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Top Large Language Model Development Companies in November, 2026

Large Language Models (LLMs) are sophisticated AI systems that can understand and generate human-like language. These models have become increasingly popular in recent years, as businesses across a wide range of industries seek to leverage their capabilities for various applications. However, finding top Large Language Model Development Companies can be a challenging task.

Thankfully, RightFirms can help you find the best Large Language Model Development Companies with ease. We have compiled below a comprehensive list of the top companies offering Large Language Model Development services, based on factors such as experience, reputation, portfolio, and customer reviews. This makes it easy for businesses to find and hire the right developers for their AI projects, without the hassle of conducting extensive research or vetting potential candidates.

How this list is built: This list is prepared using multiple trust and relevance signals, including profile completeness, service expertise, reviews and review freshness, external business signals, and selected signals reviewed by the RightFirms research team. We regularly review these signals and update our listings to help buyers discover credible and relevant partners. Learn more about our methodology

List of Large Language Model Development Companies | Hire Large Language Model Developer
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KITRUM
RightFirms reviewed this company’s profile, work, reviews, clientele, and public trust signals.

Engineering for live products where mistakes are expensive.

4.8★★★★★4.8 / 5(19 reviews)
Online
Employees251 to 1000
Avg. hourly rate$51 - $100 /hr
Focus AreaLarge Language Model
LocationUSA, Poland

KITRUM is an engineering partner focused on keeping live software products evolving. We help them grow beyond their original design by modernizing architecture, adding new capabilities, and scaling systems without disrupting what already works.Read More About KITRUM

5.0

“A Frontend Upgrade for Growth and Speed”

Anna Cherniavska, Account Manager ITVerified review

Transforming idea into innovation

3.9★★★★★3.9 / 5
Employees51 to 250
Avg. hourly rate$26 - $50 /hr
Focus AreaLarge Language Model
LocationIndia

Talentelgia offers comprehensive IT consulting services to optimize your IT infrastructure's efficiency, security, compliance, and cost-effectiveness. As the best IT consulting company, we deliver cutting-edge technology solutions. Services like App Development, AI Development, Website and web App Development, Blockchain Development, etc., aim to make complex IT concepts accessible and engaging for tech enthusiasts and professionals alike.Read More About Talentelgia Technologies

Scaling Expectation

4.2★★★★★4.2 / 5
Employees251 to 1000
Avg. hourly rate< $25 /hr
Focus AreaLarge Language Model
LocationIndia

Since 1996, smartData Enterprises has been a global leader in contract software development, consistently exceeding customer expectations. Our customer-centric approach drives our software applications, with continuous refinement based on valuable feedback. We proudly serve startups and SMEs/SMBs/SOHOs across a diverse range of industries, including health & fitness, B2B e-commerce, consumer tech, enterprise software, logistics, transportation, real estate, online services, and more.Read More About smartData Enterprises

Vision to Impact, Your #ITSuccessPartner

3.4★★★★★3.4 / 5
Employees251 to 1000
Avg. hourly rate$26 - $50 /hr
Focus AreaLarge Language Model
LocationUnited Arab Emirates

A 360° software development company delivering secure, scalable, and future-ready digital solutions. With expertise in web, mobile, RPA, UI/UX, analytics, and Power Platform, we build custom products that streamline workflows and drive growth. Our solutions, including VMS, HRMS, and CRM, help businesses innovate, optimize operations, and stay competitive.Read More About ConvexSol

Empowering Next Gen Software with AI Solutions

4.0★★★★★4.0 / 5
Employees251 to 1000
Avg. hourly rate$26 - $50 /hr
Focus AreaLarge Language Model
LocationIndia, USA

MindInventory is an AI software development company founded in 2011, headquartered in Ahmedabad, India, with offices in the USA. Over 15 years, we have delivered 2,500+ projects for clients ranging from seed-stage startups to Fortune 500 enterprises across the USA, UK, Europe, and the Middle East.Read More About MindInventory

Leading IT Solutions Provider with 10+ years of experience

3.9★★★★★3.9 / 5(2 reviews)
Employees51 to 250
Avg. hourly rate$26 - $50 /hr
Focus AreaLarge Language Model
LocationIndia

Webkorps is a leading IT service provider with over 10+ years of experience in Custom Software Development, Mobile App Development, Web Development, Digital Transformation, Cloud Solutions, IT Staff augmentation, and Data Analytics.Read More About Webkorps

5.0

“Excellent Learning Experience with a Supportive and Growth-Oriented Team”

Mohammad Abdus, Software EngineerVerified review

Enterprise AI, Made Simple

4.0★★★★★4.0 / 5
Employees251 to 1000
Avg. hourly rate$26 - $50 /hr
Focus AreaLarge Language Model
LocationUSA, India

Brainvire is your AI-led, full-stack partner that solves complex enterprise problems with agile solutions, absorbing the complexity of integrations, migrations, and the gap between customer experience and operations through a strategy-led, design-led approach, so what reaches you is a working solution, not a longer list of things to manage. Full Stack. AI-Led. One Partner. Lasting Growth.Read More About Brainvire Infotech INC.

Make the right Choice

3.9★★★★★3.9 / 5
Employees251 to 1000
Avg. hourly rate$51 - $100 /hr
Focus AreaLarge Language Model
LocationUSA

AlphaBold is a leading consulting firm specializing in Dynamics 365 and NetSuite solutions. They help businesses implement, optimize, and manage ERP systems for enhanced efficiency and customer engagement. AlphaBold also offers expertise in AI, Copilot, and Microsoft Fabric Cloud Services, along with custom development and digital transformation services, enabling businesses to innovate, automate, and scale in the digital era.Read More About AlphaBOLD

Transform your Business

3.9★★★★★3.9 / 5
Employees11 to 50
Avg. hourly rate$26 - $50 /hr
Focus AreaLarge Language Model
LocationPakistan

TA Creatives is a company that builds and implements custom software solutions for its clients. It provides comprehensive software development services and supports projects at every stage. It helps grow you Business. Includes Web Development, Designing, Marketing, SEO and many other custom services.Read More About TA Creatives

WE MAKE YOUR ONLINE PRESENCE

3.5★★★★★3.5 / 5
Employees51 to 250
Avg. hourly rate$26 - $50 /hr
Focus AreaLarge Language Model
LocationIndia, USA

Wappnet Systems is a global software development and digital transformation company with 10+ years of experience, delivering 500+ projects through a team of 75+ experts. We help startups, SMEs, and enterprises build scalable web, mobile, AI, cloud, and enterprise solutions. Headquartered in Ahmedabad, India, with clients across the US, Canada, Australia, and the UAE, we deliver innovative, agile, and business-focused technology solutions.Read More About wappnet systems

Build Smarter. Scale Faster with AI & Custom Software

3.5★★★★★3.5 / 5
Employees11 to 50
Avg. hourly rate$51 - $100 /hr
Focus AreaLarge Language Model
LocationIndia, USA

Intellosoft Infotech is a custom software development company delivering AI, ERP, web and mobile app development, cloud, DevOps, and IT consulting services. With 10+ years of experience and 100+ projects delivered, we help startups and enterprises build scalable, secure, and business-focused digital solutions.Read More About Intellosoft Infotech

See Beyond, Rise Above

4.0★★★★★4.0 / 5
Employees10,000+
Avg. hourly rate$26 - $50 /hr
Focus AreaLarge Language Model
LocationUSA

We are a reliable partner in Digital Engineering and Enterprise Modernization. Our team combines extensive technical expertise with industry experience to assist our clients in predicting what is coming next and finding answers to potential questions. Our proven solutions and services provide a distinctive competitive edge for our clients by enabling them to gain a broader perspective and surpass their competitors.Read More About Persistent Systems

Custom Software & AI Development

3.7★★★★★3.7 / 5
Employees51 to 250
Avg. hourly rate$51 - $100 /hr
Focus AreaLarge Language Model
LocationUSA

SoftDoes is a US-based custom software development company specializing in AI, web and mobile applications, SaaS, cloud solutions, API integrations, and MVP development. We help startups and businesses build scalable digital products tailored to their goals, from product strategy and UX/UI design to development, cloud deployment, and ongoing support.Read More About SoftDoes

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