In this digital-first marketplace, businesses are under pressure to respond quickly and remain available to customers 24/7. Currently, traditional support models often struggle to keep pace with rising interaction volumes and evolving user expectations. Therefore, this growing gap highlights the importance of AI chatbot development services, enabling communication through automated conversations. Review the guide below and partner up with the best-suited company to move forward with strategic confidence.
Top 10 AI Chatbot Development Services
The following section covers hand-picked 10 AI chatbot development services, where each company is delivering its core functionalities:
1. Chetu
Chetu is one of the best AI chatbot development services that builds end-to-end AI chatbots using NLP and LLMs to understand intent and deliver answers. Moreover, Chetu uses advanced NLP for natural “human-like” conversations, semantic understanding, and multilingual support with context-aware translations. It offers voice bots and IVR-style assistants that answer questions in natural languages via audio or video. Besides, Chetu has deep integration with enterprise systems like Microsoft, Amazon, and other e-commerce platforms.
Services
- Chatbot Consulting & Planning
- Conversation & Bot Personality Design
- Custom Chatbot Development
- NLP/NLU Bot Development
- Multilingual & Translation Bots
- Channel & Platform Integration
- Enterprise System Integration and more
Pricing Plans
| Plan | Pricing |
|---|---|
| Small Custom Chatbot | About $10,000-30,000 (one-time build cost) |
| Mid‑Market AI Chatbot | Around $30,000-100,000+ build |
| Enterprise AI/GenAI bot | Roughly 100,000-300,000+ build cost |
| Ongoing Support & Maintenance | Approx 20-30% of the initial build per year |
2. Kore.AI
Kore.AI is an enterprise AI chatbot development service that offers a multi-agent orchestration, allowing many AI agents to work together. Furthermore, it offers a strong search and data layer with over 100 data connectors, allowing chatbots to draw on companies’ data. This AI service provider also offers many AI models (via the Model Hub) to plug in different LLMs and switch between them.
Services
- Agent Builder
- Prompt Studio
- Evaluation Studio
- Model Hub
- Search and RAG Layer
- Integration Studio, etc.
Pricing Plans
| Plan | Pricing |
|---|---|
| Free/Trial | Often free with fixed request limits |
| Standard Usage Plan | Approx $0.20 per conversation |
| Self-Serve “Essential” | Around $50-$100 per month (annual) |
| Self-Serve “Advanced” | About $100-$180/month (annual) |
| Enterprise | Starts from $300,000/year |
3. Yellow.AI
This AI chatbot app development service in the USA uses 15+ large language models to choose the best according to quality. Furthermore, Yellow.AI offers Omnichannel and multimodal support (web, chat, email) with context maintained across channels. With over 150 pre-built integration tools, such as Zendesk and NICE, you can connect bots directly to the business system. Additionally, advanced analytics and the “Analyze” module are provided to review conversations and improve agents over time.
Services
- AI Agent Builder 2.0
- Conversational Knowledge Base
- AI Copilot
- Automated Testing
- Enterprise-Grade Security and more
Pricing Plans
| Plan | Pricing |
|---|---|
| Free | 500/month included, then $0.99 per resolution |
| Basic | Around $10,000 per year (12-month contract) |
| Standard | Estimated $25,000/year (contract-based) |
| Enterprise | Quoted around $3,000-$10,000/month and higher |
4. Softweb Solutions
Softweb Solutions builds cognitive chatbots that go beyond rules and use machine learning, NLP, and large learning models. Additionally, it focuses on ML-driven conversational agents that integrate tightly with enterprise systems and deliver data-driven insights. Softweb Solutions also offers omnichannel deployments on websites, social platforms, and messaging channels (in-app chat, social chat). Moreover, this AI chatbot developer integrates with existing systems like CRMs, ERPs, and analytics tools to pull data.
Services
- Chatbot Strategy & Consulting
- Conversation & UX Design
- Custom AI Chatbot Development
- Retail & Domain Chatbots
- NLP, ML, & LLM Integration
- System & Channel Integration
- Analytics & Optimization Services, etc.
Pricing Plans
| Plan | Pricing |
|---|---|
| Small AI Chatbot Project | Around $25,000-$50,000 |
| Mid‑Size Enterprise Chatbot | Roughly $50,000-$150,000 |
| Large Enterprise/Multi-Bot | Estimate $150,000-$400,000+ per project |
5. Leeway Hertz
From discovery and design to deployment, Leeway Hertz is an end-to-end AI agent that uses a rich skills library (mostly Python-based tools). In addition, it offers strong domain coverage, including customer service, HR, marketing, and more. Moreover, they can develop multimodal agents that can handle text plus other data types for tasks like troubleshooting and analytics. This enterprise AI chatbot development service also connects agents with CRM and other core systems.
Services
- AI Agent Strategy Consulting
- AI Readiness & Roadmap
- Custom AI Agent Development
- Enterprise Chatbot Development
- Continuous Improvement & Maintenance
- Quality, Testing, & Governance
- AI Agent Integration, etc.
Pricing Plans
| Plan | Pricing |
|---|---|
| Basic Chatbot or Small AI Agents | Around $3,000-$5,000 |
| Mid-Market or Multi-Channel Bots | Roughly around $20,000-$50,000 |
| Advanced, Enterprise-Grade Solutions | From $50,000 up to $500,000+ |
6. Uptech
Uptech is a custom AI chatbot developer that builds a range of chatbots, including LLM chatbots, customer-service chatbots, and voice assistants. Moreover, it covers the complete lifecycle from consulting, model selection, development, and deployment to continuous improvement. Impressively, this service uses leading GenAI models and tools, including Gemini and HuggingFace, chosen for each use case for quality. Additionally, it has proven delivery with PoCs within 2 months and guided an AI strategy.
Services
- AI Chatbot Consulting & Discovery
- Conversational Design
- Custom AI Chatbot Development
- AI Agent Development
- Chatbot Integration
- AI Chatbot Maintenance and Support
Pricing Plans
| Plan | Pricing |
|---|---|
| Basic/Rule-Based or Simple AI | About $10,000-$40,000 |
| Intelligent NLP-Driven Chatbot | Estimated $40,000-$120,000 |
| Advanced Enterprise AI Chatbot | From $120,000 to $200,000 and more |
7. SCAND
This AI chatbot development service offers multi-agent systems in which several agents collaborate to solve complex tasks. Furthermore, SCAND includes MCP (Modular Cooperation Protocol), where agents can call external tool servers in a modular way. This service also provides deep business system integration (CRMs, internal APIs, back-office tools) to automate operational processes. Most importantly, it supports many agent types, including goal-based agents, memory/learning agents, or API-interacting agents.
Services
- AI Consulting & Strategy
- Architecture & Model Design
- Custom AI Agent Development
- Multi‑Agent System Design
- MCP Support & Tool Integration
- Business Agents for Sales/Marketing/Support
- HITL Assistants
- Integration & Optimization
- Continuous Support & DevOps Integration
Pricing Plans
| Plan | Pricing |
|---|---|
| Hourly/Time & Material | Approx $30 per hour |
| Monthly Retainer | About $2,400/month and more |
| Fixed Price Project (PoC/MVP) | Roughly $20,000-$100,000 for small software projects |
8. KeyReply
KeyReply is an AI chatbot developer with a main focus on healthcare, and it automates patient interaction or clinical/admin workflows. With multilingual and omnichannel functionality, it supports 60+ languages and dialects, as well as channels like WhatsApp and web chats. Furthermore, the service has high scalability to handle thousands of patient interactions per second during peak periods. It integrates deeply with the healthcare system to sync schedules, patient data, and programs.
Services
- Appointment & Scheduling Assistant
- Post‑Discharge & Care Follow‑up
- Health Education & FAQ Bot
- Marketing & Outreach Assistant
- Contact‑Center Automation
- Care Coordination Agent
- Workflow & Form Automation
- AI Platform & Builder, etc
Pricing Plans
| Plan | Pricing |
|---|---|
| Base/Starting Subscription | From about $30,000/year |
| Mid-Size/Advanced Deployment | Often above $30,000/year (quote-based) |
| Enterprise/Multi-Site | Custom is usually by an enterprise quote |
9. Biz4Group
An enterprise AI chatbot development service that delivers generative-AI/GPT-based chatbots trained on large customer-interaction datasets. Furthermore, with advanced NLP and sentiment analysis, Biz4Group understands intent to respond in a human-like way. It also provides 24/7 intelligent customer‑service bots that reduce agent workload, cut support costs, and increase CSAT. Besides, it has enterprise-grade AI development skills that allow chatbots to trigger workflows and automate business tasks.
Services
- AI Chatbot Consulting
- Use‑Case & Journey Design
- Custom AI Chatbot Development
- Customer Service GPT‑5 Chatbots
- Generative AI Solutions
- System & Workflow Integration
- Monitoring & Optimization, etc.
Pricing Plans
| Pricing | Plan |
|---|---|
| Small AI Chatbot Project | About $10,000-$25,000 |
| Standard Custom-Service Chatbot | Around $25,000-$75,000 |
| Advanced Enterprise Chatbot | Roughly $75,000-$200,000+ |
10. Rightpoint
Through the services of Rightpoint, chatbots are created as a part of “Total Experience” programs across customer, employee, and product journeys. Moreover, generative AI and LLMs use Azure OpenAI and related tools to build assistants that can answer questions. This AI chatbot development company also provides deep integration with enterprise stacks, with a strong focus on Microsoft and other platforms. Additionally, uses analytics and insights to monitor AI interactions and refine conversational experiences.
Services
- AI & Experience Strategy
- Conversation & UX Design
- Custom AI Chatbot & Agent Development
- Knowledge AI & Search Solutions
- Platform Integration Services
- Managed AI & Change Enablement, etc.
Pricing Plans
| Plan | Pricing |
|---|---|
| Discovery & Strategy Workshop | Up to $25,000-$75,000 per engagement |
| Pilot Chatbot/AI Assistant | Approximately $25,000-$100,000 per pilot |
| Full Enterprise AI Assistant Program | Nearly $250,000-$1,000,000+ per program |
How to Build an AI Chatbot with ZEGOCLOUD
As conversational AI becomes central to modern digital experiences, businesses are increasingly looking for platforms that support real-time, interactive communication. ZEGOCLOUD positions itself as a professional solution by combining AI chatbot capabilities with real-time text, voice, and video call APIs. Moreover, this platform allows applications to move beyond static messaging and deliver more responsive, human-like conversational experiences across platforms.
By aligning AI intelligence with low-latency communication infrastructure, ZEGOCLOUD also supports scalable conversational experiences across customer engagement, social platforms, and enterprise use cases. Its SDK-driven ecosystem allows AI chatbots to participate seamlessly in ongoing conversations while maintaining reliability, security, and performance. As a result, teams can also design interactive AI solutions that feel integrated, adaptive, and suited for real-world communication scenarios.
For teams looking to build an AI chatbot with real-time text, voice, and video interactions, ZEGOCLOUD provides a practical foundation by combining conversational AI with low-latency communication APIs for more natural and responsive user experiences.
Conclusion
In conclusion, for an informed communication or engagement with the audience, AI chatbot development services contribute largely now. As automation and AI continue to shape customer expectations, these solutions also help deliver a more personalized experience across digital platforms. Among the options, ZEGOCLOUD is a notable choice, offering the ability to customize functionality through seamless integration with any SDK.
FAQ
Q1. What are AI chatbot development services?
AI chatbot development services help businesses design, build, and deploy intelligent chatbots using technologies like NLP, machine learning, and real-time messaging or voice capabilities.
Q2. How do I choose the best AI chatbot development company?
You should look at the company’s technical expertise, chatbot use cases, integration capabilities, scalability, pricing model, and experience with enterprise or real-time applications.
Q3. How much does it cost to develop an AI chatbot?
The cost usually ranges from a few thousand dollars for a basic chatbot to tens of thousands for enterprise-level AI chatbot development, depending on features, integrations, and AI complexity.
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