Top AI Agent & Multi-Agent System Development Companies

An AI agent does more than answer: it plans steps, calls tools and APIs, reads and writes to business systems, and checks its own work before handing a result to a person. AI agent and multi-agent system development companies build these, from a single agent that triages support tickets to systems where a planner agent delegates research, drafting and review to specialist agents. Companies hire them when a chatbot pilot needs to take real actions, when a back-office process has too many exceptions for rules-based automation, or when sales wants research and outreach drafted for it.

Compare developers on agents in production, how they evaluate agent behavior, and guardrails for actions that touch money or customer data.

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4,596 Companies

List of the Best AI Agent & Multi-Agent System Development Agencies

SeoLab Agency
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SeoLab Agency es una consultora estratégica dedicada a mejorar la visibilidad y la obtención de leads. Nos especializamos en: SEO y AEO, optimización para motores de búsqueda tradicionales y de respuestas. GEO (Generative Engine Optimization): posicionamiento en motores de inteligencia artificial ge
Highlights
$1,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
10-49
Employees
Miraflores, Lima, Pe
Services Provided
34% AI Agent & Multi-Agent System Development
33% Other Digital Marketing
33% Brand Identity Design
AI Summary
“SeoLab Agency is a strategic consultancy specializing in SEO, AEO, GEO, and AI agent automation, leveraging advanced technology to enhance digital visibility and sustainable lead generation.”
Polara Studio
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Polara Studio est une agence spécialisée dans le développement de logiciels et de solutions SaaS, ainsi qu'un Product Studio constitué de véritables entrepreneurs ayant réussi dans le domaine. Ils t'assistent dans la création de ton propre produit. Avec plus de 50 clients pris en charge, ils couvren
Highlights
$5,000+
Min Project Size
$100-149/hr
Avg Hourly Rate
10-49
Employees
Services Provided
20% Custom Web Application Development
14% SaaS Product Development
33% Product UX Strategy
33% AI Agent & Multi-Agent System Development
AI Summary
“Polara Studio is a product and software development agency offering SaaS solutions, AI expertise, and UI/UX design, assisting startups to scale globally with transparency and pragmatism.”
Software Development UK
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Software Development UK is a premier software engineering firm in Britain that provides high-quality, robust, and scalable digital solutions. We cater to organizations of all sizes, from ambitious startups launching their initial products to established blue-chip companies needing secure and reliabl
Highlights
$50,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
10-49
Employees
London, England, Gb
Services Provided
35% Custom Web Application Development
15% Mobile App Development (iOS & Android)
30% AI Agent & Multi-Agent System Development
20% AI Strategy & Roadmap Consulting
AI Summary
“Software Development UK delivers robust custom software, AI solutions, and digital transformation services to diverse UK industries, supporting scalable growth and advanced technology integration.”
Banja
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Banja is a product studio that creates, develops, and launches digital products from scratch. We become your technical team, eliminating the need for you to establish one from the outset. Unlike most agencies that simply execute your specifications, we integrate with your business to help define the
Highlights
$100-149/hr
Avg Hourly Rate
2-9
Employees
Services Provided+1 Services
10% API Development & Integration
25% Custom Web Application Development
15% Mobile App Development (iOS & Android)
35% AI Agent & Multi-Agent System Development
AI Summary
“Banja is a product studio partnering with startups and businesses to design, develop, and launch digital products, offering end-to-end technical strategy, AI, automation, and brand services.”
Infoloop Technologies
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Infoloop Technologies is a US-based custom software development and AI engineering firm that collaborates with startups, SaaS businesses, and mid-sized companies to create, develop, and enhance secure, high-performance digital solutions. We partner with organizations that consider technology a key g
Highlights
$10,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Services Provided+1 Services
25% Custom Web Application Development
15% Mobile App Development (iOS & Android)
10% SaaS Product Development
35% AI Agent & Multi-Agent System Development
AI Summary
“Infoloop Technologies is a US-based software development and AI engineering firm delivering secure, scalable digital solutions, including enterprise platforms and AI automation, to diverse industries with dependable execution.”
FRE Studios
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FRE Studios specializes in custom software development, creating scalable solutions for businesses and organizations. Since our inception in 2019, we have provided mobile applications, web solutions, and AI-driven systems for clients with intricate technical needs. We collaborate with companies, lar
Highlights
$25,000+
Min Project Size
$100-149/hr
Avg Hourly Rate
2-9
Employees
Portland, Oregon, Us
Services Provided+3 Services
15% Custom Web Application Development
18% Mobile App Development (iOS & Android)
7% API Development & Integration
5% Legacy System Modernization
AI Summary
“FRE Studios delivers custom software development services, including mobile apps, web solutions, and AI systems, focusing on scalable, maintainable, and production-ready products for diverse clients.”
Callora s.r.o.
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Callora develops personalized AI assistants that enable businesses to manage incoming phone calls automatically. Utilizing cutting-edge voice AI technology, it can respond to customer inquiries, handle reservations, and redirect calls when necessary. The system is designed for natural communication
Highlights
$1,000+
Min Project Size
< $25/hr
Avg Hourly Rate
2-9
Employees
Services Provided
35% AI Agent & Multi-Agent System Development
55% Conversational AI & Voice Assistant Development
10% AI Strategy & Roadmap Consulting
AI Summary
“Callora s.r.o. creates AI-driven virtual assistants that automate business phone interactions, enhancing customer service by managing calls intelligently with natural language understanding and 24/7 availability.”
Sybrux
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Sybrux LLC, located in Hampton, is a technology partner dedicated to 'Intelligence in Action.' We assist companies in leading their markets by focusing on four main areas: Immediate AI Response, Automated Growth & Advertising, Sales Infrastructure, and Advanced Engineering. With solutions ranging fr
Highlights
$25-49/hr
Avg Hourly Rate
2-9
Employees
Hampton, Virginia, Us
Services Provided
35% AI Agent & Multi-Agent System Development
15% AI Strategy & Roadmap Consulting
40% Custom AI Chatbot Development
10% Workflow Automation (Zapier / Make / n8n)
AI Summary
“Sybrux LLC specializes in AI-driven solutions and automation, enhancing sales infrastructure and engineering to streamline business operations for market leadership and growth.”
TransData
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For over two decades, TransData has been assisting companies in attaining scalability, efficiency, and enhanced customer experiences through business process outsourcing. Currently, we enhance human teams with a Digital Workforce driven by AI and automation, ushering in the future of work for our cl
Highlights
50-249
Employees
Austin, Texas, Us
Services Provided
40% Robotic Process Automation (RPA)
35% AI Agent & Multi-Agent System Development
15% AI Strategy & Roadmap Consulting
10% Machine Learning Model Development
AI Summary
“TransData specializes in business process outsourcing blended with AI-driven digital workforce solutions, enhancing scalability, efficiency, and collaboration between human and digital agents for optimized operations.”
Nexenly
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"Nexenly – Shaping Tomorrow Today. Located in Newark, Delaware, Nexenly is a comprehensive digital marketing agency designed for the future. We collaborate with businesses of all sizes to provide advanced digital solutions, encompassing web design, paid advertising, SEO, PPC, and social media market
Highlights
$1,000+
Min Project Size
2-9
Employees
Newark, Delaware, Us
Services Provided
33% AI Agent & Multi-Agent System Development
33% Mobile App Development (iOS & Android)
24% Search Engine Optimization (SEO)
10% Conversion Rate Optimization (CRO)
AI Summary
“Nexenly, based in Newark, Delaware, is a forward-thinking digital marketing agency offering web design, SEO, PPC, paid advertising, and social media services to drive data-driven brand growth.”

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Top AI Agent & Multi-Agent System Development Companies

List of the Best AI Agent & Multi-Agent System Development Agencies

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