Custom LLM Development Services

Build secure, production-ready LLM solutions tailored to your data and workflows with Cleveroad’s LLM development services. We help businesses apply large language models to automate processes and improve decision-making.

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LLM Development Services We Offer

We provide expert LLM services matching your current business goals and AI strategy, from consulting to custom model development

LLM strategy and consulting

Get expert help in defining high-impact LLM use cases, assessing data readiness, choosing the right model approach, and creating a practical implementation roadmap aligned with your goals.

Custom LLM development

Build custom large language models designed around your data, workflows, and security requirements. We develop LLM-powered solutions that integrate seamlessly with your products.

LLM fine-tuning

Improve model accuracy, relevance, and consistency by fine-tuning LLMs on your proprietary data. Cleveroad helps adapt models to your domain, terminology, and compliance needs.

Open-source LLM integration

Leverage open-source LLMs like LLaMA, Mistral, or similar models without compromising security or scalability. We handle deployment, optimization, and integration into your systems.

Business Benefits of LLM Integration

Discover how LLM integration helps businesses automate knowledge work and scale operations through AI-driven intelligence

Lower operating costs

LLMs automate routine work, which reduces manual effort and lowers operational expenses

Make faster decisions

LLMs summarize data, reports, and documents in seconds, giving leaders clear insights in no time

Boost team productivity

LLMs act as on-demand assistants for employees, so work gets done faster without adding headcount

Speed up delivery

LLMs accelerate content/code creation, helping products and features reach the market faster

Scale customer support

LLM-powered assistants provide instant responses 24/7, allowing you to improve customer experience

Expand revenue stream

LLMs enable AI-powered experiences, differentiating products and unlocking new revenue streams
Looking to automate workflows?
Book a consultation with our AI solution architect with expertise in your industry to select a tailored LLM use case and start development

LLM Use Cases Across Industries

Large language models bring benefits for various business domains, improving customer service, employee productivity, and overall efficiency

Healthcare

  • AI patient assistants
  • Note summarization
  • Intake and triage
  • Clinical decision support

Supply Chain

  • Logistics planning
  • Document processing
  • Real-time insights
  • Demand forecasting

FinTech

  • AI customer support
  • Automated KYC/AML
  • Financial reporting
  • Compliance reports

Marketplaces

  • AI product advisors
  • Onboarding automation
  • Intelligent quality checks

Media

  • Automated content tagging
  • Editorial AI assistance
  • Content personalization

Retail

  • Virtual shopping assistants
  • Product data enrichment
  • AI demand insights

Social Networks

  • Harmful content detection
  • AI content moderation
  • Social trend analysis

Travel

  • AI travel concierges
  • Itinerary creation
  • Demand reporting

Education

  • AI tutoring systems
  • Automated grading tools
  • Curriculum insight models

Our Expertise in LLM Solutions

We deliver large language model solutions that handle content generation, interpretation, processing, and summarization across real business workflows

Conversational AI and chatbots

  • Human-like support and sales interactions

  • Automated handling of routine queries

  • Context-aware LLM responses

  • Integration with apps and CRM

Content generation 

  • Fast creation of marketing content

  • Personalized text for each user

  • Automated rewriting and expansion

  • Consistent tone at any scale

Sentiment analysis

  • Tracking opinions across channels

  • Early detection of negative trends

  • Analysis of reviews and feedback

  • Insights for product and support

Translation and localization

  • Localization by domain and tone

  • Transaction anomaly detection models

  • Automated content adaptation

  • Support for global workflows

Knowledge management systems

  • Intelligent search across documents

  • Quick retrieval of correct answers

  • Summaries for decision-making

  • Unified knowledge hub for teams

Automated text summarization

  • Short summaries of long texts

  • Key insights extracted instantly

  • Multi-level summary options

  • Faster information consumption

LLM Solutions We’ve Delivered

We design and implement LLM-based solutions to automate workflows and improve decision-making across real business scenarios

AI-Powered Knowledge Assistant
Under NDA

USA

Fintech

Challenges solved through developing and deploying LLM-based conversational and knowledge retrieval solutions for FinTech:

  • Designing and implementing an LLM-powered assistant to generate context-aware, multilingual responses across 20+ languages
  • Developing semantic search and contextual retrieval mechanisms that improved internal knowledge search accuracy by 35%
  • Building automated response workflows that reduced average customer support resolution time by 28%
LLM-Driven Lead Qualification Assistant
Under NDA

Australia

Real Estate

Challenges solved through building LLM-based conversational AI solutions to automate pre-sales workflows in Real Estate:

  • Developing LLM-driven intent recognition to interpret buyer and renter needs from free-form conversations
  • Implementing automated lead qualification logic across web and mobile channels, reducing manual lead handling by 60%
  • Designing data extraction pipelines to convert conversations into structured lead insights for sales teams

Learn about Cleveroad’s expertise in Projects Portfolio.

in Projects Portfolio.

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Our Clients Say About Us

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DK flagDenmark
FinTech

CTPO of Penneo A/S

"Cleveroad proved to be a reliable partner in helping augment our internal team with skilled technical specialists in cloud infrastructure."

Our Custom ML Development Process

We follow a structured, production-focused approach to design, adapt, and deploy large language model solutions aligned with your business goals.

  • Goal definition
  • Data preparation
  • Model development
  • Testing and improvement
  • Launch and monitoring

Goal definition

The process starts with defining how an LLM will support your business use case. Together, we clarify objectives, identify target workflows, and assess technical and data readiness to ensure the solution delivers real, measurable value.

Key outcomes:

LLM use case definition

Goals and success metrics

Feasibility assessment

LLM solution roadmap

Data preparation

We prepare and structure proprietary data to ensure accurate, secure, and context-aware LLM behavior. This includes data cleaning, access control, prompt design inputs, and knowledge source validation to reduce hallucinations.

Key outcomes:

Knowledge sources

Secure data pipelines

Prompt and context inputs

Data privacy and compliance

Model development 

We select, customize, or fine-tune the appropriate LLM based on your requirements. Our team applies prompt engineering, fine-tuning, and evaluation techniques to ensure reliable outputs and domain-specific accuracy.

Key outcomes:

LLM model configuration

Prompt engineering 

Performance benchmarks

Functional LLM MVP

Testing and improvement

The LLM solution undergoes structured testing to validate output quality, consistency, and safety. We analyze failure cases, reduce hallucinations, and refine prompts or model parameters based on real usage scenarios.

Key outcomes:

Output quality and error analysis

Response refinement

Bias and safety validation

Stability and robustness testing

Launch and monitoring

We deploy the LLM solution into your production environment using secure APIs or embedded integrations. Ongoing monitoring ensures performance stability, cost control, and continuous improvement as usage scales.

Key outcomes:

Production LLM deployment

Integration and API setup

Performance monitoring

Continuous optimization 

 Work with Cleveroad to design and integrate in your workflows custom LLM solutions aligned with your data pipelines and business objectives
Build production-ready LLM solutions

Technologies We Use for Custom LLM Creation

We use a proven, production-ready technology stack built around industry-standard tools for developing, fine-tuning, and deploying LLM-powered solutions

Large language models

Modern large language models for reasoning, text generation, summarization, and complex language understanding tasks.
GPT
Claude
Gemini
Llama 3
Mistral

LLM frameworks and orchestration

Frameworks used to design prompts, build RAG pipelines, and orchestrate multi-step LLM workflows.
LangChain
LlamaIndex
Haystack

Embeddings and vector search

Technologies used to generate embeddings and enable semantic search and retrieval-augmented generation.
Pinecone
Weaviate
Qdrant

Model training and fine-tuning

Tools used to adapt models to proprietary data and optimize performance for domain-specific tasks.
PyTorch
LoRA
Amazon SageMaker
Azure ML
Vertex AI

Cloud platforms and infrastructure

Scalable, cloud-based solutions for training, deploying, and managing ML models
AWS
Microsoft Azure
Google Cloud
Docker
Kubernetes

MLOps and deployment

Tools used for experiment tracking, monitoring, CI/CD, and reliable LLM inference in production.
MLflow
Weights & Biases
LangSmith
Terraform
Prometheus

Certifications

We keep deepening our expertise to meet your highest expectations and build business innovative products

ISO 27001

ISO 27001

Information Security Management System

ISO 9001

ISO 9001

Quality Management Systems

AWS

AWS

Select Tier Partner

AWS

AWS

Solution Architect, Associate

Scrum Alliance

Scrum Alliance

Advanced Certified, Scrum Product Owner

AWS

AWS

SysOps Administrator, Associate

Why Choose Cleveroad As Your LLM Development Partner

Cleveroad helps businesses turn LLM capabilities into secure, scalable solutions that work in real-world environments
member

Oleksandr Riabushko

Engagement Director

  • Deep expertise in modern LLMs and generative AI

    Our team works with leading large language models to build custom LLM solutions and fine-tune models. We have hands-on experience with GPT, Claude, Gemini, LLaMA, and Mistral models, selecting and adapting them based on task complexity and data sensitivity.

  • Custom LLM solutions for real business use cases

    We design LLM-powered systems tailored to your workflows, whether it’s automation, content processing, document analysis, or customer interaction. Our experience spans enterprise domains including Finance, Healthcare, Education, and E-commerce.

  • Fast delivery and seamless enterprise integration

    Using proven MLOps and cloud-native practices, we deliver and integrate LLM solutions into enterprise environments with predictable performance, cost control, and scalability. This helps you move to production faster and start seeing results sooner.

  • End-to-end LLM development support

    We support the full LLM lifecycle, from strategy and model selection to LLM solution deployment, monitoring, and optimization. You get a long-term partner who helps your AI capabilities evolve alongside your business needs.

Industry Contribution Awards

Leading rating & review platforms rank Cleveroad among top software development companies due to our tech assistance in clients' digital transformation.

70 Reviews on Clutch

4.9

Award

Award

Clutch 1000 Service Providers, 2024 Global

Award

Award

Clutch Spring Award, 2025 Global

Ranking

Ranking

Top AI Company,
2025 Award

Ranking

Ranking

Top Software Developers, 2025 Award

Ranking

Ranking

Top Web Developers, 2025 Award

Ranking

Ranking

Top Staff Augmentation Company US, 2025 Award

Our Services Related to LLM Development

Looking to build large language model? See our services related to LLM development to get the most out of AI technology

Questions You May Have

Learn more about large language model development services

What is LLM development?
LLM development is the process of designing, adapting, and deploying large language models to solve specific business problems using AI. It focuses on building reliable LLM applications that understand natural language, support enterprise workflows, and improve model performance for a defined use case through a structured development process.
How do custom LLM development services differ from standard solutions?
Standard solutions rely on preconfigured large language models with limited AI customization. They are quick to start but offer little control over natural language processing, integration, or scalability, which limits their effectiveness in complex enterprise environments.Custom LLM development services are tailored to each LLM solution for a specific use case. Through custom LLM development, businesses gain deeper control over language processing, security, and deployment. This approach enables optimizing outputs, reducing long-term risk, and creating custom LLM solutions that align with broader software development and machine learning strategies.
How much does custom LLM development cost?
The cost of custom LLM development depends on the use case, data complexity, required LLM integration, and overall enterprise scope. Pricing varies based on the level of customization needed to optimize results and ensure reliable AI performance. To find out the cost of LLM development for your business, contact us for an estimate.
What does a large language model development company do?
A large language model development company helps organizations turn AI capabilities into production-ready systems tailored to business needs. As an experienced LLM development company, it supports the full lifecycle of AI development.
  • Analyze the business use case and objectives.
  • Select and adapt a large language model and the right LLM model.
  • Deliver custom LLM development and fine-tuning for each AI model.
  • Implement secure LLM integration with existing enterprise systems.
  • Optimize reliability, accuracy, and model performance.
  • Support deployment with a dedicated development team and skilled LLM developers.
What is included in private LLM development services?
Private LLM development services focus on security, control, and compliance for enterprise use.
  • Analyze the business use case and objectives.
  • Select and adapt a large language model and the right LLM model.
  • Deliver custom LLM development and fine-tuning for each AI model.
  • Implement secure LLM integration with existing enterprise systems.
  • Optimize reliability, accuracy, and model performance.
  • Support deployment with a dedicated development team and skilled LLM developers.
  • Private deployment of large language models and custom LLMs.
  • Fine-tuning each AI model for accurate natural language understanding.
  • Secure data handling, isolation, and access control.
  • Monitoring and governance across the development process.
  • Ongoing support for LLM development solutions and AI solution stability.
How long does it take to build a custom LLM solution?
Timelines depend on the use case and system complexity, but most LLM development solutions take 6-16 weeks. This timeframe covers planning, AI development, testing, and deployment to ensure the LLM solution performs consistently in production.

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