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 7, 2026

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2,865 Companies

List of the Best LLM Integration & Prompt Engineering Agencies

DevotProfile set up by Edverise AI
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Devōt is a software development firm that combines a personal touch with the ability to deliver significant outcomes. Our guiding principle is straightforward: in a world filled with development options, strive to be the solution. We specialize in FinTech, HealthTech, SaaS, AI, and Travel sectors, u
Highlights
$25,000+
Min Project Size
50-99
Avg Hourly Rate
50-249
Employees
Zagreb, Grad Zagreb, Hr
Services Provided+9 Services
30% Backend Development
15% Mobile App Development (iOS & Android)
35% SaaS Product Development
20% Custom Web Application Development
AI Summary
“Devōt is a technology-focused software development firm delivering customized solutions across FinTech, HealthTech, SaaS, AI, and Travel sectors with expertise in multiple programming languages and tailored services.”
NERDZ LABProfile set up by Edverise AI
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NERDZ LAB is a comprehensive software product design and development firm dedicated to transforming your project ideas into reality and supporting their growth and success. Established in 2017 in Lviv, Ukraine, our team has expanded to over 80 professionals and includes a second office in Estonia, a
Highlights
$5,000+
Min Project Size
25-49
Avg Hourly Rate
50-249
Employees
Lviv, Lviv, Ua
Services Provided+7 Services
35% Mobile App Development (iOS & Android)
35% Custom Web Application Development
20% API Development & Integration
10% E-Commerce Development
AI Summary
“NERDZ LAB, established in 2017, offers end-to-end software design and development, combining certified expertise with a Scandinavian management approach to deliver innovative, market-ready solutions.”
Esolvent MarketingProfile set up by Edverise AI
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Esolvent Marketing assists brands and agencies in enhancing their marketing ROI by capitalizing on opportunities to increase organic traffic and provide customers with a better return on investment through SEO, content marketing, email marketing, and automation. Since 2013, we have been making digit
Highlights
50-99
Avg Hourly Rate
Worcester, Massachusetts, Us
Services Provided+4 Services
35% Search Engine Optimization (SEO)
30% Content Marketing Strategy
25% Email Marketing & Automation
5% Conversion Rate Optimization (CRO)
AI Summary
“Esolvent Marketing delivers comprehensive digital marketing solutions, including SEO, content, email, and automation, helping brands and agencies improve ROI and organic traffic since 2013.”
WTT SolutionsProfile set up by Edverise AI
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🚀 WTT Solutions – AI & Software Development Firm 🧑‍💻 WTT Solutions is a trusted provider of tailored software development and a leading company in mobile app development. Our skilled software developers create sophisticated AI applications, machine learning solutions, and SaaS application develop
Highlights
$25,000+
Min Project Size
50-99
Avg Hourly Rate
10-49
Employees
Services Provided+9 Services
15% Custom Web Application Development
30% Mobile App Development (iOS & Android)
15% API Development & Integration
20% SaaS Product Development
AI Summary
“WTT Solutions specializes in AI-driven software and mobile app development, offering secure, scalable web and SaaS applications with expertise across Healthcare, FinTech, EdTech, and more globally.”
ADevIndustriesProfile set up by Edverise AI
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ADevIndustries supports startups and businesses in achieving success through high-performance, scalable mobile and web applications. By focusing on lean product development, user-centric design, and engineering excellence, we create durable and scalable software solutions that tackle real-life probl
Highlights
$10,000+
Min Project Size
50-99
Avg Hourly Rate
50-249
Employees
Franklin, Tennessee, Us
Services Provided+8 Services
45% Mobile App Development (iOS & Android)
35% Custom Web Application Development
10% E-Commerce Development
10% Backend Development
AI Summary
“ADevIndustries creates scalable mobile and web applications across various sectors, emphasizing lean development and user-centric design to support startups and enterprises for over a decade.”
Web Labs Ltd.Profile set up by Edverise AI
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Founded in 2011, Web Labs Ltd. is a Serbia-based company that specializes in providing tailored software solutions. With experience working with a diverse array of clients, from SaaS startups to globally recognized brands, we have completed over 100 projects across three continents in the last 12 ye
Highlights
$25,000+
Min Project Size
50-99
Avg Hourly Rate
10-49
Employees
Beograd, Belgrade, Rs
Services Provided+2 Services
65% Custom Web Application Development
35% Mobile App Development (iOS & Android)
60% Machine Learning Model Development
25% Custom AI Chatbot Development
AI Summary
“Web Labs Ltd., founded in 2011 in Serbia, delivers tailored software solutions worldwide, specializing in Python-based web applications, data analysis, and AI-driven systems across diverse industries.”
NetSet Software SolutionsProfile set up by Edverise AI
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NetSet Software merges AI-driven workflows with skilled engineers to provide scalable solutions in AI, mobile, blockchain, and custom software for startups and growth-stage companies. This approach accelerates time-to-market while ensuring security and high code quality. We hold ISO 9001, ISO 27001,
Highlights
$10,000+
Min Project Size
25-49
Avg Hourly Rate
50-249
Employees
Sahibzada Ajit Singh Nagar, Punjab, In
Services Provided+6 Services
30% Mobile App Development (iOS & Android)
35% Blockchain & Web3 Development
15% API Development & Integration
15% Custom Web Application Development
AI Summary
“NetSet Software Solutions delivers tailored AI, mobile, blockchain, and custom software with certified quality and security, accelerating startups and growth companies' time-to-market through expert development and support.”
Dynamic Solution Innovators (DSi)Profile set up by Edverise AI
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Bring the best AI-native engineering talent from DSi onto your team, or let us take charge of delivering comprehensive solutions with complete accountability. With more than 25 years of experience, we have supported organizations from startups to large enterprises across various industries, includin
Highlights
$100,000+
Min Project Size
25-49
Avg Hourly Rate
250-999
Employees
Dhaka, Dhaka, Bd
Services Provided+11 Services
50% Custom Web Application Development
30% Mobile App Development (iOS & Android)
20% ERP & CRM Development
15% AI Strategy & Roadmap Consulting
AI Summary
“Dynamic Solution Innovators (DSi) delivers AI-native software development and staff augmentation services, leveraging 25+ years supporting diverse industries with scalable, customized technology solutions worldwide.”
Nexeus Big DataProfile set up by Edverise AI
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Harness the Power of Big Data with Nexeus Big Data At Nexeus Big Data, we focus on converting your data into actionable insights that propel your business forward. Utilizing a state-of-the-art platform and a dedicated team of specialists, we offer comprehensive solutions designed to cater to the ind
Highlights
$10,000+
Min Project Size
50-99
Avg Hourly Rate
2-9
Employees
Madrid, Madrid, Es
Services Provided+4 Services
15% AI Strategy & Roadmap Consulting
10% LLM Integration & Prompt Engineering
20% Machine Learning Model Development
15% AI Model Fine-Tuning & Training
AI Summary
“Nexeus Big Data delivers tailored big data solutions, transforming client data into strategic insights to drive innovation, growth, and competitive advantage across diverse business needs.”
Kutzer & Angermann Digital Solutions OGProfile set up by Edverise AI
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Kutzer & Angermann Digital Solutions OG provides a full range of digital services tailored for small and medium-sized enterprises. We create contemporary, user-friendly websites and AI-driven solutions designed to streamline daily operations, conserve resources, and minimize staffing needs over time
Highlights
$5,000+
Min Project Size
100-149
Avg Hourly Rate
Klosterneuburg, At
Services Provided+2 Services
100% Custom Web Application Development
65% Search Engine Optimization (SEO)
35% Content Marketing Strategy
50% Custom AI Chatbot Development
AI Summary
“Kutzer & Angermann Digital Solutions OG offers tailored digital services for SMEs, including modern websites, AI-driven automation, and digital marketing to optimize operations and enhance visibility.”

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