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. Every profile sets out services, pricing, locations, and past work so you can compare on evidence. Use Edverise's filters to sort partners by budget, industry expertise, and location. Start comparing profiles to find the right match for your project.

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We evaluate companies on verified profile data — services, pricing, locations, and portfolio. Client reviews are being collected. We may earn a fee for some placements. How we rank and verify

2,742 Companies

List of the Best LLM Integration & Prompt Engineering Agencies

MODEXER is an AI engineering companyProfile set up by Edverise AI
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About MODEXER: MODEXER is a company focused on AI engineering, offering intelligent, automated, and data-centric solutions. Our specialization includes backend architecture, integration of large language models, and comprehensive design of full-stack AI systems. With extensive technical knowledge an
Highlights
$1,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
2-9
Employees
Services Provided+9 Services
3% Workflow Automation (Zapier / Make / n8n)
3% Robotic Process Automation (RPA)
2% ERP Consulting and SI
2% ECM Consulting and SI
AI Summary
“MODEXER is an AI engineering company specializing in backend architecture and full-stack AI systems, delivering intelligent, data-driven automation to enhance human capabilities across sectors.”
AI4B2BProfile set up by Edverise AI
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AI4B2B assists businesses in creating and implementing effective AI systems that minimize manual tasks, enhance team support, and seamlessly merge with current business processes. We emphasize production-ready AI solutions rather than experimental concepts or trends. Our offerings are designed to be
Highlights
$1,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Services Provided+4 Services
5% AI Strategy & Roadmap Consulting
12% Custom AI Chatbot Development
12% Conversational AI & Voice Assistant Development
5% LLM Integration & Prompt Engineering
AI Summary
“AI4B2B delivers reliable, production-ready AI solutions—voice agents, knowledge bases, prompt engineering, and MVP development—to enhance business workflows across diverse industries safely and effectively.”
iSolve Technologies Europe B.V.Profile set up by Edverise AI
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iSolve Technologies is a global company focused on Business Transformation. We offer dependable software solutions designed to help businesses increase their revenue through clear strategies and innovative technology platforms. Our tailored business solutions cater to various industry sectors, inclu
Highlights
$25,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
250-999
Employees
Chennai, Tamil Nadu, In
Services Provided+18 Services
8% Custom Web Application Development
5% API Development & Integration
5% SaaS Product Development
2% E-Commerce Development
AI Summary
“iSolve Technologies Europe B.V. delivers custom software, AI-driven solutions, and IT managed services across industries, enabling business transformation with innovative platforms and data-driven strategies.”
Simpragma ServicesProfile set up by Edverise AI
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We offer smart automation solutions that improve customer experiences. Our comprehensive suite of products is designed to kickstart your chatbot projects. Our conversation bots communicate entirely in natural language and currently handle over 10,000 queries daily in various languages on the most wi
Highlights
$5,000+
Min Project Size
< $25/hr
Avg Hourly Rate
50-249
Employees
Bengaluru, Karnataka, In
Services Provided+4 Services
17% Custom AI Chatbot Development
5% Machine Learning Model Development
5% AI Model Fine-Tuning & Training
7% LLM Integration & Prompt Engineering
AI Summary
“Simpragma Services delivers smart automation solutions with multilingual chatbots handling 10,000+ daily queries across platforms, offering full enterprise-level system development and cloud integration expertise.”
BuzzyBrains software (I) Pvt. Ltd.Profile set up by Edverise AI
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Leading AI Software Development Firm in India – BuzzyBrains Software BuzzyBrains Software stands out as a premier AI software development firm in India, focusing on Generative AI, Agentic AI systems, Custom Software Development, Machine Learning, Data Engineering, and Cloud Computing Solutions. Wit
Highlights
$10,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
50-249
Employees
Pune, Maharashtra, In
Services Provided+9 Services
7% Custom Web Application Development
3% Mobile App Development (iOS & Android)
8% API Development & Integration
2% E-Commerce Development
AI Summary
“BuzzyBrains Software is a leading Indian AI software firm specializing in custom software, AI-driven solutions, UI/UX design, and cloud technologies, delivering scalable, industry-focused digital products globally.”
COINsiglieri.comProfile set up by Edverise AI
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We likely provide the first comprehensive service for Web3 start-ups. Why choose us? We offer a convenient solution with a complimentary one-hour consultation to assess your project, Tokenomics, or business model for all Web3 start-ups referred by Clutch, using the code: Clutch1hfree.
Highlights
$1,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
10-49
Employees
Bucuresti, Bucuresti, Ro
Services Provided+9 Services
7% Mobile App Development (iOS & Android)
10% Custom Web Application Development
17% Other Digital Marketing
4% CRM Consulting and SI
AI Summary
“COINsiglieri.com offers comprehensive Web3 start-up services, including complimentary one-hour consultations to assess projects, Tokenomics, and business models, supporting innovative blockchain ventures.”
theCTOProfile set up by Edverise AI
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Enabling companies with cutting-edge technology solutions: ranging from AI to digital transformation, we establish the groundwork for long-term growth and innovation.
Highlights
$5,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
10-49
Employees
London, England, Gb
Services Provided+2 Services
15% Other IT Consulting and SI
20% Cloud Consulting & SI
15% Generative AI
10% LLM Integration & Prompt Engineering
AI Summary
“theCTO empowers businesses with advanced technology solutions—from AI to digital transformation—laying foundations for sustainable growth and innovation across various industries.”
Constient Global SolutionsProfile set up by Edverise AI
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Constient is a prominent software development company boasting more than 13 years of industry experience. With a significant footprint in the USA, UK, and India, we've built a solid reputation for catering to a wide range of clients, both domestically and abroad. Our team adopts an agile methodology
Highlights
$1,000+
Min Project Size
50-249
Employees
Chennai, Tamil Nadu, In
Services Provided+8 Services
6% AI Strategy & Roadmap Consulting
4% Custom AI Chatbot Development
5% Machine Learning Model Development
4% AI Model Fine-Tuning & Training
AI Summary
“Constient Global Solutions is a software development company with over 13 years' experience, serving clients globally through agile methodologies to deliver tailored application development solutions.”
Maxcode IT Solutions Pvt. Ltd.Profile set up by Edverise AI
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We are a dedicated group of professionals specializing in AI development, creating E-commerce websites with WordPress/Shopify and other content management systems, mobile app development, and digital marketing solutions. By merging our design skills with cutting-edge technology, we devise impactful
Highlights
$1,000+
Min Project Size
< $25/hr
Avg Hourly Rate
10-49
Employees
Indore, Madhya Pradesh, In
Services Provided+10 Services
5% AI Strategy & Roadmap Consulting
4% Generative AI
5% Custom AI Chatbot Development
6% Machine Learning Model Development
AI Summary
“Maxcode IT Solutions Pvt. Ltd. offers AI development, e-commerce websites, mobile apps, and digital marketing, providing tailored, technology-driven solutions to support clients' digital transformation and growth.”
StarstackProfile set up by Edverise AI
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Starstack Technologies Pvt. Ltd. is an innovative AI-driven digital transformation firm that assists businesses worldwide in realizing their complete potential with smart software solutions. We leverage the capabilities of Artificial Intelligence, immersive experience design, modern engineering, and
Highlights
$5,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Kochi, Kerala, In
Services Provided+6 Services
6% Machine Learning Model Development
3% Cloud Consulting & SI
5% Custom AI Chatbot Development
5% LLM Integration & Prompt Engineering
AI Summary
“Starstack Technologies Pvt. Ltd. delivers AI-powered digital transformation services, combining immersive design, modern engineering, and decentralized technologies to create scalable, tailored software solutions worldwide.”

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