Custom AI apps · data updated 2026-10-25
Hire an AI chatbot development agency
We list 244 agencies that fit this, each checked against its own website. Of the 30 that publish a project price, the median is $3,250 and the middle half sits between $1,000 and $10,000. These agencies build chatbots and voice agents for websites, WhatsApp and phone lines that answer from your own content and hand over to a person when needed.
| Agencies in this list | 244 |
|---|---|
| Publish a starting price | 30 |
| Median published price | $3,250 |
| Typical range (25th–75th pct) | $1,000–$10,000 |
| Top countries | United States, India, United Kingdom, Australia, Canada |
Prices are starting prices agencies publish on their own sites, converted to USD; n = agencies with a price. Method.
Get matched with 3 vetted agencies Or browse matches yourself
What a good chatbot build includes
Answers grounded in your own documents, a clear handover to staff, conversation logs you can review, and a test set of real customer questions checked before launch.
Top 30 of 244 by Cofounderbase Score
| # | Agency | Location | Builds with | Services they list | Score | Save |
|---|---|---|---|---|---|---|
| 1 | Cluj-Napoca, Romania | n8n, Make, Zapier | Automation solutions · AI WhatsApp order automation | 91 | ||
| 2 | India | n8n, Zapier, Retell AI | AI Voice Agent Development · VoIP Development & Support | 77 | ||
| 3 | Glasgow, United Kingdom | n8n, Zapier, Airtable | Workflow Automation Services · AI Voice Agent Development | 77 | ||
| 4 | Markham, Canada | Make, Zapier, OpenAI | AI Agents & Automation · AI Customer Support Chatbot | 74 | ||
| 5 | India | n8n, LangChain, OpenAI | AI Agent Development · Generative AI Development | 74 | ||
| 6 | Ahmedabad, India | n8n, Zapier, LangChain | AI Agent Development Company · AI Automation Consulting | 73 | ||
| 7 | India | n8n, Zapier, LangChain | Blockchain development · Generative AI development | 72 | ||
| 8 | Not stated | n8n, Vapi, OpenAI | AI agent development · AI automation agency | 72 | ||
| 9 | Nieuwegein, Netherlands | LangChain, OpenAI, Claude | AI Audit & Strategy · AI Implementation | 72 | ||
| 10 | Sheridan, United States | n8n, Make, Zapier | Workflow Automation · Business Process Automation | 71 | ||
| 11 | Lviv, Ukraine | n8n, LangChain, OpenAI | Strategy · AI & System Readiness Audit | 71 | ||
| 12 | Not stated | n8n, LangChain, OpenAI | n8n | 71 | ||
| 13 | Sahibzada Ajit Singh Nagar, United Kingdom | LangChain, OpenAI, Claude | Data Analytics · Software Development | 71 | ||
| 14 | Denver, United States | OpenAI, Claude, Salesforce | AI & Automation · Agentic AI | 71 | ||
| 15 | United States | n8n, Make, Zapier | AI Strategy · Agentic AI | 71 | ||
| 16 | United Kingdom | LangChain, OpenAI, Salesforce | Support queries handled · Less time on reporting | 69 | ||
| 17 | Ashdod, Israel | n8n, Make, Zapier | WhatsApp Bots · Business Automation | 68 | ||
| 18 | Olive Branch, United States | n8n, Make, Zapier | AI Speed-to-Lead · AI Chatbots & Voice Agents | 68 | ||
| 19 | SolGuruz | Ahmedabad, India | n8n, Voiceflow, Vapi | AI-Assisted Custom Software Development Company · Custom Software Development Portfolio | 68 | |
| 20 | Casper, United States | n8n, Zapier, OpenAI | DEPLOY AUTOMATION · Automate Repetitive Tasks | 68 | ||
| 21 | United Kingdom | n8n, OpenAI, HubSpot | Scope the workflow · Launch with support | 68 | ||
| 22 | United States | n8n, LangChain, OpenAI | Ecommerce Development Services · Ecommerce Development | 68 | ||
| 23 | Appinventiv | New York, United States | LangChain, OpenAI, Claude | Strategic Technology Consulting · Digital Product Development & Engineering | 68 | |
| 24 | L'viv, India | LangChain, OpenAI, Claude | AI development services · ERP Consulting and Development | 68 | ||
| 25 | Warsaw, Poland | n8n, Claude | Agentic process automation · Document intelligence & RAG | 67 | ||
| 26 | Miami, United States | Zapier, Airtable, OpenAI | 01 Operations Consulting · 03 AI Automations | 67 | ||
| 27 | London, United Kingdom | Power Automate, GoHighLevel, OpenAI | Business Process Automation · Customer Support Automation using AI | 67 | ||
| 28 | Dallas, United States | Make, Zapier, Power Automate | Personal agents on every desktop · Enterprise agents in your systems | 66 | ||
| 29 | United States | Zapier, LangChain, OpenAI | Enterprise AI Development Company · Custom Agentic AI Development | 66 | ||
| 30 | Not stated | Zapier, OpenAI, Claude | AI Agents Development For Enterprise · AI Readiness Agent | 66 |
Questions
How much does it cost?
Published starting prices from these 30 agencies: median $3,250, 25th–75th percentile $1,000–$10,000 (USD, as listed on their sites on 2026-10-25).
How do I pick one?
Ask for two case studies close to your project, who will actually build it, how they test (evals for AI work), and who owns the code and accounts at the end. Our free brief form below sends your project to three fitting agencies.
Where does this data come from?
From each agency's own website, re-checked on a schedule (last update 2026-10-25). Rankings use the published Cofounderbase Score and are not sold.
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Get matched with 3 vetted agencies
Describe the project. We read every brief and introduce you to three agencies from this index that fit it, usually within 2 working days. Free for buyers; agencies can't pay to be picked.