Top Custom AI Chatbot Development Firms

Custom AI chatbot development produces a bot built around one company's content, systems and tone rather than a generic widget. Developers connect a language model to the help center, policies and product data through retrieval, add actions such as order lookup, booking or ticket creation through APIs, and deploy it on the website, in the app, on WhatsApp or in Microsoft Teams, with live-agent handoff and conversation analytics. Businesses commission one when support queues grow, after-hours questions go unanswered, or an off-the-shelf bot gives wrong answers.

Compare chatbot developers here on resolution results from live deployments, the helpdesk platforms they have integrated, and how they test answers before launch.

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8,154 Companies

List of the Best Custom AI Chatbot Development Agencies

Appveda Software
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Appveda Software – Premier Mobile App Development Firm in Nagpur, Maharashtra Located in Nagpur, Maharashtra, India, Appveda Software is a leading mobile app development firm. We excel in creating innovative, high-performance applications utilizing Flutter, React Native, and Kotlin. Our areas of ex
Highlights
$25-49/hr
Avg Hourly Rate
2-9
Employees
Services Provided+1 Services
12% Custom Web Application Development
28% Mobile App Development (iOS & Android)
10% Backend Development
20% Machine Learning Model Development
AI Summary
“Appveda Software, based in Nagpur, India, specializes in mobile app development, AI solutions, web development, cybersecurity, and cloud services, delivering secure, scalable, and user-centric digital products globally.”
inaya hosting
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InayaHosting is a top IT firm in Belgium that delivers dependable web hosting and domain registration services powered by cutting-edge AI technologies. We offer secure, rapid, and adaptable solutions customized to fit your requirements. Our offerings encompass domain and hosting services, app develo
Highlights
2-9
Employees
Services Provided
33% Custom AI Chatbot Development
33% Managed IT Services
19% Mobile App Development (iOS & Android)
15% Custom Web Application Development
AI Summary
“InayaHosting is a leading Belgian IT firm providing secure, flexible web hosting, domain registration, app and website development, and AI ChatBot integration with professional support.”
Duotach
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Duotach is an AI automation consultancy located in Buenos Aires, Argentina, that focuses on Claude Code development, custom AI agents, and workflow automation. We assist businesses in automating repetitive tasks, creating intelligent agents, and incorporating AI into their everyday operations. Our p
Highlights
$1,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
2-9
Employees
Buenos Aires, Ar
Services Provided
20% Workflow Automation (Zapier / Make / n8n)
30% Custom AI Chatbot Development
35% Operational Process Consulting
15% Go-to-Market Strategy
AI Summary
“Duotach, an AI automation consultancy in Buenos Aires, specializes in Claude Code, custom AI agents, and workflow automation to enhance business efficiency across diverse sectors with bilingual support.”
Sarmento
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Sarmento.dev is an AI consulting company located in São Paulo, Brazil, focused on assisting businesses in incorporating artificial intelligence into their operations through customized chatbot solutions and intelligent automation. We operate using a dedicated squad model to provide personalized AI s
Highlights
$25,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
2-9
Employees
Sao Paulo, Sao Paulo, Br
Services Provided
28% Custom AI Chatbot Development
12% AI Agent & Multi-Agent System Development
10% AI Strategy & Roadmap Consulting
50% Custom Web Application Development
AI Summary
“Sarmento.dev, based in São Paulo since 2020, delivers tailored AI consulting with chatbot and automation solutions across diverse industries in Brazil and Latin America, integrating technical and business expertise.”
GHOSTWEB
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We create websites, CRM systems, and chatbots for companies seeking to generate more leads while minimizing manual tasks.
Highlights
$1,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
2-9
Employees
Kyiv, Ua
Services Provided+1 Services
25% Custom Web Application Development
15% Mobile App Development (iOS & Android)
10% Blockchain & Web3 Development
20% Workflow Automation (Zapier / Make / n8n)
AI Summary
“GHOSTWEB specializes in developing websites, CRM systems, and chatbots that help companies increase lead generation and reduce manual tasks through automation.”
axxtas
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axxtas, located in the Greater Munich Area, specializes in offering digital transformation services for medium-sized enterprises. Our expertise covers various fields, enabling us to provide comprehensive digital transformation solutions tailored to your business. Schedule a complimentary 30-minute k
Highlights
$5,000+
Min Project Size
$100-149/hr
Avg Hourly Rate
Olching, De
Services Provided
30% Custom AI Chatbot Development
20% Machine Learning Model Development
20% Mobile App Development (iOS & Android)
30% Custom Web Application Development
AI Summary
“Axxtas, based near Munich, delivers tailored digital transformation services for medium-sized businesses, leveraging broad expertise to optimize and modernize operations effectively.”
Aigenrix
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Aigenrix is a specialized automation agency driven by AI, focusing on enhancing client communication and customer service automation for aesthetic medicine clinics and boutique hotels. We assist service-oriented businesses with significant incoming inquiries to manage thousands of requests each mont
Highlights
$5,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
2-9
Employees
Lloret de Mar, Catalonia, Es
Services Provided
70% AI Agent & Multi-Agent System Development
20% Custom AI Chatbot Development
10% AI Strategy & Roadmap Consulting
AI Summary
“Aigenrix specializes in AI-driven automation for service industries, efficiently handling high inquiry volumes to streamline client communication, scheduling, and lead qualification, reducing staff workload and enhancing customer experience.”
RPAi
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We supply and train intelligent humanoid software robots at a cost of less than $3 per hour to handle more than 40% of the tasks that humans currently perform at over $30 per hour. This is made possible through SS&C Blue Prism Robots and Microsoft Azure AI Services, including Chat GPT.
Highlights
$5,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
10-49
Employees
Prince Edward, Ontario, Ca
Services Provided
70% Robotic Process Automation (RPA)
10% AI Strategy & Roadmap Consulting
20% Custom AI Chatbot Development
AI Summary
“RPAi provides cost-effective intelligent humanoid software robots leveraging SS&C Blue Prism and Microsoft Azure AI, automating over 40% of human-performed tasks efficiently.”
Custom D
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We create advanced, tailor-made software solutions. Our passion for our work drives us, and we take great pride in witnessing how custom software can transform organizations. Custom D is composed of highly skilled and experienced developers who are dedicated to providing exceptional service. We prio
Highlights
$10,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
10-49
Employees
Christchurch, Canterbury, Nz
Services Provided+2 Services
23% Custom Web Application Development
17% Mobile App Development (iOS & Android)
10% Cloud Consulting & SI
25% Custom AI Chatbot Development
AI Summary
“Custom D is a New Zealand-based firm delivering tailored software, AI-driven solutions like intelligent assistants, and cloud consulting services, enhancing business processes across diverse industries.”
HighSkyAI Ltd
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HighSkyAI is a prominent Bulgarian AI agency focused on creating customized AI solutions specifically for e-commerce. We do not provide generic SaaS products; instead, we offer personalized AI services utilizing our proprietary SkyCommerce modules, tailored to meet each client's unique needs and pla
Highlights
$5,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Services Provided
75% AI Agent & Multi-Agent System Development
25% Custom AI Chatbot Development
AI Summary
“HighSkyAI Ltd. is a Bulgarian AI agency delivering tailored AI solutions for e-commerce, specializing in conversational agents, intelligent search, and personalized recommendations to enhance sales and customer engagement.”

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Top Custom AI Chatbot Development Firms

List of the Best Custom AI Chatbot Development Agencies

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