AI-Powered Chat Platform

Spark Chat Widget

Embeddable AI chat with video generation, multi-language support, end-to-end encryption, and a liquid glass interface.

Features

Everything you need for enterprise-grade AI chat

Draggable Widget

Floating button that can be moved anywhere. Position persists across sessions.

30+ Languages

Auto-detects browser language and greets users in their native tongue.

E2E Encryption

AES-256-GCM envelope encryption. Admins cannot read user messages.

Video Generation

Built-in ComfyUI integration for text-to-video and image-to-video AI.

RBAC + SSO

Google, Apple, Azure AD SSO. Five roles with row-level security.

Persistent Chat

Encrypted conversation history with blind-index search capability.

Easy to Embed

Add the chat widget to any website with a single script tag

index.html
<script src="https://widget.hlavac.business/widget.js"
        data-api-url="https://widget.hlavac.business"
        data-tenant="your-tenant-id"
        data-position="bottom-right"
        data-language="auto">
</script>

See the Live Demo or Sign In to generate API keys

Configuration

Customize the widget appearance and behavior

AttributeDefaultDescription
data-api-urlrequiredYour API server URL
data-tenantdefaultTenant identifier for multi-tenancy
data-positionbottom-rightbottom-right, bottom-left, top-right, top-left
data-themesystemlight, dark, system
data-accentblueblue, red, gold, purple, green, pink
data-languageautoauto or specific: en, cs, de, sk, etc.

Try It Now

Look for the chat button in the bottom-right corner -- drag it, open it, and see it in action.