Large Language Model (LLM) Development Services for Enterprises
Enterprise solutions powered by large language models
Large language models have changed the way businesses interact with information and create products. Beyond automation, their greatest value comes from applying them to real business challenges.
We design and develop powerful LLM-powered solutions that solve your specific issues. This includes AI assistants, agents, knowledge hubs, and intelligent workflows. With our expertise and engineering capabilities, you get secure, production-ready applications that integrate into your existing systems.
End-to-end LLM development services
Move from identifying opportunities to deploying and improving production-grade LLM solutions with our support. Choose from individual services or a complete artificial intelligence product development lifecycle.
1
LLM strategy and consulting
Before taking action, get clarity on where LLMs can make the most impact in your business. With our AI strategy sessions and proof-of-concept development, we validate use cases and define success criteria. This is based on your unique objectives and achieved in sprints for fast results and minimized risk.
Additionally, with a roadmap for implementation, we ensure everyone is clear on the plan and confident about moving forward.
2
AI agent development and agentic workflows
Turn the right use case into a live AI agent prototype in less than 2 weeks. We develop agents that can make actionable decisions and adapt on your behalf. This reduces the manual effort required from your team by automating tasks, such as routing customer support requests and coordinating multi-step business processes. Use cases range from workflow automation and intelligent assistants to predictive analytics and anomaly detection.
Our solutions integrate into your existing processes rather than requiring you to change how you work.
3
Retrieval-augmented generation (RAG)
Turn scattered information into accessible knowledge. We build AI systems that connect LLMs with your business data. This enables accurate and context-aware answers based on your internal knowledge sources.
Allow your teams and customers to access relevant information through natural language interactions while keeping your data secure and up to date.
Our solutions integrate into your existing processes rather than requiring you to change how you work.
4
Prompt engineering and optimization
LLM outputs are only as good as what you put in. Improve your AI interaction with prompt design, testing, and refinement to produce more consistent and reliable experiences.
We design prompts that guide LLMs toward producing responses aligned with your business goals and user expectations. From identifying opportunities to improve response quality to reducing inconsistencies, our services help you get more from your AI models.
5
AI integration and deployment
Bring AI capabilities into the tools and platforms your business already relies on. We integrate LLM-powered solutions into web and mobile applications, ERPs, CRMs, internal systems, and existing workflows to create smooth user experiences.
From initial architecture to production deployment, we ensure your AI solutions are secure and ready to deliver value at scale in real-world environments.
6
LLMOps, monitoring, and optimization
Keep your AI systems performing at their best. Beyond development, we help you maintain and monitor your LLM solutions in production. Our aim is to make sure they remain reliable and cost-effective. We also keep them aligned with your business needs, even as they change over time.
You can be sure your LLM applications continue to deliver value as usage grows and requirements change.
LLM-powered products we build
Unlock new ways for your business to automate its processes and improve access to information, creating more intelligent digital experiences.
We help organizations turn LLM capabilities into practical products that solve real business challenges.
AI agents and intelligent assistants
AI agents can support customer service, sales, operations, and internal workflows by connecting LLMs with business systems and enabling AI to take action, not just provide answers.
Enterprise knowledge assistants
Help employees and customers find the right information faster. AI-powered knowledge solutions connect LLMs with your company data and systems to deliver accurate, context-aware answers.
AI-powered digital products and features
Enhance existing products with intelligent capabilities that improve user experiences and create new opportunities. Integrate LLM functionality into web and mobile applications to deliver more personalized, intuitive interactions.
Document intelligence solutions
Turn large volumes of unstructured information into clear recommendations. LLM-powered products help process and extract value from documents at scale, reducing manual effort and making critical information easier to access.
Industry-specific AI solutions
Every industry has unique challenges. Solve them with LLM-powered solutions tailored to finance, healthcare, retail, manufacturing, and other data-driven industries. Deliver measurable value, from improving access to patient and medical information to creating personalized customer experiences.
Technologies we use for our LLMs
Large language models and AI platforms
AI frameworks and development tools
Cloud and deployment infrastructure
Why do you need LLM solution services
1
Business-specific AI capabilities
Generic AI tools help to a certain extent, but they can’t understand your specific workflows. Therefore, their responses aren’t always aligned with your priorities and goals. Custom LLM applications are designed around your processes. Therefore, they can improve your decision-making and solve challenges unique to your business.
2
Better use of proprietary data
Your business data is one of your greatest assets. Securely connect LLMs to the sources of this data, including individual documents, knowledge bases, and internal systems. This transforms fragmented information into insights you can use to improve your business. All while maintaining control over sensitive data.
3
Enterprise-ready scalability
The most successful AI solutions grow alongside your business. We develop LLM applications that integrate with your existing tech stack and support increasing workloads. These easy-to-use and flexible solutions adapt to your changing business requirements without sacrificing performance.
4
Security and compliance
With AI solutions often interacting with sensitive business data, security can’t be an afterthought. We design secure AI architectures, adhere to current governance and compliance requirements, assess LLM integrations for risks such as prompt injection and data leakage, and embed security throughout the development lifecycle. Infinum holds ISO 27001 and SOC 2 certification. Our cybersecurity arm, AMR CyberSecurity – Part of Infinum, is NCSC CHECK and CREST accredited, which informs how we approach security across all AI and software development engagements.
5
Built around your business
Don’t use what everyone else is using. Stand out with products tailored to your services and operations, not generic tools available to all. With solutions that support your individual strategy, AI can help you deliver outcomes that standard tools can’t easily replicate, while improving your efficiency and agility.
6
Ownership beyond deployment
Readily available LLM tools evolve on someone else’s schedule. We offer full lifecycle support — monitoring, retraining, and optimisation — so your applications stay aligned with your business as it changes. You get value beyond the initial build, not just at it.
Why choose Infinum for your large language model development services?
1
Proven experience across complex digital products
Building successful LLM solutions requires more than integrating an AI model. It takes expertise in software engineering, cloud infrastructure, UX, and data to create applications that are secure and production-ready. With more than 20 years of experience delivering complex digital products, we help organizations turn LLM capabilities into production-grade business solutions.
2
Accelerate your AI journey
We help you assess ideas quickly before investing in full-scale development. Through rapid prototyping, including our 14-day Agentic Sprint, we demonstrate business value and reduce implementation risk. Once validated, we design, build, deploy, and optimize production-ready LLM solutions that grow with your business.
3
Built for long-term ownership
LLM applications evolve quickly. The models themselves, along with your business needs and AI capabilities, will change. That’s why we build modular, well-documented solutions that are easy to maintain and integrate with new technologies over time. You keep full ownership of your codebase and AI architecture, so there are no ties. Your team has the flexibility to scale the solution internally or work with another development partner whenever you choose.
4
Security-first development
Enterprise AI requires a security-led approach. We design custom large language model solutions with security built into the architecture. This includes controlled access to sensitive data and governance practices that help reduce AI-specific risks. Supported by AMR CyberSecurity – Part of Infinum, our NCSC CHECK and CREST-accredited cybersecurity practice, and Infinum’s ISO 27001 and SOC 2 certification, our AI applications are designed for enterprise environments with evolving compliance requirements.
5
Purpose-built solutions
Every business has unique processes and challenges. Rather than implementing generic AI tools, we design and develop unique LLM-powered products that solve your specific business problems. The result is AI that integrates naturally into your technology ecosystem and supports the outcomes that matter most to your organization.
6
An extension of your team
We believe the best AI solutions are built together. By working as an extension of your team, we maintain close collaboration throughout the whole process, from development to deployment and beyond. With regular feedback and rapid iterations, we make shared decisions that help keep your LLM project aligned with business goals while accelerating time to value.
Accelerate your path from prototype to production with custom AI agents
Each agent is built on a proven architecture and modular components, ready to adapt to your data, workflows, and security requirements without compromising quality or control.
Knowledge hub
Instantly retrieve information or generate new insights from your data, all through a simple, secure chat interface.
Voice agent
Conversational AI that responds instantly, resolves routine questions, and routes complex issues to the right teams for faster, more satisfying user experiences.
AI automation
Automation agents handle repetitive operations, helping your teams move faster, cut overhead, and unlock new opportunities for growth.
Our LLM Development Process
01 UNDERSTAND
We work alongside your team, discussing your business goals and challenges to gain a deep understanding of your company. With your team’s knowledge and our expertise, we map out what success looks like, offering proactive suggestions and a clear path to get there.
02 PROTOTYPE
The next stage is to reduce risk quickly with a proof of concept or production-ready prototype. You get a clear view of how the solution fits into your workflows before committing to full development.
03 BUILD
Time for action. Using a validated prototype and technologies that fit best with your business, we build your custom LLM-powered product. We conduct thorough testing every step of the way to ensure it delivers everything you want it to and more, reliably and efficiently.
04 DEPLOY
We take your solution from prototype to production, integrating it smoothly into your existing infrastructure. We also set up systems for monitoring and evaluation workflows to ensure consistent performance and compliance.
05 SCALE
Our support continues post-deployment. We’re committed to helping you with long-term monitoring and retraining to ensure your product features are enhanced over time. We analyze real-world usage and performance data to identify opportunities for improvement and expand capabilities as your needs evolve.
What are LLM Development Services?
LLM development services involve designing, building, deploying, and improving applications powered by large language models to solve specific business challenges.
AI can be used as a standalone tool, but its capabilities are limited. You can create more intelligent experiences by integrating LLM capabilities into your products, workflows, and internal systems.
The issue with general-purpose AI tools is just that: they’re generic. While they’re useful for common tasks, they’re not built around your business processes and data. LLM development services help tailor AI solutions to your specific needs. This could be building an AI assistant connected to company knowledge or adding intelligent features to existing digital products.
These custom solutions are built to integrate easily with your infrastructure and to fit perfectly with the way your business operates. And, they are secure and compliant.
Let’s discuss app development
Your business is unique and deserves a tailored approach. Briefly describe your project and we’ll get right back to you!
The information above will be stored only for business purposes. Check our Privacy Policy for more info.
Project timelines vary depending on the specific requirements of each solution. Many businesses begin with a proof of concept (PoC) or MVP to validate the idea before expanding into a production-ready solution. This approach helps reduce risk and enables teams to deliver value faster.