Top LLM Development Companies & Firms

Explore leading LLM development companies and firms building large language model solutions, AI assistants, enterprise applications and intelligent automation systems. Compare ratings, reviews, technical expertise and services to select an LLM development partner.

Top-Rated LLM Development Companies

Showing 151–160 of 172 agencies

Aubergine Solutions

Verified

UI/UX, Software Development, Mobile Apps, AI,

Sarthak Dudhara

Co-Founder and CTO

Aubergine Solutions is a digital product design and development company providing UI/UX design, web and mobile development, product engineering, and digital transformation services. It works with startups, enterprises, and technology businesses to create user-focused digital products and applications. The company combines design thinking with engineering capabilities, helping clients turn ideas into usable, scalable, and commercially valuable digital experiences.

Team Size200+
LocationBengaluru, Karnataka
Min. Project$10,000+
Hourly Rate$25–$49/hr
UI/UX Software Development Mobile Apps AI Product Design Digital Engineering

3i Infotech

Verified

AI Development, Software Development, UI/UX Design,

Raj Ahuja

Founder / CEO

With a focus on practical technology delivery, 3i Infotech supports organizations through AI, cloud, cybersecurity, enterprise applications and digital transformation services. Businesses can consider the company when AI needs to improve an existing product, automate a workflow or become part of a larger digital transformation programme. Projects can range from new software products to modernising existing systems and adding AI-led capabilities.

Team Size10000+
LocationNoida, Uttar Pradesh
Min. ProjectFrom $25,000
Hourly Rate$50-$99/hr
AI Development Software Development UI/UX Design IT Staff Augmentation Web Development Application Development

R Systems International

Verified

Software Development, Web Development, Application Development,

Nitesh Bansal

Founder / CEO

R Systems International is a technology services provider with capabilities in AI, machine learning, product engineering, cloud and data technology services. Its value is strongest where AI needs to work with existing applications, data and business processes rather than sit as a separate tool. The company is a relevant option for enterprises seeking an experienced India-based technology partner.

Team Size5000+
LocationGreater Noida, Uttar Pradesh
Min. ProjectFrom $25,000
Hourly Rate$50-$99/hr
Software Development Web Development Application Development IT Staff Augmentation UI/UX Design AI Development

HCLTech

Verified

AI, Digital, Engineering, Cloud, Software, Data,

C. Vijayakumar

CEO & MD

HCLTech is a global technology company providing IT services, engineering, and digital transformation solutions to enterprises worldwide. Its capabilities cover cloud computing, artificial intelligence, cybersecurity, data and analytics, digital engineering, applications, infrastructure, and workplace services. HCLTech works across industries including financial services, healthcare, manufacturing, telecommunications, and technology, helping organizations modernize systems and build scalable digital capabilities.

Team Size223,000+
LocationBengaluru, Karnataka
Min. ProjectUndisclosed
Hourly RateUndisclosed
AI Digital Engineering Cloud Software Data Cybersecurity Applications Testing Transformation

Mastek

Verified

Web Development, Mob App Development, Artificial

S. Anand

Founder / CEO

Mastek relevant for projects involving enterprise AI, application modernization, cloud, data and intelligent automation services. This makes the company relevant for teams that want to modernize existing systems while adding intelligent features, automation or data-led decision support. Its service mix can support product, enterprise and transformation programmers.

Team Size10000+
LocationPune, Maharashtra
Min. ProjectFrom $25,000
Hourly Rate$50-$99/hr
Web Development Mob App Development Artificial Intelligence Development Software Development UI/UX Design Staff Augmentation

Onward Technologies

Verified

Artificial Intelligence Development, Software Development, UI/UX

Harish Venkatesan

Founder / CEO

Onward Technologies is a technology services provider with capabilities in AI-enabled digital engineering, product development, cloud and software services. The approach is useful for organizations that want AI development tied closely to product engineering, integration and long-term technology support. The company is a relevant option for enterprises seeking an experienced India-based technology partner.

Team Size5000+
LocationMumbai, Maharashtra
Min. ProjectFrom $10,000
Hourly Rate$50-$99/hr
Artificial Intelligence Development Software Development UI/UX Design Staff Augmentation Web Development Mob App Development

Aalpha Information Systems India Pvt. Ltd.

Verified

Software Development, Web, Mobile Apps, UI/UX,

Yogesh Kumar

CEO

Aalpha Information Systems is an Indian software development and IT consulting company providing custom technology solutions to businesses globally. Its services include web and mobile development, software engineering, cloud solutions, enterprise applications, blockchain, artificial intelligence, and digital transformation. The company works with startups, small businesses, and enterprises, offering dedicated development teams and project-based services for organizations seeking customized technology solutions.

Team Size249+
LocationBengaluru, Karnataka
Min. Project$1,000+
Hourly Rate< $25/hr
Software Development Web Mobile Apps UI/UX AI E-commerce Testing

Technostacks Infotech

Verified

Custom Software Development, AI Development, Mobile

Hansal Shah

Co-Founder & CEO

Technostacks Infotech is an Ahmedabad-based IT consulting and software development firm that builds custom mobile, web, and e-commerce applications alongside ERP and CRM implementations for clients in healthcare, industrial, and logistics sectors. Beyond its core mobile app development practice, it has expanded into AI agents, generative AI, and IoT solutions, positioning itself as a technology-modernization partner for startups and SMBs.

Team Size50-249
LocationAhmedabad, India
Min. Project$10,000+
Hourly Rate$25-$49/hr
Custom Software Development AI Development Mobile App Development Web Development

Classic Informatics

Verified

Custom Software Development, AI Development, Mobile

Rajiv Mehta

CEO & Founder

Classic Informatics is a two-decade-old software engineering firm repositioning as an AI-first technology partner, offering legacy modernization, cloud migration, data engineering/BI, and AI-agent development alongside its long-standing custom web and mobile development work. Its strongest track record is in web application development and large-scale CMS/Salesforce migrations for mid-market and enterprise clients across manufacturing, healthcare, insurance, and technology sectors in 30+ countries.

Team Size50-249
LocationGurugram, India
Min. Project$10,000+
Hourly Rate$25-$49/hr
Custom Software Development AI Development Mobile App Development Web Development Digital Modernization Data Engineering & BI Product Engineering SaaS Development MVP Development Salesforce Development WordPress Drupal

Algoworks

Verified

Mobile App Development, Web Development, Product

Derek Harrar

Chief Executive Officer

Algoworks is a mobile app design and development company that has built over 500 apps for startups and Fortune 500 clients, with a particularly strong Salesforce CRM consulting and integration practice as a Salesforce Platinum Consulting Partner. It combines mobile engineering with UX/UI design and web development, operating from the US with a delivery center in Noida, India, focused on mobile-first product development paired with enterprise CRM integration.

Team Size250-999
LocationRamsey, USA
Min. Project$10,000+
Hourly Rate$25-$49/hr
Mobile App Development Web Development Product Design UX/UI Design Prototype Design
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Read client reviews and ratings to understand how companies have performed on real projects and what their customers say about their services.

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How to Choose the Right AI Development Company

Choosing the right development partner according to your business requirements can be very complicated. If you have a list of companies and are unsure which one to choose, we understand your problem, don't worry, we have a solution.

You can follow these steps to make the process easier and find the right technology partner that best meets your business requirements.

Relevant AI Expertise and Experience

Checking relevant AI expertise and experience helps you choose the right company for your project. If they have worked on similar projects, you can trust them more and feel confident that they can handle your project properly.

Client Reviews and Reputation

Before choosing a development partner, take some time to check what their previous clients say. Reviews can give you an idea about their communication, project handling, quality of work, and overall reliability. A company with positive feedback and a good reputation can give you more confidence when choosing the right development partner.

Technical Team

It’s important to check the technical team before choosing a development partner. Their skills and experience directly affect how well your project is handled. Make sure the team has the right technical knowledge and can understand your requirements, manage challenges, and deliver the project as expected. 

Pricing and Project Requirements

Don’t look at the price alone first see whether it matches your project requirements. A clear understanding of the project scope helps you know what you’re paying for and what will be delivered. This makes it easier to find a development partner that suits both your requirements and budget. 

Mistakes to Avoid When Choosing an AI Development Partner

Many businesses make mistakes when choosing the right AI development partner for their specific requirements. This checklist can help you avoid mistakes and make a better decision before selecting the right AI development company for your project. 

Mistakes To Avoid:

  • Choosing based only on low cost: Most people making this mistake don't choose a company only because of low pricing. Consider experience, technical skills, quality, and overall project value.
  • Not checking similar AI projects: Check whether the company has completed similar AI projects. Relevant experience helps you understand whether they can handle your requirements.
  • Relying on demos instead of proven results: Don’t depend only on demos. Check previous projects, case studies, and actual results to understand the company’s delivery capabilities.
  • Ignoring security/privacy: Make sure the company understands your security and privacy requirements, especially when your AI project involves sensitive business or customer data.
  • Not clarifying scope, timeline, and ownership: Clearly discuss project scope, timeline, deliverables, and ownership before development starts to avoid confusion or disagreements later.
  • Failing to discuss ongoing support: Discuss post-launch support, maintenance, updates, and issue resolution beforehand to ensure your AI solution remains reliable after deployment.

Questions to Ask Before Hiring an AI Development Partner

Asking the right questions is a good choice before you choose a developing Partner because these questions can help you understand their experience, technical approach, pricing, and support. It also helps you make sure the company is a good fit for your project requirements.

  1. Have you built similar AI solutions?
    Ask about their experience with projects similar to yours to understand whether they can handle your requirements.
  2. Can you show relevant case studies?
    Reviewing previous work helps you understand their capabilities and the results they have delivered for other clients.
  3. Who will work on my project?
    Understand who will be involved and whether the team has the right technical expertise.
  4. Which AI technology or model do you recommend?
    Ask why they recommend a particular technology or model and how it fits your business needs.
  5. How will you protect our data?
    Discuss data security, privacy, access controls, and how your business information will be handled.
  6. What is the estimated cost and timeline?
    Get a clear estimate of the project cost, development timeline, and expected deliverables.
  7. Who owns the source code and IP?
    Clarify ownership of the source code, intellectual property, and other project assets before development begins.
  8. Do you provide post-launch support?
    Ask about ongoing maintenance, updates, monitoring, and technical support after the AI solution goes live.

FAQs

Our top companies list is compiled from verified client reviews, portfolio quality, team expertise, and delivery track record. Rankings are refreshed regularly to reflect the latest verified feedback.