A lightweight web agent for instant verdicts.
Builder
Hackathon Win
↓
Live Project
Figma, Cursor, Claude Code, Chrome extension APIs
A concept for a browser-native agent that gives you a verdict in five seconds without pulling you away from the page.
The number of flu-related deaths among children this season has surpassed last year's total, health officials announced Thursday, as the country grapples with a particularly severe influenza season.
According to the Centers for Disease Control and Prevention, 32 children have died from flu-related complications since the season began in October...
We see 100,000 words daily and believe what we read by default because doubting is hard work.
Verifying claims is a "mental tax" that forces you to break flow and open separate tabs.
Web Agent gives you a trust verdict in 5 seconds, right on the page you're reading.
The core surface is a thin bar anchored to the bottom of the viewport.
You stay on the page. The agent lives in your peripheral vision.
You type a short intent like "fact check this article." The bar thinks for a beat, then responds with a single sentence:
"Most of the concrete claims in this CNN piece align with CDC and WHO data. Some stats are outdated."
The agent keeps the surrounding context, but narrows the verdict to that specific claim.
No sidebars. No modals. No new tabs.
Just a verdict layered over the page you're already reading.
This pattern came from watching people use the first version of the agent at a hackathon.
The prototype returned verdicts like "FACTS," plus citations on tap. In practice, almost no one opened details unless it contradicted what they already believed.
That behavior pushed the design toward an even smaller surface: a persistent, low‑profile bar instead of a full extension popup.
The bar is deliberately pinned to the bottom.
You never lose your place in the article. The content doesn't shift. The bar can appear, update, and disappear without stealing focus.
Although the first use case is news and social content, the same form factor works on very different surfaces.
You're comparing flights. One option looks cheap, but something feels off.
Ask the agent: "Why is the $847 flight so cheap?"
SFO → NRT
Round trip · 1 passenger · Economy
$847
round trip
SFO
6:00 AM
1 stop · 18h 45m
NRT
+1 day
$1,247
round trip
SFO
11:30 AM
Nonstop · 11h 15m
NRT
+1 day
$923
round trip
SFO
2:45 PM
1 stop · 14h 30m
NRT
+1 day
$789
round trip
SFO
8:15 PM
2 stops · 24h 10m
NRT
+2 days
This is your bank statement (or a list of your transactions).
Ask the agent: "How much am I spending on subscriptions monthly?"
Get your answer: The agent scans the page and gives you the total immediately.
Recent Transactions
This month
Whole Foods Market
Groceries · Jan 18
-$87.34
Spotify
Subscription · Jan 15
-$9.99
Shell Gas Station
Auto & Transport · Jan 14
-$52.18
Netflix
Subscription · Jan 12
-$15.99
Uber Eats
Food & Drink · Jan 11
-$28.45
Figma
Subscription · Jan 10
-$12.00
Amazon
Shopping · Jan 9
-$34.99
Disney+
Subscription · Jan 8
-$7.99
Starbucks
Food & Drink · Jan 7
-$6.75
Adobe CC
Subscription · Jan 5
-$54.99
The pattern stays constant: a small surface, a fast verdict, optional depth.
Web Agent is a small concept for a web that answers back in the moment, not a minute later in another tab.
If agents are going to sit inside our browsers, they don't always need to be full copilots with their own workspaces. Sometimes they just need to tell you, quickly and honestly, whether what you're looking at is solid, shaky, or unknown, and then disappear.
If this resonated with you, I'd love to hear what you'd ask a five‑second agent on top of your own products.