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What’s new4 new
BlocksSupport widget

Support widget

Pro

An in-app help launcher that grows into live article search, reading, and a chat with your team.

Live block · sample data
HarborDashboardsReportsExportsFieldstone Roasters

Scheduled exports

4 schedules · times in UTC

  • Weekly revenue summaryPDF · Mondays at 6:00Delivered Sep 21
  • Churned accountsCSV · Daily at 6:00Paused Sep 21
  • Wholesale ordersCSV · Fridays at 6:00Delivered Sep 18
  • Board metrics packPDF · 1st of the monthDelivered Sep 1

When to use

  • An in-app help launcher with article search, an article reader, and chat.
  • SaaS products that want one help entry point mounted near the app root.

When not to use

  • Use support-conversation for a full page support chat.
  • Use ai-composer for an AI prompt input without help articles.
  • Use popover for a small anchored tip.

Installation

Pro source and install commands unlock with a Pro plan.

Usage

Use this as the help entry point inside a SaaS app. Load articles from your help center into support-widget-data.ts and connect onSend to your inbox or chat provider; replies in the preview are simulated.

example.tsx
1import { SupportWidget } from "@/components/arc/blocks/support-widget/support-widget";2 3export function AppShell() {4  return (5    <SupportWidget6      onSend={message => sendToInbox(message)}7      onOpenChange={open => track(open ? "help_opened" : "help_closed")}8    />9  );10}
Built fromSearch fieldAvatarButtonText morphAnimated counter

API reference

SupportWidget

A help launcher that grows into article search, an article reader and a chat thread. Articles, team and suggested replies are sample data in support-widget-data.ts; agent replies are simulated.

PropTypeDefaultDescription
onSend(message: string) => void–Called with each message the person sends, so you can forward it to your inbox or chat provider.
onOpenChange(open: boolean) => void–Called when the launcher opens or closes the panel.

Keyboard interactions

Escape
Closes the panel and returns focus to the launcher.
Arrow down
From the search field, moves focus into the article list.
Arrow uporArrow down
Moves between articles; up from the first article returns to search.
Enter
In search, opens the top result.

Accessibility

  • The open panel is a role="dialog" whose label switches between Help and the conversation.
  • The chat thread is a role="log" with a screen reader only typing indicator, and a polite live region announces view changes.
  • The launcher uses aria-haspopup="dialog" and includes the unread reply count in its label.

Motion

  • The launcher springs open into the panel, and views slide in the direction of travel.
  • Unread badges and the launcher icon pop in on a snappy spring; changing text crossfades with a short rise.
  • Reduced motion replaces scale, slide and rotate with plain fades.

Responsive behavior

  • The dock is positioned absolute inside the block's 680px demo stage; move it to position fixed when you mount it in a real app.
  • Below a 519px container the stage is 640px tall, the dock sits closer to the corner, and the sample app nav hides.
  • On coarse pointers opening chat focuses the panel instead of the text field, so the keyboard does not pop up on its own.

Performance

  • Views mount one at a time and ResizeObservers animate the panel size between them.
  • Article search filters an in-memory list; move it to your search API for a large help center.

Notes for AI

Give your coding assistant the Markdown reference instead of screenshots.

  • Use as the in-app help entry point of a SaaS product, mounted once near the app root.
  • Replace ARTICLES, TEAM, SUGGESTIONS and replyTo in support-widget-data.ts with your help center and real replies.
  • Wire onSend to your inbox or chat provider; the sample app page behind the launcher is decoration to remove.
/components/blocks/support-widget/markdown

The full library index for assistants is at /llms.txt.

Related

Search fieldComponentA recognizable search entry point with clear affordances.AvatarComponentA compact identity marker for people and accounts.Text morphComponentMorph a label into its next state, letter by letter.DialogComponentA focused surface for decisions that need attention.AI composerProBlockThe prompt box at the bottom of an AI app: files upload in place, / opens commands, @ inserts mentions, a model and effort menu sits in the toolbar, and the send button turns into a stop control ringed by the reply's progress.
PreviousCohort retentionNextUptime status
Arc · 122 block pagesllms.txt

On this page

  • Preview
  • When to use
  • When not to use
  • Installation
  • Usage
  • API reference
  • Keyboard
  • Accessibility
  • Motion
  • Responsive behavior
  • Performance
  • Notes for AI
  • Related
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