Best Free AI Customer Support Tools in 2026
The best free AI customer support tools in 2026 are HubSpot Service Hub free, Freshdesk free, Freshchat free, Chatwoot open-source, and Tiledesk open-source.
You can build a functional AI customer support operation at zero cost using free tiers and open-source tools. Here are the best free options in 2026.
HubSpot Service Hub free tier includes basic ticketing, live chat, shared inbox, and access to HubSpot CRM for contact management. It is the most complete free helpdesk.
Freshdesk offers a free tier for up to 10 agents with ticketing, knowledge base, and basic automation. Freshchat adds free messaging for up to 10 agents.
For self-hosted options, Chatwoot is an open-source customer engagement platform with AI chatbot, live chat, and multi-channel support. Tiledesk provides open-source AI chatbot with ticketing.
Botpress offers a free open-source chatbot builder with GPT integration for teams that want to build custom AI support bots.
Chatbase has a free tier for creating custom AI chatbots trained on your data. It is limited but useful for simple FAQ automation.
FunSupport offers a 7-day free trial with all features unlocked including unlimited AI resolutions, Voice-to-Solve, and 16 widget themes before requiring the $79 per month plan.
The recommended free stack is HubSpot Service Hub free for ticketing plus Chatwoot or Tiledesk for AI chat plus Chatbase free for FAQ automation.