Top LLM Integration & Prompt Engineering Companies

A high-performing LLM Integration & Prompt Engineering solution can accelerate growth, boost customer engagement, and create new revenue streams—but only if it's built by a team you trust. Edverise makes it easy to connect with leading LLM Integration & Prompt Engineering companies around the globe. Providers and reviews are vetted extensively to ensure that we capture verified client feedback, project details, and measurable results. Use Edverise's filters to sort partners by budget, industry expertise, and location. Start comparing profiles to find the right match for your project.

Ratings Updated: August 8, 2026

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2,865 Companies

List of the Best LLM Integration & Prompt Engineering Agencies

LambdoProfile set up by Edverise AI
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Our teams, equipped with AI expertise, engage in intricate, ongoing projects. They work to rebuild trust, expedite delivery, and provide clarity amid disorder.
Highlights
$5,000+
Min Project Size
50-99
Avg Hourly Rate
10-49
Employees
Herriman, Utah, Us
Services Provided+4 Services
70% Custom Web Application Development
30% Mobile App Development (iOS & Android)
20% AI Strategy & Roadmap Consulting
20% LLM Integration & Prompt Engineering
AI Summary
“Lambdo leverages AI expertise to manage complex projects, focusing on restoring trust, accelerating delivery, and enhancing clarity in challenging environments.”
Akhter StudiosProfile set up by Edverise AI
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Who Are We? We are a seasoned software development studio with a strong history of delivering numerous products on schedule, within budget, and ensuring complete customer satisfaction. Our outstanding team comprises talented professionals, both young and experienced, who are dedicated to providing t
Highlights
$50,000+
Min Project Size
25-49
Avg Hourly Rate
50-249
Employees
Almaty, Almaty City, Kz
Services Provided+10 Services
35% Custom Web Application Development
25% QA & Software Testing
5% Blockchain & Web3 Development
20% Mobile App Development (iOS & Android)
AI Summary
“Akhter Studios is a proficient software development firm delivering custom solutions from concept to deployment, emphasizing quality, timeliness, and client satisfaction through skilled professionals.”
OnlinetistProfile set up by Edverise AI
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Onlinetist is a Dubai-based website development company with more than ten years of experience, focusing on creating tailor-made websites that produce tangible outcomes. By integrating advanced technical skills with SEO best practices and optimizing for Core Web Vitals, Onlinetist develops quick, de
Highlights
50-99
Avg Hourly Rate
2-9
Employees
Services Provided+4 Services
40% Custom Web Application Development
30% E-Commerce Development
20% Backend Development
10% CMS Development & Customization
AI Summary
“Onlinetist is a Dubai-based web development firm specializing in custom, SEO-optimized websites with strong technical skills, delivering reliable, user-centric digital platforms and proven market success.”
CODEMELTProfile set up by Edverise AI
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At Codemelt, we transform ideas into reality through code. Our straightforward mission is to assist clients in achieving growth and success, aiming to help them become the next unicorn with outstanding digital products. We offer a wide range of services, including web and app development, blockchain
Highlights
$10,000+
Min Project Size
50-99
Avg Hourly Rate
10-49
Employees
Bucuresti, Bucuresti, Ro
Services Provided+5 Services
40% Custom Web Application Development
30% Mobile App Development (iOS & Android)
30% Blockchain & Web3 Development
100% Product UX Strategy
AI Summary
“Codemelt delivers comprehensive digital solutions including web, app, blockchain, game development, and design services, supporting clients to innovate and achieve growth with expert project management.”
CledarProfile set up by Edverise AI
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Cledar's engineering team is dedicated to providing the appropriate architecture for your intricate data project, ensuring a strong and scalable infrastructure. The team includes former leaders from CERN and a diverse group of skilled engineers proficient in fields such as deep learning, audio-visua
Highlights
$25,000+
Min Project Size
50-99
Avg Hourly Rate
10-49
Employees
Services Provided+4 Services
30% Machine Learning Model Development
5% Robotic Process Automation (RPA)
10% Conversational AI & Voice Assistant Development
10% AI Strategy & Roadmap Consulting
AI Summary
“Cledar is a Poland-based engineering firm offering scalable data architecture and solutions with expertise in deep learning, audio-visual processing, financial modeling, and industrial monitoring.”
R3 SoftwareProfile set up by Edverise AI
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R3 Software is a contemporary software development studio that provides quick, scalable, and tailor-made digital solutions. We focus on creating mobile applications, web platforms, and intelligent automation systems, all customized to meet the specific requirements of your business.
Highlights
$5,000+
Min Project Size
<25
Avg Hourly Rate
2-9
Employees
Services Provided+1 Services
20% Generative AI
20% LLM Integration & Prompt Engineering
60% CRM Consulting and SI
55% Mobile App Development (iOS & Android)
AI Summary
“R3 Software delivers custom, scalable digital solutions including mobile apps, web platforms, and intelligent automation, tailored to meet diverse business needs efficiently.”
KeL Tech SolutionsProfile set up by Edverise AI
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Kel Tech is a strategic software boutique established in 2017 and based in Florianópolis, Brazil, with ongoing projects in the United States. Rather than selling developer hours, we focus on delivering tangible business outcomes. Our approach revolves around Strategic Squads: experienced, cross-func
Highlights
$25,000+
Min Project Size
50-99
Avg Hourly Rate
10-49
Employees
Services Provided+2 Services
50% Custom Web Application Development
35% Mobile App Development (iOS & Android)
15% Legacy System Modernization
40% AI Strategy & Roadmap Consulting
AI Summary
“Kel Tech Solutions is a Brazilian software boutique specializing in strategic, cross-functional teams delivering tailored software development, AI integration, and legacy modernization to accelerate critical projects globally.”
HenceForth Solutions Pvt LtdProfile set up by Edverise AI
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We are among the rapidly expanding Mobile and Web Solutions firms in Asia. Our focus is on providing innovative, engaging, and adaptive digital experiences, backed by marketing services that emphasize return on investment. We are dedicated to supporting our clients at every stage, from brainstorming
Highlights
$10,000+
Min Project Size
25-49
Avg Hourly Rate
50-249
Employees
Services Provided+5 Services
50% Mobile App Development (iOS & Android)
40% Custom Web Application Development
5% Blockchain & Web3 Development
5% Backend Development
AI Summary
“HenceForth Solutions Pvt Ltd is a fast-growing Asian firm delivering innovative mobile and web development, IT consulting, and marketing services focused on client growth and competitive success.”
JetDevsProfile set up by Edverise AI
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JetDevs serves as a comprehensive marketplace for hiring developers, providing an experience distinct from conventional development agencies. We select and assemble the top 2% of remote pre-vetted talent in Asia, specializing in areas such as web, mobile, AI/ML, and more. Eliminate the hassle of sor
Highlights
$10,000+
Min Project Size
25-49
Avg Hourly Rate
10-49
Employees
Sg
Services Provided+14 Services
20% Custom Web Application Development
15% API Development & Integration
15% Frontend Development
5% Legacy System Modernization
AI Summary
“JetDevs is a trusted marketplace offering top 2% pre-vetted remote developers in Asia, specializing in web, mobile, AI/ML, and managed services for global clients.”
KB LabsProfile set up by Edverise AI
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We create and develop features powered by large language models, mobile applications, and cloud platforms for enterprises, government entities, and innovative startups—delivered in two languages and designed for large-scale operation.
Highlights
$10,000+
Min Project Size
25-49
Avg Hourly Rate
10-49
Employees
Cheyenne, Wyoming, Us
Services Provided+2 Services
20% Machine Learning Model Development
35% Generative AI
25% Custom AI Chatbot Development
20% LLM Integration & Prompt Engineering
AI Summary
“KB Labs develops multilingual large language model-powered features, mobile apps, and cloud solutions for enterprises, governments, and startups, enabling scalable and innovative digital operations.”

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