Enter sends · Shift+Enter adds a line.
Prompt Input
proAuto-growing chat composer with attach, a model chip, and a streaming stop state.
View detailsAi
10 primitives
Maya
Can you summarise the onboarding drop-off?
Assistant
Most users leave at the workspace-invite step — 38% never send the first invite. The fix that moved the needle in testing was making invites optional until the second session.
You
Draft a release note for the new export feature.
Assistant
Exports now run in the background — start one, keep working, and download from the bell when it's ready. CSV and JSON are both supported.
You
Shorter, and mention the 10 MB limit.
Assistant
Background exports are here: CSV and JSON, up to 10 MB, ready from the notification bell.
You
Perfect. Now translate it to French.
Assistant
Les exports en arrière-plan sont arrivés : CSV et JSON, jusqu'à 10 Mo, disponibles depuis la cloche de notification.
You
And German, please.
Assistant
Hintergrund-Exporte sind da: CSV und JSON, bis zu 10 MB, bereit über die Benachrichtigungsglocke.
Scroll up — a jump-to-latest button appears.
Conversation
proTranscript scroller that stays pinned to the latest message until the reader scrolls away.
View detailsThe user is asking about a sum over a rolling window, so a plain GROUP BY will double-count late-arriving rows. I should use the event timestamp, dedupe on the idempotency key first, then window the result.
Weighing two query plans against the size of the events table…
Reasoning
proCollapsible thinking panel with a live streaming state and a thought-for duration.
View detailsbook_flightApproval needed
STL → ORD, Thu Nov 12, 7:05 AM departure, $212 round trip.
Arguments
{
"from": "STL",
"to": "ORD",
"date": "2026-11-12",
"cabin": "economy"
}search_hotelsRunning
Searching stays near the venue for 2 guests…
charge_cardFailed
Tool Call
proTool invocation card for all seven run states, with expandable arguments and results.
View detailsSelective hydration lets the shell paint immediately while slower subtrees stream in1, and time-to-first-token in production is dominated by queueing and prefill rather than raw generation speed2.
Sources
- 1Streaming SSR with React Server Components react.devSelective hydration lets the shell paint immediately while slower subtrees stream in as they resolve.
- 2Measuring Time to First Token in production vercel.comTTFT is dominated by queueing and prefill; chunked transfer keeps perceived latency flat.
Selected: Claude Sonnet 4.5
use-debounced-value.ts
10 lines · 0.3 KB
export function useDebouncedValue<T>(value: T, delay = 300) {
const [debounced, setDebounced] = useState(value);
useEffect(() => {
const id = setTimeout(() => setDebounced(value), delay);
return () => clearTimeout(id);
}, [value, delay]);
return debounced;
}Artifact
proPanel for generated code and documents with copy, download, and a file badge.
View details42%
84.2K of 200K tokens
Estimated cost so far: $0.412
91%
182K of 200K tokens Nearing limit
Estimated cost so far: $1.87
Context Meter
proToken window usage ring and bar with estimated cost and a near-limit warning.
View detailsSend invoice #1042 to a customer
The assistant wants to email the October invoice and mark it as sent in the ledger.
{
"to": "billing@acme.example",
"invoice": "1042",
"total": "$1,240.00",
"attachPdf": true
}Approval Card
proHuman-in-the-loop request card with payload preview and approve or deny states.
View details