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Pillar AI Service

MLOps & LLMOps Services for Production Model Operations

Reviewed by Umar Abbas • CTO & Principal AI Architect

Last reviewed: 14 August 2026

MLOps and LLMOps are the engineering practices that take models from a notebook to reliable production. We build the pipelines that train, test, serve, and monitor models, with a model registry, evaluation gates, and drift, latency, and cost tracking, using vLLM, KServe, and OpenTelemetry so releases and rollbacks stay safe and repeatable.

Typical Build6 - 12 Weeks
LLM ServingvLLM
Release GateEval + Canary
Tracked MetricCost / Request
What We Build

The operational layer under your models

A model is a small part of a working system. The rest is versioning, testing, serving, and watching it, which is the part that decides whether it survives contact with production.

Registry & versioning

Every model, dataset, and config versioned, so any deployed model can be traced and rolled back.

Serving & autoscaling

High-throughput vLLM serving and KServe endpoints that scale GPUs to demand.

Evaluation gates & CI/CD

A model must pass a fixed evaluation before it ships, the same way code passes tests.

Monitoring & drift alerts

Input drift, output quality, latency, and cost watched continuously with alerts on thresholds.

Data + Trainingpipelines · featuresModel Registryversion · lineage · rollbackEvaluation Gatepass to ship · else blockServing (vLLM / KServe)autoscale · route by costMonitoring + Drift
Reference Architecture

The release path with a gate and a rollback

A new model does not replace the live one directly. It passes an evaluation gate, runs as a canary on a slice of traffic, and is promoted only if it holds. If it degrades, traffic reverts to the previous version automatically.

Candidatenew modelEvaluation Gatefixed test setCanarysmall live slicePromoteholdsRoll Backdegrades

The dashed path is the one that saves you: automatic reversion when the canary underperforms, before most users ever see the new model.

Delivery Lifecycle

How we deliver an MLOps build

Run under our core engineering process. We start from your current deployment pain, not a reference diagram, and add only the pieces that remove it.

1. Audit the current path to production

Map how a model reaches users today, and where it breaks: no versioning, no gate, no rollback, no monitoring.

2. Registry, gate, and serving

Add version control, an evaluation gate on a fixed test set, and an efficient serving layer sized to your latency target.

3. Canary, rollback, and monitoring

Wire canary deployment, automatic rollback, and drift, latency, and cost alerts from a measured baseline.

4. Handover with runbooks

Document the pipelines, hand over runbooks, and set on-call thresholds so operating the system is routine.

Original Proof Unit

What we monitor, and what each signal tells you

A single accuracy number is a lagging indicator. These four signals move first, so a problem is visible before it reaches users.

SignalEarly warning ofResponse
Input driftAccuracy about to fallRetrain / retrieve fresh
p95 latencyServing saturationAutoscale / batch
Cost / requestIdle GPU or wrong routingRoute to smaller model
Eval scoreBad releaseBlock at gate / roll back

{{TODO: publish measured cost-per-request and p95 latency before and after model routing on the document-automation deployment}}

Idle GPUs still bill

Unused inference capacity is the largest hidden cost in most LLM deployments. If cost per request is not monitored, it is not controlled.

Operations Stack

Serving & monitoring tools

vLLM KServe MLflow PyTorch OpenTelemetry XGBoost

More on vLLM serving, PyTorch, and XGBoost.

Where This Applies

Industries that run models at scale

MLOps matters most where models make many decisions per second and a silent degradation is expensive: fraud scoring, pricing, and document processing.

Fintech →

High-volume scoring where drift monitoring and fast rollback protect decision quality.

Banking & Financial Services →

Auditable model lineage and evaluation gates for regulated deployments.

All industries →

See every sector where we operate production models.

Production Proof

Case studies

Fintech Case

Document Automation at Scale

A serving and monitoring layer for a high-volume document model, with routing by difficulty.

Read Case Study →
All Work

More production systems

Browse the full set of model, agent, and retrieval builds with measured outcomes.

View Case Studies →
Honest Failure Modes

What goes wrong on MLOps projects

1. Tooling nobody asked for

The failure: A heavy platform is installed to solve problems the team does not have, adding cost and complexity.

Our prevention: Start from the actual deployment pain and add only the pieces that remove it.

2. Training and serving skew

The failure: Features computed differently in training and serving make a model behave worse live than in tests.

Our prevention: Shared feature transformations and a check that training and serving match.

3. No rollback path

The failure: A bad model ships with no fast way back, so an incident drags on for hours.

Our prevention: Versioned models and canary deployment with automatic reversion.

4. Monitoring that no one reads

The failure: Dashboards exist but have no thresholds, so a slow degradation goes unnoticed.

Our prevention: Alerts on baselined thresholds, not dashboards that depend on someone looking.

Is This the Right Page?

Where this service starts and stops

If you need the model built or trained in the first place, that is machine learning development. If you need the pipelines that feed training data, see AI data engineering. This page is about running models reliably in production once they exist.

Buyer FAQ

Frequently asked questions

What is the difference between MLOps and LLMOps?

MLOps covers the full lifecycle of any model: training pipelines, a registry, deployment, and monitoring. LLMOps is the same discipline adapted to large language models, where the concerns shift to prompt and version management, token cost, evaluation of open-ended output, and guardrails. Most teams need both, because they run classic models and LLMs side by side.

Our model works in a notebook. Why can't we just deploy it?

A notebook has no versioning, no automated tests, no rollback, and no monitoring. In production a model faces changing data, latency limits, and cost ceilings that a notebook never checks. MLOps adds the registry, evaluation gates, serving layer, and telemetry that turn a working experiment into a system you can operate and trust.

How do you serve models efficiently?

For LLMs we use vLLM for high-throughput GPU serving with paged attention, and KServe for standard model endpoints with autoscaling. We route simple requests to smaller models and reserve large models for hard cases. The goal is meeting the latency target at the lowest cost per request, measured, not assumed.

How do you catch a model that is degrading in production?

We monitor input drift, output quality, latency, and cost, with alerts on thresholds set from a baseline. Drift on the input data is usually the first warning that accuracy is about to fall. Without monitoring, teams find out from customer complaints, which is the most expensive way to learn a model has drifted.

Can you set up CI/CD for machine learning?

Yes. Every model change runs through automated evaluation against a fixed test set before it can be promoted, the same way code runs through tests. A model that fails the gate does not ship. We add canary or shadow deployment so a new model is validated on real traffic before it fully replaces the old one.

Do you work with our existing cloud and tools?

Usually yes. We build on your stack rather than replacing it, whether that is AWS SageMaker, GCP Vertex AI, Azure ML, or open-source MLflow and KServe. We add the missing pieces, a registry, gates, monitoring, rather than forcing a migration. A rebuild is proposed only when the current setup blocks reliable operation.

How do you control GPU and inference costs?

We right-size serving, autoscale GPUs to demand, batch requests where latency allows, and route by difficulty so small models handle easy traffic. Cost per request is tracked as a monitored metric, not reviewed once a quarter. Idle GPU capacity is the largest hidden cost in most LLM deployments, so we watch it continuously.

What is a feature store and do we need one?

A feature store keeps the transformations that feed a model consistent between training and serving, which prevents a common bug where a model behaves differently live than in testing. You need one when several models share features or when training and serving pipelines have drifted apart. For a single simple model, it can be overkill, and we will say so.

Who operates the system after you build it?

We can hand over to your team with documentation and runbooks, run it under a support retainer, or embed engineers to operate it with you. We set up the monitoring and rollback paths so on-call is manageable rather than heroic. Ownership of the pipelines, registry, and infrastructure stays with you.

Get your models to production, safely

Book a 45-minute session. We map your current path to production and show where a gate, a rollback, and monitoring would remove the risk.

Book an MLOps Review