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DHTMLX

MIT-licensed JavaScript chatbot widget for support

DHTMLX provides a lightweight JavaScript AI chatbot widget (65 KB) with Markdown support, chat history, and multi-agent UI. It works with ChatGPT, Claude, and Gemini APIs.

Free tier

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Feature
DHTMLX
Adaapt.AI
PricingFreemiumPaid
Free tierYesNo
APIWaitlistYes
Open sourceNoNo
PlatformsDesktopAPI
ModelsDhtmlxAdaapt
Context window1M
Launched20252023

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Specs

PricingFreemium
Free tierYes
APIWaitlist
Open sourceNo
PlatformsDesktop
ModelsDhtmlx
Context window1M
Launched2025