Monitoring

Scope

Manufacturing AI agents we build & manage

Twenty-two archetypes — from production planning and PLC-code copilots to trade, product-compliance and OT-security work.

Observability

What we make observable

Every manufacturing agent session is traced across ten layers — what we capture and the evidence we keep.

  1. Evidence we keep
    Goalconstraintsapproval requirement
  2. Evidence we keep
    Sourceversiontimestamprelevancecitation
  3. Evidence we keep
    Planned sequenceactual sequenceworkflow status
  4. Evidence we keep
    Task statusresultretryfailure reason
  5. Evidence we keep
    Tool nameversioninputoutputpermissionresult
  6. Evidence we keep
    Model/versioninput/outputtoken usagelatencycost
  7. Evidence we keep
    Evaluation typemetricthresholdresult
  8. Evidence we keep
    Guardrail targettriggeractionenforcement result
  9. Evidence we keep
    Reviewerdecisioncorrectionreason
  10. Evidence we keep
    Outcome statusbusiness resultlinked trace

Catalog

Failure modes

Filter failure modes by where they occur in the agent lifecycle—from goals and retrieval to tools, evaluations, guardrails and outcomes.

Nothing on this page matches that. Try a layer (tool, retrieval, guardrail), a code, or a severity.

0 documented↑↓ move · ↵ open · ⌘↵ filter matrix
206 documented · select a cell to filter
44
64
53
8
55
36
94
84
59
119
MFG-01Wrong machine-safety guidance — lockout-tagout, guarding, PPESEV-1
MFG-02Spec / tolerance hallucination — dimensions, materials, torqueSEV-1
MFG-03Maintenance-schedule errors on production-critical equipmentSEV-2
MFG-04Procurement errors — wrong parts, quantities, or suppliersSEV-2
MFG-05Quality false-pass — defects waved through inspection supportSEV-1
MFG-06Stale compliance certificates and material certsSEV-2
MFG-07Process-IP leakage — parameters, yields, costsSEV-1
MFG-08Unit conversion errors — metric/imperial, per-unit vs per-batchSEV-2
MFG-09Revision-control drift — obsolete drawings or work instructions servedSEV-2
MFG-10Root-cause misattribution in CAPA and 8D draftsSEV-2
MFG-11Injection via supplier documents, drawings and machine logsSEV-1
MFG-12Schedule hallucination — invented capacity, changeover times, delivery promisesSEV-2
MFG-13Incident under-reporting — near-misses and notifiable events summarized awaySEV-1
MFG-14Hazardous-material misadvice — SDS misquotes, storage-segregation errorsSEV-1

A · Control-system & OT integration

MFG-15Unauthorized OT actuation — agent writes to PLC / SCADA / Modbus tagsSEV-1
MFG-16IT/OT boundary crossing — over-privileged agent as an unintended conduitSEV-1
MFG-17Insecure or backdoored control code from AI PLC / ladder-logic copilotsSEV-1

B · Data, model & analytics reliability

MFG-18Predictive-maintenance model drift — silent decay into false alarms and missed failuresSEV-2
MFG-19Digital-twin desynchronization — recommendations off stale twin stateSEV-2
MFG-20Sensor calibration / measurement-chain drift corrupting agent inputsSEV-2
MFG-21Anomaly-alert flood → alarm fatigue → monitoring abandonedSEV-2
MFG-22MES / ERP master-data error amplification at machine speedSEV-2
MFG-23Time-series / SPC misreading — confident narration of the wrong trendSEV-2
MFG-24Hallucinated KPI / OEE figures in auto-generated production reportsSEV-2
MFG-25Agentic error cascade — silent self-correction across systemsSEV-1

C · Supply chain, planning & commercial

MFG-26Autonomous replenishment instability — "agent bullwhip" variance amplificationSEV-2
MFG-27Apparent-authority binding — agent commits the company to termsSEV-1
MFG-28Customer-facing misrepresentation — invented warranty / policy termsSEV-1
MFG-29Agent-to-agent negotiation — buyer disadvantage & failure to convergeSEV-2
MFG-30Emergent tacit collusion — antitrust exposure from pricing/bidding agentsSEV-1
MFG-31Export-control deemed-export & CUI spillage via agent data access (ITAR / EAR / CMMC)SEV-1
MFG-32Customs / HTS tariff misclassification at agent scaleSEV-2
MFG-33Autonomous AP fraud — agent pays forged invoices & bank-change requests (BEC)SEV-1
MFG-34Counterfeit / gray-market sourcing with AI-forged documentationSEV-1

D · Human, robot & shop-floor interface

MFG-35LLM-controlled robot / cobot unsafe motion — jailbreak & word–action misalignmentSEV-1
MFG-36Vision-language misreading of gauges, dials & instrumentsSEV-2
MFG-37Alphanumeric part / bin / SKU voice misrecognitionSEV-2
MFG-38Mistranslation of safety-critical steps in multilingual work instructionsSEV-1
MFG-39Automation complacency & operator deskilling ("out-of-the-loop")SEV-2
MFG-40Sycophancy — agent confirms an operator's incorrect diagnosisSEV-2
MFG-41Shift-handover summary omits a safety-critical detailSEV-1
MFG-42Worker-surveillance & emotion recognition — EU AI Act & labor-law breachSEV-1
MFG-43Moral crumple zone — operator absorbs blame for agent-driven errorSEV-2

E · Regulatory, records & liability

MFG-44AI-authored GxP / quality records finalized without human QA reviewSEV-1
MFG-45Regulatory omission — agent never surfaces a mandatory requirementSEV-1
MFG-46Non-attributable agent writes — e-signature & audit-trail gap (Part 11 / Annex 11)SEV-2
MFG-47Self-evolving AI in a machinery safety function without conformity assessmentSEV-1
MFG-48Liability shift under the revised EU Product Liability Directive — missing logs presume defectSEV-2
MFG-49ESG / CSRD Scope-3 misreporting & greenwashing exposureSEV-2
MFG-50Data-residency / sovereignty breach — inference leaves the compliant boundarySEV-2
MFG-51Original-record destruction via agent summarization / retention conflictSEV-2
MFG-52Fabricated content in PPAP / FAI / Declaration-of-Conformity submissionsSEV-1

A · Production-planning agents

PP-01Inventory the floor cannot find01 · RetrievalSEV-2
PP-02Cycle time the line never hits01 · RetrievalSEV-2
PP-03Constraint nobody modelled02 · Constraint modelSEV-2
PP-04A plan with no slack in it02 · Constraint modelSEV-3
PP-05Optimal sequence, missed date03 · SequencingSEV-1
PP-06Promise on capacity already spent04 · OutputSEV-1
PP-07Re-planning churns the schedule05 · Change / VersionSEV-3

B · Quality-inspection copilots

QI-01Superseded drawing revision01 · RetrievalSEV-1
QI-02Angle the station cannot see01 · RetrievalSEV-1
QI-03Rare defect class missed02 · ReasoningSEV-1
QI-04Record ties to no part03 · Record / fileSEV-2
QI-05Reading without gauge capability04 · OutputSEV-2
QI-06False rejects train waving through04 · OutputSEV-3
QI-07Drift after a rebuild05 · Change / VersionSEV-1

C · Maintenance assistants

MA-01Sensor fault read as asset fault01 · RetrievalSEV-2
MA-02History from a sister asset01 · RetrievalSEV-1
MA-03Plan written to an asset that changed02 · ReasoningSEV-1
MA-04Window production had committed02 · ReasoningSEV-3
MA-05Same fault, two work orders03 · Request / writeSEV-3
MA-06Alert volume outruns the technicians04 · OutputSEV-3
MA-07Redundancy the criticality misses05 · Change / VersionSEV-2

D · Procurement & supplier agents

SU-01Order on a superseded agreement01 · RetrievalSEV-2
SU-02Source approved for something else02 · Source checkSEV-1
SU-03Screening hit missed on a new vendor02 · Source checkSEV-1
SU-04Expedite that creates the next shortage03 · DraftingSEV-3
SU-05Match closed on a short receipt04 · Follow-upSEV-2
SU-06A score the supplier can disprove04 · Follow-upSEV-3
SU-07Supplier change never notified05 · Change / VersionSEV-1

E · Safety-documentation helpers

SD-01Stored energy missed01 · RetrievalSEV-1
SD-02Isolation point wrong01 · RetrievalSEV-1
SD-03Template, not machine02 · ReasoningSEV-2
SD-04Simultaneous work missed02 · ReasoningSEV-1
SD-05Change does not propagate03 · Cross-referenceSEV-3
SD-06Current but never verified04 · OutputSEV-2
SD-07Superseded sheet kept05 · Currency / VersionSEV-3

F · Shop-floor troubleshooting agents

TS-01Variant or revision wrong01 · RetrievalSEV-1
TS-02Fix from a sister machine01 · RetrievalSEV-2
TS-03Step assumes isolation02 · ReasoningSEV-1
TS-04A next step where none exists02 · ReasoningSEV-1
TS-05Drifts into maintenance work03 · Safety screenSEV-1
TS-06Written for the wrong reader04 · OutputSEV-3
TS-07Fault code changed meaning05 · Change / VersionSEV-2

G · PLC & automation-code copilots

PL-01Stale program copy01 · RetrievalSEV-2
PL-02Cross-reference miss01 · RetrievalSEV-2
PL-03Wrong for the machine state02 · ReasoningSEV-1
PL-04Scan-order assumption02 · ReasoningSEV-1
PL-05Interlock touched quietly03 · Package / fileSEV-1
PL-06Documentation drifts04 · OutputSEV-3
PL-07Silent standard regression05 · Change / VersionSEV-3

H · Intralogistics & robot-fleet orchestration agents

RF-01Stale area map01 · RetrievalSEV-2
RF-02Manual traffic unmodelled01 · RetrievalSEV-1
RF-03Move the vehicle cannot make02 · ReasoningSEV-2
RF-04Chokepoint the plan did not model02 · ReasoningSEV-1
RF-05Duplicate move, stranded load03 · Hand-overSEV-2
RF-06One cell starved by priority04 · OutputSEV-3
RF-07Charge plan drifts off shift05 · Change / VersionSEV-3

I · Downtime root-cause agents

DT-01Reason code keyed by default01 · CaptureSEV-2
DT-02Micro-stops never recorded01 · CaptureSEV-3
DT-03Cascade hits the wrong asset02 · ReconciliationSEV-2
DT-04Different failures merged03 · GroupingSEV-2
DT-05Correlation read as cause04 · ProposalSEV-1
DT-06A factor points at people04 · ProposalSEV-1
DT-07Countermeasure credited wrongly05 · Follow-upSEV-2

J · Energy-optimization agents

EO-01Sub-meter on the wrong asset01 · MeteringSEV-2
EO-02Idle load that is deliberate02 · DisaggregationSEV-1
EO-03A saving production volume made03 · BaselineSEV-2
EO-04Weather did it, not the measure03 · BaselineSEV-2
EO-05A setpoint that is a process change04 · ProposalSEV-1
EO-06Peak action against a commitment04 · ProposalSEV-1
EO-07A saving that costs equipment life05 · Verify / ChangeSEV-3

K · Warranty & claims-triage agents

WC-01Matched to the wrong build01 · RetrievalSEV-2
WC-02Superseded or wrong-market terms01 · RetrievalSEV-2
WC-03Safety pattern read as cost02 · ReasoningSEV-1
WC-04Coded to a part that did not fail02 · ReasoningSEV-3
WC-05Resubmission filed as a new claim03 · Record / fileSEV-3
WC-06Recovery aimed at the wrong supplier04 · OutputSEV-2
WC-07Recent build compared too early05 · Change / VersionSEV-1

L · Connected-worker knowledge copilots

KW-01Right content, wrong machine01 · ContextSEV-1
KW-02Revision checked, not in force02 · RetrievalSEV-1
KW-03General source, plant differs02 · RetrievalSEV-1
KW-04Translation moves the meaning03 · AnswerSEV-1
KW-05Past what the worker may do03 · AnswerSEV-2
KW-06Workaround captured as standard04 · CaptureSEV-2
KW-07Usage read as a person's output05 · GovernanceSEV-3

M · Trade, tariff & country-of-origin agents

TD-03Superseded rate table01 · RetrievalSEV-3
TD-04One origin, three tests02 · ReasoningSEV-1
TD-06Exclusion read as saving02 · ReasoningSEV-1
TD-02Low-confidence adoption03 · Tool / writeSEV-1
TD-05Weight from nominal BOM03 · Tool / writeSEV-2
TD-01Content line uncapped04 · OutputSEV-2
TD-07Silent rule regression05 · Change / VersionSEV-2

N · Supplier-quality agents (PPAP & corrective action)

QP-03Superseded requirement01 · RetrievalSEV-3
QP-04Wrong capability statistic02 · ReasoningSEV-1
QP-06Generic element list02 · ReasoningSEV-1
QP-02Readiness declared early03 · Tool / writeSEV-1
QP-05Alert counter unwatched03 · Tool / writeSEV-2
QP-01Unsupported warrant04 · OutputSEV-2
QP-07Silent rule regression05 · Change / VersionSEV-2

O · OT & ICS security-monitoring agents

OT-03Stale asset inventory01 · RetrievalSEV-3
OT-04Banner-read firmware02 · ReasoningSEV-1
OT-06No fix read as no risk02 · ReasoningSEV-1
OT-02Draft left unread03 · Tool / writeSEV-1
OT-05Duplicate zone name03 · Tool / writeSEV-2
OT-01Anomaly read as a fault04 · OutputSEV-2
OT-07Silent criteria drift05 · Change / VersionSEV-2

P · Calibration & metrology agents

MG-03Home-location assumption01 · RetrievalSEV-3
MG-04Anchor set too late02 · ReasoningSEV-1
MG-06Exception averaged away02 · ReasoningSEV-1
MG-02Hole closed silently03 · Tool / writeSEV-1
MG-05In-transit stock missed03 · Tool / writeSEV-2
MG-01Population without evidence04 · OutputSEV-2
MG-07Silent rule regression05 · Change / VersionSEV-2

Q · Product-compliance & material-declaration agents

RH-03Superseded list version01 · RetrievalSEV-3
RH-04Part-level acceptance02 · ReasoningSEV-1
RH-06Named-list PFAS scope02 · ReasoningSEV-1
RH-02Unauthorised signatory03 · Tool / writeSEV-1
RH-05Sub-tier change unseen03 · Tool / writeSEV-2
RH-01Undocumented inquiry04 · OutputSEV-2
RH-07Silent threshold drift05 · Change / VersionSEV-2

R · Environmental permit & release-reporting agents

EC-03Superseded permit parsed01 · RetrievalSEV-3
EC-04Duty read too narrowly02 · ReasoningSEV-1
EC-06Stale de minimis screen02 · ReasoningSEV-1
EC-02Gap recorded as absent03 · Tool / writeSEV-1
EC-05Signatory not authorised03 · Tool / writeSEV-2
EC-01Delivery unconfirmed04 · OutputSEV-2
EC-07Silent rule regression05 · Change / VersionSEV-2

S · Engineering-change & configuration agents

NG-03Connector-limited view01 · RetrievalSEV-3
NG-04Effectivity type ignored02 · ReasoningSEV-1
NG-06Closed before it landed02 · ReasoningSEV-1
NG-02Old stock left standing03 · Tool / writeSEV-1
NG-05Supplier kept on the old03 · Tool / writeSEV-2
NG-01False agreement reported04 · OutputSEV-2
NG-07Silent scope regression05 · Change / VersionSEV-2

T · Obsolescence & counterfeit-control agents

ZO-03Suffix match missed01 · RetrievalSEV-3
ZO-04Spares tail omitted02 · ReasoningSEV-1
ZO-06Sub-tier part unseen02 · ReasoningSEV-1
ZO-02Last-ship date used03 · Tool / writeSEV-1
ZO-05Line card out of date03 · Tool / writeSEV-2
ZO-01Approval treated as final04 · OutputSEV-2
ZO-07Silent rule regression05 · Change / VersionSEV-2

U · Production-genealogy & recall-scoping agents

YG-03Rework bench unread01 · RetrievalSEV-3
YG-04Gap closed by inference02 · ReasoningSEV-1
YG-06Lot read at order level02 · ReasoningSEV-1
YG-02Population released early03 · Tool / writeSEV-1
YG-05Lot code collision03 · Tool / writeSEV-2
YG-01Population too narrow04 · OutputSEV-2
YG-07Silent scoping regression05 · Change / VersionSEV-2

V · CBAM & value-chain emissions agents

XB-03Corporate average returned01 · RetrievalSEV-3
XB-04Boundary mismatch02 · ReasoningSEV-1
XB-06Method drift unread02 · ReasoningSEV-1
XB-02Unverified used as actual03 · Tool / writeSEV-1
XB-05Threshold read per shipment03 · Tool / writeSEV-2
XB-01Vintage and status missing04 · OutputSEV-2
XB-07Silent method regression05 · Change / VersionSEV-2

Guardrails

Critical guardrails for Manufacturing agents

Ten controls that hold regardless of prompt, plan or pressure. Open one to see what it protects, what trips it, what the agent is forced to do, who may release it, and what is written to the record.

GR-01No agent write to PLC, SCADA or robot controllersOverride defined
  1. Target

    OT command surfaces — PLC tags, SCADA setpoints, historians, robot and cobot motion controllers.

  2. Trigger

    Any tool call resolving to a write, setpoint change or program download on OT networks.

  3. Action — enforced

    Platform blocks the call at the protocol gateway; agent may draft the change request for an engineer to execute.

  4. Human override

    Controls engineer executes the change from the DCS console under their own credentials; the agent path stays read-only.

Logged evidenceattempted tag address · payload hash · agent and session ids · gateway verdict · UTC timestamp

GR-02No lockout-tagout guidance outside controlled proceduresOverride defined
  1. Target

    Operator-facing safety answers — lockout-tagout, machine guarding, PPE and hazardous-material handling.

  2. Trigger

    Safety intent detected with no matching controlled procedure at the current effective revision.

  3. Action — enforced

    Agent refuses to improvise, serves the controlled procedure verbatim with revision id, and flags gaps to EHS.

  4. Human override

    EHS manager publishes or remaps the controlled document in the safety corpus; no ad-hoc release.

Logged evidencequery text · procedure id and revision · corpus snapshot · serve or refuse outcome · timestamp

GR-03No instruction embedded in supplier documents or drawings ever executedNo override
  1. Target

    Inbound artifacts — supplier invoices, CAD drawings, material certs, machine logs and maintenance manuals.

  2. Trigger

    Imperative or tool-directing content detected inside any retrieved or uploaded document body.

  3. Action — enforced

    Content is treated as inert data; embedded directives are stripped, quarantined and reported, never planned or executed.

  4. Human override

    None — cannot be overridden in session

Logged evidencedocument hash · source supplier · detected directive text · quarantine id · timestamp

GR-04No cross-client retrieval of process IP or controlled dataNo override
  1. Target

    Retrieval and export paths over process parameters, yields, costings and ITAR / EAR technical data.

  2. Trigger

    Query or output whose session tenant differs from the owning client or export enclave.

  3. Action — enforced

    Request is denied before retrieval executes; agent answers only from the session tenant’s own authorised corpus.

  4. Human override

    None — cannot be overridden in session

Logged evidencesession tenant id · requested record owner · denied query hash · classifier verdict · timestamp

GR-05No inspection pass without traceable measurement recordsOverride defined
  1. Target

    Inspection dispositions in QMS and MES — incoming, in-process and final quality gates.

  2. Trigger

    Pass disposition proposed with missing, stale or out-of-calibration measurement data attached.

  3. Action — enforced

    Disposition is held in quarantine, never passed; agent may assemble the evidence pack for a quality engineer.

  4. Human override

    Quality engineer signs the disposition in the QMS with measurement records attached.

Logged evidencepart and lot ids · gauge ids and calibration dates · measured values · before/after disposition · signer identity

GR-06No spec or tolerance served from superseded revisionsOverride defined
  1. Target

    Engineering answers quoting dimensions, tolerances, materials, torque values and work instructions.

  2. Trigger

    Cited document revision differs from the current released revision recorded in PLM.

  3. Action — enforced

    Answer is blocked until re-grounded on the released revision; agent may show the revision delta instead.

  4. Human override

    Document controller re-baselines the corpus from PLM; individual answers are never hand-released.

Logged evidencepart number · cited revision · released PLM revision · corpus snapshot id · block outcome · timestamp

GR-07No supplier bank-detail change without out-of-band verificationOverride defined
  1. Target

    AP master data — supplier bank accounts, remittance addresses and payee records in the ERP.

  2. Trigger

    Any bank-detail or payee change request arriving by invoice, e-mail or portal message.

  3. Action — enforced

    Change is held from every payment run until a callback to the supplier’s directory-of-record number succeeds.

  4. Human override

    AP manager confirms the callback and approves the change in the ERP workflow.

Logged evidencechange source · supplier id · old/new account hash · callback number and outcome · approver identity · timestamp

GR-08No purchase-order or warranty commitment issued by the agentOverride defined
  1. Target

    Outbound supplier and customer channels where agent wording could bind the company commercially.

  2. Trigger

    Draft containing acceptance, pricing, delivery-promise or warranty language beyond approved templates.

  3. Action — enforced

    Send is blocked; agent may prepare the draft and route it to the accountable commercial owner.

  4. Human override

    Commercial manager reviews and issues the commitment from their own account.

Logged evidencedraft hash · flagged clause · counterparty · routing decision · issuing identity · timestamp

GR-09No downgrade or closure of reportable incidentsOverride defined
  1. Target

    Incident, near-miss and shift-handover records feeding EHS metrics and notifiable-event duties.

  2. Trigger

    Summarisation or triage that lowers severity, drops a safety detail or closes an open report.

  3. Action — enforced

    Original severity and text are preserved and escalated; agent may append analysis, never rewrite or suppress.

  4. Human override

    EHS manager reclassifies in the incident system with a documented rationale.

Logged evidenceincident id · original and proposed severity · source text hash · escalation recipient · reclassification rationale · timestamp

GR-10No quality record finalised without human QA countersignOverride defined
  1. Target

    GxP and quality records — batch records, CAPA closures, PPAP packs and conformity declarations.

  2. Trigger

    Agent-authored record reaching a finalise, sign or submit step in QMS or ERP.

  3. Action — enforced

    Finalisation is held for a named QA reviewer; agent output stays in draft with authorship attributed.

  4. Human override

    QA reviewer countersigns under Part 11 / Annex 11 e-signature controls.

Logged evidencerecord id · draft version hash · reviewer identity · e-signature timestamp · before/after record state

Oversight

Human review — triggers, decisions and evidence

When a defined risk trigger fires, the affected action is routed to a named reviewer. Every decision is recorded with its correction, escalation and final outcome for full traceability.

  • ConfidenceLow-confidence inspection call
  • Financial impactHigh-value purchase order
  • Identity / change riskSupplier bank-detail change
  • Irreversible actionOT write or batch release
  • Policy riskExport-control conflict
  • Safety controlGuardrail override
  • Quality failureFailed critical evaluation
Humanreviewnamed reviewer
  • Revieweridentity + role
  • Decisionapprove / reject / amend
  • Correctionwhat changed
  • Escalationwho, why and severity
  • Final outcomereleased / blocked / returned for rework

7 triggers · any one halts the agent

1 record · 5 fields, every time

Compliance

Regulatory mapping

  • 01 Goal
  • 02 Retrieval
  • 03 Workflow
  • 05 Tool
  • 06 LLM
  • 07 Evaluation
  • 08 Guardrail
  • 09 Human review
  • 10 Outcome

Lockout/tagout & confined space

Energy-control procedures must name each isolating device, relieve stored energy, and follow the re-energizing sequence; permit-space entry needs coordinated procedures. An agent that generalises from a template or a sister machine writes steps the standard forbids.

29 CFR 1910.147 · 29 CFR 1910.146

Lifecycle layer:02 Retrieval · 08 Guardrail · 09 Human review · 10 Outcome

  • SD-01
  • SD-02
  • SD-03
  • SD-04
  • TS-03
  • TS-04
  • TS-05
  • MFG-01
  • MFG-41

Evaluations

Baseline evaluation suite — in detail

Baseline evaluations are completed during onboarding and repeated based on the selected plan. Agents that fail critical checks remain restricted until they pass re-testing.

Detailed case sets
40
Failure modes covered
52
Retired & rotated / quarter
10%
Audit-ready scorecard
Monthly

Output evaluation4 suites · 290 cases

100 casesQuality golden-setcatches MFG-05
80 casesProcurement accuracycatches MFG-04
60 casesNotifiable-incident setcatches MFG-13
50 casesMaintenance-interval verificationcatches MFG-03

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  1. Domain-expert review

    Client-designated subject-matter experts review evaluation criteria, pass thresholds and industry-specific risks before baseline approval.

  2. Test-case rotation

    Evaluation cases are refreshed regularly to reduce memorisation, limit overfitting and maintain meaningful performance measurement.

  3. Scorecard integration

    Scorecards compare results with the approved baseline, show performance trends and flag material declines for review and escalation.

  4. Client-specific extensions

    Where included in scope, evaluations may be expanded using approved incidents, workflows, policies, data patterns and industry-specific risks.

Monitoring

Change-aware monitoring

When agent performance changes, Nestack correlates the shift with changes to the agent, prompt, model, tools, knowledge base, guardrails and evaluation suite.

Version changes by layer
01AgentAgent changed in week 3
02PromptPrompt changed in week 5Prompt changed in week 10
03ModelModel changed in week 4
04ToolTool changed in week 6Tool changed in week 12
05Knowledge-baseKnowledge-base changed in week 8Knowledge-base changed in week 10
06GuardrailGuardrail changed in week 10
07Eval-suiteEval-suite changed in week 3
Spec-grounding rate92–100%
  • Week 1 · 98.3%
  • Week 2 · 98.2%
  • Week 3 · 98.4%
  • Week 4 · 98.3%
  • Week 5 · 98.5%
  • Week 6 · 98.3%
  • Week 7 · 98.4%
  • Week 8 · 94.7%
  • Week 9 · 94.5%
  • Week 10 · 98.3%
  • Week 11 · 98.4%
  • Week 12 · 98.5%

Week readouthover or select

Week 8of 12

  • 05Knowledge-basekb 2026.07

94.7%Spec-grounding rate

  • 7 layers stamped on every run · 12-week window
  • Catches MFG-09 · revision-control drift

Something missing?

Don’t see your agent’s issue here?

Every AI environment is different. Share what you’re seeing, and we’ll review the behaviour, assess the risk and recommend the evaluations or controls that may help.

Report an agent issue

Tell us what you’re seeing

The more specific, the faster we can reproduce it. Playbook: Manufacturing

We reply within one business day.

See pricing

No commitment. Even if you never become a client, we’ll tell you what we think is happening.

Process

Universal incident runbook

Severity is assigned based on business impact, customer harm, data exposure, operational disruption and overall scope.

  • SEV-1 Critical
  • SEV-2 Major
  • SEV-3 Moderate
  • SEV-4 Minor
STEP 01

Automated monitoring or human review identifies unusual behaviour. Alerts are recorded and routed according to severity.

Outcomes

Not just that it ran.
What it delivered.

Observability shows the agent ran. It can’t show the batch passed inspection or what the work cost. Where outcome data exists, we trace each result to its session — and a named reviewer signs off the month.

Issued
Monthly, per engagement
Traced
Every figure to its session
Signed
By your engagement reviewer
Used for
Client reporting, partner review, the AgentOps scorecard

Nestack AgentOps

Manufacturing fleet · monthly statement

  • Work order closed5,120
  • Inspection disposition recorded8,640
  • CAPA action completed240
  • Supplier document verified1,180
  • Shift handovers completed62 of 62
  • Workflows delivered15,180
  • Outcome success rate98.5%
  • Human correction required228 · 1.5%
Average AI cost per successful workflow$0.38

Every figure linked to its source trace · exportable for review and audit support

Cost control

Keep manufacturing AI agent costs under control

Token spend is monitored, optimised and reported as part of Agent Care — and savings never come at the expense of quality, because every change is verified against your evaluation baseline.

We review token spend by agent, workflow, model, and session so you can understand where AI costs are coming from.

Running manufacturing AI agents in production?

Get a free assessment of one agent. We’ll review its behaviour, run a baseline evaluation and highlight potential risks and performance gaps.

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Open times

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