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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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

4,596 Companies

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

Smart-Lab Global
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Smart-Lab Global is a top provider of digital innovation and technology solutions, assisting businesses in various sectors to achieve growth and enhance efficiency. Our expertise lies in AI-driven strategies, cloud services, automation, and data intelligence, enabling companies in Advertising, FMCG,
Highlights
10-49
Employees
Werribee, Victoria, Au
Services Provided
50% Mobile App Development (iOS & Android)
20% AI Strategy & Roadmap Consulting
20% AI Agent & Multi-Agent System Development
10% IT Staff Augmentation
AI Summary
“Smart-Lab Global delivers AI-driven digital innovation and technology solutions across multiple sectors, enhancing business efficiency, agility, and customer experience through automation and data intelligence.”
ByteInfo
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Established in 2026, ByteInfo is a tech-focused startup dedicated to providing cutting-edge solutions in Artificial Intelligence, Machine Learning, and personalized software development. We excel in creating custom-trained AI models, scalable software systems, and comprehensive digital solutions des
Highlights
$1,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
2-9
Employees
Services Provided+1 Services
25% Custom Web Application Development
10% Mobile App Development (iOS & Android)
15% API Development & Integration
30% AI Agent & Multi-Agent System Development
AI Summary
“ByteInfo is a tech startup specializing in AI, machine learning, and custom software development, delivering scalable, tailored digital solutions and effective project management for business growth.”
Gitalise
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Achieve remarkable growth with customized digital marketing solutions designed for the current competitive landscape. Our skilled team provides creative SEO services, engaging content marketing, and analytical strategies that enhance your brand's visibility across various digital platforms. We empow
Highlights
$1,000+
Min Project Size
< $25/hr
Avg Hourly Rate
2-9
Employees
Oujda, Ma
Services Provided+3 Services
25% AI Agent & Multi-Agent System Development
11% Search Engine Optimization (SEO)
8% Content Marketing Strategy
5% Social Media Marketing
AI Summary
“Gitalise offers tailored digital marketing solutions including SEO, content marketing, and social media strategies to enhance brand visibility, drive measurable ROI, and foster sustainable business growth.”
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Big Sky Growth Systems
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Marketing service provider with no nonsense.
Highlights
Bozeman, Montana, Us
Services Provided+5 Services
7% Search Engine Optimization (SEO)
7% Conversion Rate Optimization (CRO)
8% Performance Marketing
3% SMS Marketing
AI Summary
“Big Sky Growth Systems is a marketing service provider offering straightforward, no-nonsense solutions across various marketing domains to drive business growth and enhance brand presence.”
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ScaledCraft
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a top-tier brand scaling agency focused on app and web development. We collaborate with businesses to create exceptional digital products that not only have an appealing aesthetic but are also designed for growth. Ranging from brand identity to comprehensive development, we merge strategic insights
Highlights
$5,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
Services Provided+2 Services
15% Custom Web Application Development
12% Mobile App Development (iOS & Android)
4% E-Commerce Development
3% QA & Software Testing
AI Summary
“ScaledCraft is a leading brand scaling agency offering app and web development, blending strategic branding with meticulous execution to create growth-focused digital products for businesses.”
Reesonance
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Consulting and creating artificial intelligence products and services, including AI agents, SaaS platforms, and minimum viable products/proof of concepts.
Highlights
$5,000+
Min Project Size
$100-149/hr
Avg Hourly Rate
2-9
Employees
Verona, Veneto, It
Services Provided
25% AI Agent & Multi-Agent System Development
25% AI Strategy & Roadmap Consulting
25% Machine Learning Model Development
25% Generative AI
AI Summary
“Reesonance specializes in consulting and developing AI products and services, offering AI agents, SaaS platforms, and prototypes to support innovative artificial intelligence solutions.”
Xeyo
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Xeyo est une agence de création numérique qui se concentre sur le développement de sites web et de solutions personnalisées pour les startups et les petites entreprises. Nous convertissons vos concepts en expériences en ligne marquantes.
Highlights
$1,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
2-9
Employees
Uccle, Brussels Capital Region, Be
Services Provided+1 Services
25% AI Agent & Multi-Agent System Development
20% Web App UI Design
5% Brand Identity Design
5% Brand Identity Design
AI Summary
“Xeyo is a digital creation agency specializing in developing customized websites and solutions for startups and small businesses, transforming concepts into impactful online experiences.”
Authority AI
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At Authority AI, we're transforming small businesses with innovative AI solutions that enhance processes, improve efficiency, and stimulate growth. Our team consists of experts in marketing, coaching, IT, and sales who have come together to establish a truly distinctive company dedicated to supporti
Highlights
$5,000+
Min Project Size
$100-149/hr
Avg Hourly Rate
2-9
Employees
Fort Lauderdale, Florida, Us
Services Provided
35% Custom AI Chatbot Development
20% Generative AI
25% AI Agent & Multi-Agent System Development
20% AI Strategy & Roadmap Consulting
AI Summary
“Authority AI delivers innovative AI solutions that optimize marketing, sales, HR, and operations, empowering small businesses across the US to enhance efficiency, reduce costs, and drive growth.”
Core 9 Digital
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At Core9 Digital, our foundation is built on the principle that digital innovation should be accessible, meaningful, and sustainable. We began with a definitive vision to assist companies in merging creativity with technology. Today, Core9 Digital transcends being just a digital solutions provider;
Highlights
$5,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
San Jose, California, Us
Services Provided
30% Mobile App Development (iOS & Android)
20% Custom Web Application Development
22% AI Agent & Multi-Agent System Development
28% Generative AI
AI Summary
“Core9 Digital partners globally with businesses of all sizes, integrating strategy, design, and technology to deliver innovative, sustainable digital solutions that drive growth and lasting connections.”
SD8. Software Development
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SD8 designs, builds and deploys software for individuals, startups, small businesses and large organisations. Its work covers mobile applications, desktop software, web platforms and multi-device ecosystems, taking a project from idea through to production-ready software using modern technologies an
Highlights
$1,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
2-9
Employees
Barrington, Illinois, Us
Services Provided+4 Services
10% Mobile App Development (iOS & Android)
8% E-Commerce Development
13% Custom Web Application Development
7% QA & Software Testing
AI Summary
“SD8 specializes in software development, delivering tailored solutions to enhance business operations and technology integration across diverse industries with professionalism and technical expertise.”

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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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