Build AI Products That Ship and
Scale in Production

From architecture design to live deployment, Ment Tech Labs engineers AI-native products that perform at enterprise scale. We own the full stack: LLM integration, data pipelines, inference cost optimisation, MLOps monitoring, and EU AI Act compliance. Your team ships a product, not a demo.
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4.9 / 5.0 from 100+ client reviews

AI Products Shipped to Production
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Hours to First Working Demo
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Uptime SLA Across Deployments
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Average Weeks to Production
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Trusted & Certified

Quick Answer

What is AI Product Engineering?

AI product engineering is the discipline of designing, building, and operating AI-powered software products from concept to production scale. It covers LLM integration, ML model development and fine-tuning, inference infrastructure and cost optimisation, data pipelines, MLOps automation, security hardening, and user-facing application layers. These are delivered as a complete, maintainable system. Unlike AI consulting, which produces strategy documents, or standalone model development, which produces a model artefact, AI product engineering produces a shippable product: a web application, mobile app, API, or embedded system used daily by customers and internal teams, with monitoring and continuous improvement built in from launch.
Key Benefits

Full-stack ownership from data pipeline to user interface. No integration gaps. No handoff failures.
Production-ready architecture from week one: auto-scaling inference, cost optimisation, and MLOps included.
AI products built to enterprise standards: SOC 2, GDPR, EU AI Act compliance from day one.
60 to 80 percent inference cost reduction vs. naive LLM integration through intelligent routing and caching.

ISO 27001 · Certified

SOC 2 Type II · Compliant

Deloitte Fast 50 · Awarded

ERC-3643 · Compatible

KYC / AML · Integrated

MiCA-Ready · EU Compliant

VARA · UAE Licensed

OpenAI Partner · Certified

ISO 27001 · Certified

SOC 2 Type II · Compliant

Deloitte Fast 50 · Awarded

ERC-3643 · Compatible

KYC / AML · Integrated

MiCA-Ready · EU Compliant

VARA · UAE Licensed

OpenAI Partner · Certified

Industry Challenges

Why 87% of AI Products Never Ship to Production

The gap between a successful AI demo and a reliable, scalable AI product is not a model quality problem. It is an engineering, architecture, and operations problem.

Demo-to-Production Failure

Demo-to-Production Failure

An AI prototype that works in a Jupyter notebook collapses under production load. Latency spikes from 200ms to 8 seconds. Memory errors appear at scale. Integration failures cost 3 to 6 months and $500K+ to fix.

Siloed AI and Engineering Teams

Siloed AI and Engineering Teams

Data scientists build models. Engineers build apps. Neither owns the full stack. The result is integration failures, ambiguous SLAs, unresolved latency issues, and ownership gaps that stall production launches for months.

Uncontrolled Inference Costs

Uncontrolled Inference Costs

Naive LLM integration routes every query through GPT-4 at full token cost. This creates $500K to $2M per year in API bills that make unit economics unviable before the first customer pricing discussion.

Silent Model Degradation

Silent Model Degradation

AI models degrade as real-world data distribution shifts away from training data. Without drift monitoring and automated retraining pipelines, product quality deteriorates silently while user complaints accumulate.

Security and Compliance as Afterthoughts

Security and Compliance as Afterthoughts

Prompt injection vulnerabilities, PII leakage in RAG pipelines, and EU AI Act non-compliance retrofitted after build cost 5x more than designing them in from the start.

Paralytic Iteration Cycles

Paralytic Iteration Cycles

Without MLOps pipelines and prompt versioning, updating a model or adjusting a prompt takes 2 to 4 weeks of manual coordination. This kills the rapid iteration velocity needed to improve AI product quality post-launch.

87%

AI Projects Never Reach Production (VentureBeat)

5x

Higher Cost to Retrofit Security vs. Build-In

40%

AI Production Failures Caused by Infra/Integration

8 wks

Ment Tech Labs Average Time to Production

The Cost of Inaction

Every month without a production-ready AI product is market share surrendered. Competitors with live AI products are compounding data moats and user switching costs that late movers cannot replicate regardless of model quality.

Our Solution

The Product Foundry Framework: From Brief to Production in 8 Weeks

Ment Tech Labs treats AI product engineering as a unified discipline. We own the full stack from week one, apply production-first architecture decisions from day one, and deliver a running product in 8 to 16 weeks.

Full-Stack AI Ownership

We design and build every layer: data pipelines, model serving, APIs, front-end application, and MLOps. No integration gaps. No ambiguous ownership. No finger-pointing between specialist teams during production incidents.

Production-First Architecture

Every design decision optimises for production performance, not demo quality. Auto-scaling, semantic caching, latency budgets, and cost controls are designed in from week one.

AI Cost Engineering

Intelligent model routing directs simple queries to cheaper models and complex queries to more capable ones. This reduces inference costs 60 to 80 percent without quality loss. Unit economics that hold at 10K users and at 10M users.

Continuous Improvement Loops

Automated evaluation pipelines, prompt versioning, A/B testing, and semantic drift detection. Your AI product improves continuously with every interaction, measured against domain-specific quality benchmarks.

Comparison

Traditional Software Development vs. AI-Native Product Engineering

Aspect
Legacy Method
Architecture Complexity
Deterministic logic, standard CRUD patterns
Probabilistic AI systems requiring evaluation harnesses, drift monitoring, and MLOps pipelines
Testing Approach
Unit tests and integration tests with pass/fail determinism
LLM evaluation harnesses, red-team adversarial testing, regression on AI output quality metrics
Deployment Cadence
Deploy once, patch on bug reports
Continuous model updates, prompt versioning, A/B testing, canary deployment for model changes
Performance Metrics
Latency, uptime, error rate
Model accuracy, hallucination rate, token cost per query, user CSAT, semantic drift metrics
Cost Model
Fixed infrastructure cost
Variable inference cost per query requiring intelligent routing, caching, and token optimisation
Data Requirements
Structured relational records
Training datasets, evaluation sets, vector embeddings, feature stores, RAG knowledge bases
Core Capabilities

AI Product Engineering Capabilities

LLM Application Architecture

LLM Application Architecture

Production-grade LLM system design covering prompt management, context window optimisation, multi-turn conversation state, streaming responses, fallback model routing, and rate-limit handling. Built to sustain 99.9% availability under enterprise traffic.

RAG Pipeline Engineering

RAG Pipeline Engineering

Multi-stage retrieval systems with hybrid dense-sparse search, cross-encoder re-ranking, metadata filtering, and context compression. Reduces hallucinations 95%+ on enterprise knowledge bases. Keeps retrieval latency under 100ms P95.

AI Agent and Agentic Workflow Systems

AI Agent and Agentic Workflow Systems

Autonomous agent architectures using ReAct, MRKL, and Plan-and-Execute reasoning patterns with persistent memory, tool calling, human-in-the-loop approval gates, and multi-agent orchestration for complex enterprise workflows.

AI Data Pipeline Engineering

AI Data Pipeline Engineering

Real-time and batch data pipelines for model training, feature engineering, document ingestion, embedding generation, and vector store population. Processes millions of documents at enterprise scale with automated quality monitoring.

Model Fine-Tuning and Optimisation

Model Fine-Tuning and Optimisation

Domain-specific model fine-tuning with LoRA, QLoRA, and full fine-tuning on A100/H100 GPU clusters. Model quantisation (INT4/INT8), pruning, and TensorRT optimisation for edge, mobile, and cost-constrained production deployments.

AI Security Architecture

AI Security Architecture

Comprehensive AI security covering prompt injection detection, output filtering, PII redaction, role-based AI access control, jailbreak testing, and complete audit logging. Meets OWASP LLM Top 10 and enterprise security standards.

MLOps and AI Product Observability

MLOps and AI Product Observability

Production AI observability platform covering hallucination detection, response quality scoring, latency and cost dashboards, semantic drift alerts, automated retraining triggers, and A/B testing infrastructure.

AI Mobile Application Engineering

AI Mobile Application Engineering

React Native and native iOS/Android AI-powered applications with on-device ML inference, real-time AI features, background processing, and seamless cloud model integration for latency-sensitive and offline use cases.

AI SaaS Platform Engineering

AI SaaS Platform Engineering

Multi-tenant AI SaaS architecture with per-tenant model customisation, knowledge base isolation, usage metering, rate limiting, enterprise SSO, and consumption-based billing. Built to scale from 10 to 100,000 enterprise tenants.

Enterprise System AI Integration

Enterprise System AI Integration

Deep embedding of AI capabilities into Salesforce, SAP, Microsoft 365, ServiceNow, Oracle ERP, and custom enterprise systems. AI at the point of work, not in a separate tool requiring context switching.

AI Inference Cost Optimisation

AI Inference Cost Optimisation

Systematic reduction of GenAI API spend through intelligent model routing, semantic caching, prompt compression, context window management, and batch processing. Achieves 60 to 80 percent cost reduction without measurable quality degradation.

Computer Vision Product Engineering

Computer Vision Product Engineering

Production computer vision for defect detection, document OCR, video analytics, medical imaging analysis, and real-time object tracking. Deployed to cloud, GPU edge nodes, and embedded hardware.

Voice and Conversational AI Engineering

Voice and Conversational AI Engineering

Real-time voice AI with custom STT/TTS pipelines, emotion and intent detection, speaker diarisation, and sub-500ms end-to-end latency. Built for call centres, IVR replacement, voice-first applications, and real-time meeting intelligence.

AI API and Developer SDK Engineering

AI API and Developer SDK Engineering

Production AI APIs and developer SDKs with OpenAPI documentation, intelligent rate limiting, API key management, versioning, developer portals, and real-time streaming. Enables third-party integrations at enterprise scale.

Multimodal AI Product Engineering

Multimodal AI Product Engineering

AI products combining text, image, audio, video, and structured data inputs. Enables AI document analysis with image extraction, video intelligence platforms, and multimodal customer service agents that see, hear, and respond.

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Technical Architecture

Product Foundry Reference Architecture

A 6-layer AI product architecture ensuring every system is secure, observable, cost-efficient, and maintainable from launch to 100x scale. Each layer is independently scalable.

System Architecture
01
Data and Knowledge Foundation

Structured and unstructured data ingestion, processing, and knowledge storage.

Data Lake / Lakehouse (Databricks / Snowflake)
ETL / ELT Pipelines (Airflow, dbt)
Vector Store
Feature Store (Feast)
Document Ingestion (Unstructured.io, LlamaParse)
Real-time Event Streams (Kafka)
02
Model and Intelligence Registry

Foundation models, fine-tuning, versioning, and evaluation.

Foundation Model Registry (MLflow)
Fine-tuned Domain Models (LoRA, QLoRA)
Embedding Model Registry
Evaluation Harness (RAGAS, custom benchmarks)
Prompt Registry & Versioning (PromptLayer)
Model A/B Test Infrastructure
03
Orchestration and Agent Engine

LLM orchestration, agent workflows, memory, and tool calling.

LangChain / LangGraph Orchestration
Agent Tool Registry (200+ integrations)
Persistent Memory Systems (MemGPT, PostgreSQL)
RAG Retrieval Pipeline
Multi-model Intelligent Router
Human-in-the-Loop Approval Gates
04
Serving and Cost Infrastructure

High-performance inference, auto-scaling, and cost controls.

vLLM / NVIDIA Triton Inference Server
Semantic Cache (Redis + cosine similarity)
Auto-scaling (Kubernetes HPA / KEDA)
LiteLLM Intelligent Model Router
Rate Limiter (per-user, per-tenant)
Cost Budget Controls & Circuit Breakers
05
Application and Integration Layer

User-facing products and enterprise system connectors.

Web Application (React / Next.js)
Mobile App (React Native / Swift / Kotlin)
REST / GraphQL / SSE API
Enterprise Connectors (Salesforce, SAP, M365)
Developer SDK (TypeScript, Python, Go)
Admin Dashboard & Tenant Management
06
Observability and Governance

Monitoring, compliance documentation, and continuous improvement.

LLMOps Dashboard (Langfuse, Helicone)
Hallucination Monitor (online RAGAS scoring)
Cost Analytics
Immutable Audit Log
Semantic Drift Detection & Retraining Triggers
EU AI Act Technical Documentation Generator
OpenAI GPT-4o / GPT-4o-mini
Anthropic Claude 3.5 Sonnet
Google Gemini 1.5 Pro
Meta Llama 3.1 (self-hosted 70B / 405B)
Mistral Large
Cohere Command R+
Pinecone
Weaviate
Qdrant
PostgreSQL pgvector
Snowflake Cortex
Databricks Vector Search
AWS (SageMaker, Lambda, EKS)
Google Cloud (Vertex AI, GKE)
Azure (OpenAI Service, AKS)
NVIDIA Triton Inference Server
vLLM Self-Hosted Serving
Private GPU Clusters (A100 / H100)
Salesforce (Einstein, Apex)
SAP S/4HANA / BTP
Microsoft 365 / Copilot Studio
ServiceNow Flow Designer
Oracle ERP
Slack / Microsoft Teams
Technology Stack

AI Frameworks and Libraries

AI Frameworks & Libraries

Python Python
PyTorch PyTorch
TensorFlow TensorFlow
JAX JAX
Hugging Face Hugging Face
LangChain LangChain
LlamaIndex LlamaIndex
AutoGen AutoGen
CrewAI CrewAI
OpenAI API OpenAI API
Anthropic Claude Anthropic Claude
Google Gemini Google Gemini

ML Infrastructure & Cloud

AWS SageMaker AWS SageMaker
Google Vertex AI Google Vertex AI
Azure OpenAI Azure OpenAI
Pinecone Pinecone
Weaviate Weaviate
Qdrant Qdrant
Redis Redis
Kafka Kafka
Kubernetes Kubernetes
MLflow MLflow

Foundation LLM Models

GPT-4o
Claude 3.5 Sonnet
Llama 3.1 70B
Mistral Large
Gemini 1.5 Pro
Cohere Command R+
Whisper
DALL·E 3 Contract

Business Integrations

Salesforce CRM
HubSpot CRM
Zendesk Support
ServiceNow ITSM
Microsoft 365 Productivity
Google Workspace Productivity
Slack Communication
Jira Project Mgmt
SAP ERP
Snowflake Data Warehouse
Databricks Data Platform
Stripe Payments

42+ technologies integrated

Our Process

Product Foundry Delivery Process

Step 1 Week 1

Product Brief and Technical Discovery

Translate your product vision into a technical architecture specification. Define AI capabilities, data requirements, integration touchpoints, success KPIs, and compliance requirements before writing any code.

Deliverables
AI Product Technical Specification 6-layer Architecture Design Document Data Requirements and Quality Audit Enterprise Integration Map Success KPI Framework EU AI Act Risk Classification
Step 2 Weeks 2 to 3

Data Architecture and Knowledge Pipeline

Design and build the data foundation: ingestion pipelines, vector store configuration, embedding strategies, feature engineering, and evaluation datasets.

Deliverables
Data Pipeline Architecture Vector Store Configuration and Namespace Design Evaluation Dataset (500+ examples) Feature Store Schema Data Quality Monitoring Config
Step 3 Weeks 3 to 7

AI Core Development

Model fine-tuning or RAG pipeline construction, agent workflow development, prompt engineering, and evaluation-driven iteration. Produces the AI intelligence layer benchmarked against your domain requirements.

Deliverables
Fine-tuned or Configured AI Model RAG Pipeline with RAGAS Evaluation Report Agent Workflow Specification Prompt Registry (versioned) Domain Benchmark Quality Report
Step 4 Weeks 5 to 9

Product Application Build

User-facing product: web application, mobile app, API, or enterprise integration. Includes streaming AI responses, real-time feedback, AI-native UX patterns, and admin dashboard for product team management.

Deliverables
Web or Mobile Application (staging environment) REST/GraphQL/SSE API Enterprise Integration Connectors Admin Dashboard API Documentation (OpenAPI)
Step 5 Weeks 8 to 10

Infrastructure and Cost Optimisation

Production inference infrastructure with vLLM serving, semantic caching, intelligent model routing, auto-scaling, and cost controls. Documented unit economics showing cost per query at target scale.

Deliverables
Production Inference Infrastructure Semantic Cache Layer (Redis) Intelligent Model Router Configuration Auto-scaling Rules and Load Test Report Cost Model: Cost per Query at 1K, 10K, 100K DAU
Step 6 Weeks 9 to 11

Security Audit and Compliance Clearance

OWASP LLM Top 10 hardening, prompt injection penetration testing, PII audit, GDPR data flow documentation, and EU AI Act risk assessment before production go-live.

Deliverables
OWASP LLM Top 10 Security Audit Report Prompt Injection Penetration Test Results PII Audit and Redaction Configuration GDPR Data Flow Map EU AI Act Risk Assessment and Classification
Step 7 Weeks 11 to 16

Production Launch and MLOps Handover

Go-live deployment, monitoring dashboard activation, runbook documentation, retraining schedule, and 90-day hypercare with weekly quality reviews and under 4-hour incident response SLA.

Deliverables
Production Deployment (canary rollout) MLOps Monitoring Dashboard (Langfuse, Grafana) Runbook and Incident Response Documentation Team Enablement Sessions (3 x 2 hours) 90-Day Hypercare SLA Agreement
Total: 8 to 16 weeks from brief to production deployment
Compliance & Regulatory

AI Product Compliance and Governance

European Union
EU AI Act
GDPR
AI Liability Directive
United States
NIST AI RMF
Executive Order on AI
CCPA
United Kingdom
UK AI Regulation
ICO Guidance
CDEI
Singapore
MAS AI Guidelines
PDPA
Model AI Governance
UAE
UAE AI Strategy
PDPL
TDRA
Canada
AIDA
PIPEDA
OSFI Guidelines
Australia
AI Ethics Framework
Privacy Act
APRA
ISO/IEC 42001
AI management system
SOC 2 Type II
Security & confidentiality
ISO 27001
Information security
GDPR Compliant
EU data protection
OWASP Hardened
LLM security standards
HIPAA Ready
Healthcare AI compliance

BSA (US)

Bank Secrecy Act suspicious activity and currency transaction reporting

AMLD6 (EU)

Sixth Anti Money Laundering Directive

FATF Recommendations

Global anti money laundering and counter terrorism finance

OFAC Sanctions

US Office of Foreign Assets Control sanctions screening

EU Sanctions

EU consolidated financial sanctions list

MAR / MiFID II

Market Abuse Regulation and Markets in Financial Instruments

DAC6

EU directive on cross border tax arrangement reporting

FATCA / CRS

Foreign Account Tax Compliance and Common Reporting Standard

Security & Audit

AI Product Security Architecture

Production AI products face a unique threat surface: prompt injection, data exfiltration via RAG, jailbreak attacks, PII leakage, and model inversion. Ment Tech Labs applies defence-in-depth across every layer of the AI product stack.

Trail of Bits
Trail of Bits

AI/ML security assessments

HiddenLayer
HiddenLayer

AI model security platform

Robust Intelligence
Robust Intelligence

AI risk management

BishopFox
BishopFox

AI red teaming services

NCC Group
NCC Group

Enterprise AI security

Cure53
Cure53

LLM API security testing

OSCP

CISSP

GREM (Reverse Engineering)

AWS Security Specialty

ISO 27001 LA

Prompt injection detection & prevention
Prompt injection detection & prevention
LLM output filtering and content moderation
LLM output filtering and content moderation
Hardware security modules (HSM)
Hardware security modules (HSM)
PII detection & automatic redaction
PII detection & automatic redaction
Hallucination detection & confidence scoring
Hallucination detection & confidence scoring
Rate limiting & abuse prevention
Rate limiting & abuse prevention
Audit logging for all AI interactions
Audit logging for all AI interactions
Model versioning & rollback capability
Model versioning & rollback capability
Adversarial input detection
Adversarial input detection
Data residency & sovereignty controls
Data residency & sovereignty controls
End-to-end encryption for sensitive prompts
End-to-end encryption for sensitive prompts
Human-in-the-loop escalation workflows
Human-in-the-loop escalation workflows

Enterprise-Grade Security

Bank-level encryption and compliance standards

256-bit AES Encryption

99.99% Uptime SLA

24/7 Monitoring

Industry Applications

AI Products Shipped Across Industries

AI-Powered Legal Research Platform

AI-Powered Legal Research Platform

RAG-powered legal research product indexing 10M+ case law documents with semantic search, jurisdiction filtering, citation chain verification, and AI-generated brief summaries.

75% attorney research time reduction
10M+ documents indexed across 6 jurisdictions
99.1% citation accuracy
Under 95ms retrieval P95 latency
Enterprise AI Sales Copilot

Enterprise AI Sales Copilot

Salesforce-embedded AI copilot generating deal health summaries, next-best-action recommendations, competitor battle cards, and personalised outreach drafts inside the CRM.

3x rep productivity increase
55% faster deal cycle time
40% pipeline coverage improvement
Deployed to 1,200 sellers in 6 weeks
Clinical Document Intelligence Platform

Clinical Document Intelligence Platform

HIPAA-compliant AI platform extracting structured data from unstructured clinical notes, radiology reports, and discharge summaries for clinical trials and quality reporting.

10x faster structured data extraction
98.5% extraction F1 score
HIPAA-compliant architecture, zero PHI in logs
50,000 documents processed per 24-hour cycle
AI Financial Analysis Engine

AI Financial Analysis Engine

Multi-source financial intelligence platform ingesting earnings calls, SEC filings, analyst reports, and news. Generates AI-powered equity research summaries for portfolio managers supporting $2.4B AUM.

80% faster earnings analysis workflow
$2.4B AUM supported
SEC filing processed to summary in under 30 seconds
4.9 out of 5 portfolio manager satisfaction score
Computer Vision QC System

Computer Vision QC System

Real-time computer vision quality inspection processing 10,000 PCBs per hour at 99.7% defect detection accuracy. Edge deployment on production floor.

99.7% defect detection accuracy
10,000 units per hour at under 50ms inference
98% reduction in field escape incidents
$2.8M annual cost saving
AI Customer Experience Platform

AI Customer Experience Platform

Omnichannel AI platform handling 85% of customer interactions autonomously across web chat, mobile, email, and WhatsApp with seamless CRM-synced human escalation and support for 12 languages.

85% autonomous resolution rate
4.7 out of 5 post-interaction CSAT
24/7 coverage across 12 languages
1.2 second response time vs. 4.5 minute human average

See Our AI Solutions in Action

Get a personalized live demo tailored to your exact use case - built by the same engineers who will work on your project.

Comparison

Custom AI Product vs. SaaS AI Platform vs.
In-House Build

Why traditional security tools miss AI-specific attack vectors.

Decision Dimension
SaaS AI Platform
In-House AI Build
Proprietary Data Protection
Full control, data never leaves your environment
Data sent to SaaS vendor, DPA required
Full control, but requires internal infrastructure
Customisation Depth
Unlimited: fine-tuning, custom architecture, domain models
Limited to vendor feature set
Unlimited, but requires scarce ML engineering talent
Time to Production
8 to 16 weeks
2 to 8 weeks (configuration only)
6 to 24 months
Inference Cost at Scale
60 to 80% optimised via routing, caching, self-hosted models
Vendor margin included, costs scale linearly
Controllable, but requires dedicated MLOps team
EU AI Act Compliance
Full control, architecture designed for compliance
Dependent on vendor compliance roadmap
Full control, but internal legal expertise required
Competitive Differentiation
High: unique AI capabilities become proprietary moat
Zero: competitors access same vendor AI capabilities
High, but 12 to 24 month execution risk
Ongoing Engineering Cost
Engineering retainer for iteration and MLOps: $15K to $80K/month
SaaS subscription: $50K to $500K/year
$1M to $4M/year for 5-person AI engineering team
Ideal Company Stage
Series A+ to enterprise
Early-stage or SME needing fast generic AI features
Well-funded enterprise with 12+ month runway and AI talent pipeline

Our Recommendation

Custom AI product engineering is the optimal choice when AI capability is a primary competitive differentiator, proprietary data is involved, or inference costs at scale make SaaS platforms economically unviable.

Case Study

FinTech Startup Ships AI Document Platform in 10 Weeks and Closes £8.5M Series A

FinTech Startup (Pre-Series A)

Financial Technology

The Challenge

A London-based FinTech startup needed a production AI-powered financial document intelligence platform to compete for Series A. They had 10 weeks, zero in-house AI engineers, a board requiring a live product, and a CFO questioning whether AI was defensible IP or just an OpenAI wrapper.

Our Solution

Ment Tech Labs deployed a 5-person AI product engineering team. We built a RAG-powered financial document analysis platform with GPT-4o, custom fine-tuning on 50K proprietary financial documents, Pinecone vector store, React web application with streaming AI responses, full OWASP LLM security hardening, and a production MLOps monitoring stack. Delivered in 10 weeks. The custom fine-tuned model achieved 34% higher extraction accuracy than GPT-4o base, creating defensible IP called out specifically in Series A investor diligence.

10 weeks vs 12-month in-house estimate by CTO

Time to Production

98.7% +34% vs GPT-4o base model

Financial Document Extraction Accuracy

£8.5M AI product cited as primary differentiator in term sheet

Series A Closed

£0.0012 vs £0.0089 naive GPT-4 (87% cost reduction)

Inference Cost per Document

Zero findings Clean security audit before investor diligence

OWASP LLM Top 10

Ment Tech Labs built the product that got us funded. Their AI engineering depth was years ahead of any agency we spoke to - they shipped things we didn't even know were possible in the timeframe, and the investor diligence team came back saying the AI was genuinely proprietary, not a ChatGPT wrapper."
Founder & CEO
FinTech Startup, London at NDA - Financial Technology

ROI & Value

AI Product Engineering ROI

Key Metrics

vs. reduction through intelligent routing and caching
0 -80%
vs. vs. typical in-house AI product builds
0 -5×
vs. vs. 45% industry average for AI products (VentureBeat)
< 0 %
vs. depending on product category and user scale
$ 0 -15M

Inference Cost Engineering

Model routing, semantic caching, prompt compression, and self-hosted models reducing API spend.

$200K to $3M per year

Faster Time to Market

Revenue captured 6 to 12 months earlier than typical in-house builds.

$500K to $5M

Avoided Post-Launch Rebuild

Production-first architecture prevents the 60% of AI products that require architectural rewrites within 6 months of launch.

$300K to $2M

AI Engineering Team Cost Avoidance

vs. hiring a 5-person in-house AI engineering team at $200K to $800K per engineer fully loaded.

$1M to $4M per year

Security and Compliance Avoidance

Proactive EU AI Act compliance and OWASP LLM hardening preventing regulatory fines and reputational incidents.

$500K to $5M

Potential Annual Savings

Up to 70%

Engagement Models

AI Agent Security Engagement Models

AI Product Sprint

4 to 6 week intensive engagement. Design and build a working, demonstrable AI product MVP validated with real users. Suitable for funding milestones, innovation labs, and de-risking technical feasibility.

Ideal for

Pre-seed to Series A startups, enterprise innovation labs, and teams validating a new AI product concept before full investment commitment.

Full Product Engineering

8 to 16 week end-to-end build. Production AI product with enterprise integrations, inference cost optimisation, MLOps monitoring, security audit, compliance clearance, and 90-day hypercare.

Ideal for

Enterprises launching AI-native products, Series A/B startups building differentiated AI capabilities, or teams replacing failed in-house AI builds.

AI Engineering Partnership

Embedded AI engineering team extending your capability for continuous product iteration. Dedicated senior AI engineers working inside your team under your technical leadership.

Ideal for

Post-launch companies scaling AI products, enterprises augmenting in-house teams, and organisations building permanent AI product capabilities.

What is Included in Every Engagement

Get Your Tailored Project Quote

Share your requirements and receive a detailed technical proposal with transparent pricing within 48 business hours.

FAQ

Frequently Asked Questions

AI consulting produces strategy documents. AI development produces model artefacts. AI product engineering produces a shippable, production-ready software product used daily by real customers, with monitoring and continuous improvement built in.

8 to 16 weeks with Ment Tech Labs. Most in-house teams estimate 6 to 24 months due to hiring, onboarding, and integration cycles.

Architecture depends on the use case. RAG is best for updatable knowledge retrieval. Fine-tuning is best for format consistency and domain specialisation. Most enterprise products benefit from a combination of both.

Build custom when AI is a primary competitive differentiator, proprietary data is involved, or inference volume exceeds $30K per month in API spend.

Intelligent model routing, semantic caching with Redis, prompt compression via LLMLingua, context window trimming, and async batching for non-real-time workloads. Combined, these achieve 60 to 80% cost reduction.

Yes. We have production integrations across Salesforce Einstein, SAP BTP, and Microsoft 365 Copilot Studio including Teams bots, Outlook add-ins, and Word/Excel plugins.

OWASP LLM Top 10 hardening at the API gateway layer, ML-based prompt injection detection on every incoming request, Guardrails AI output validation, and immutable audit logging of every AI interaction.

Yes. EU AI Act risk classification, technical documentation generation, and high-risk AI system requirements are included in every engagement from architecture design onwards.

Yes. We support full on-premises deployment with self-hosted LLMs (Llama 3.1 70B and 405B), private Kubernetes clusters, and private vector store instances with no external API dependencies.

Per-tenant vector namespace isolation in Pinecone and Weaviate, tenant-specific prompt configuration databases, LoRA adapter hot-swapping for per-tenant fine-tuning, and Redis token bucket rate limiting per tenant.

100% of IP transfers to the client. This includes code, fine-tuned model weights, prompt libraries, and evaluation datasets. Zero royalties or revenue share.

Langfuse and Grafana dashboards, online RAGAS hallucination scoring, semantic drift detection, automated retraining triggers, prompt A/B testing, and 90-day hypercare with weekly quality reviews and under 4-hour incident response SLA.

RAG for updatable knowledge retrieval where the knowledge base changes frequently. Fine-tuning for format consistency, domain-specific terminology, and cases where retrieval alone does not achieve required accuracy. Best results come from combining both.

Production-first architecture from day one. Auto-scaling infrastructure, inference cost controls, evaluation harnesses, drift monitoring, and security hardening designed in before the first line of application code is written.

Yes. The AI Engineering Partnership model embeds 2 to 5 dedicated senior AI engineers directly into your backlog under your technical leadership, typically onboarded within 2 weeks.

Still have questions?

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Ready to Build Your AI Product?

From product brief to production deployment in 8 to 16 weeks. Ment Tech Labs provides the complete AI engineering stack: LLM integration, RAG pipelines, MLOps, security hardening, and the application layer. You ship a real product, not a demo. 200+ AI products shipped. 100% IP ownership transferred.

4.9 / 5.0 from 100+ client reviews

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