Slides: MCP Apps: Primitives, discovery, and the Future of Software - Pietro Zullo, Manufact, Inc
Source Video
MCP Apps: Primitives, discovery, and the Future of Software - Pietro Zullo, Manufact, Inc
Relationship To World's Fair 2026
These slides are extracted from a public AI Engineer YouTube video connected to World's Fair 2026. Speaker-matched clips are supporting context unless later confirmed as exact session recordings; official livestream recordings are day-level/event-level source material.
Related Scheduled Sessions
- No individual scheduled session mapping has been assigned yet; treat this as an event livestream deck.
Extracted Slides

OCR text:
38 Manufact
Primitives, discovery, and why this
is how all software will be used
eee ine sv ecaton co sere ws comes

OCR text:
You know MCP. Do you know MCP Apps?
Everyone in this room knows what MCP is. Far fewer know
what MCP Apps are, how they work, how to build them,
and how to distribute them.
By the end of this talk you will know everything you need to join the race.

OCR text:
$$ Manufact are aR bee
Open-source SDKs and dev tools for MCP
MCP-USE to burid Inspector to test Manvfact +o ship
BMF ie TOK iin ora lina.

OCR text:
Apps are landing in the stores, fast
ChatGPT apps & Claude connectors over time ee ee

OCR text:
fee Cae . Cra Copane Toren ° Tag ee resterees
ON we at gone:
tee fe
The server exposes the Ulasau.://resource. The host renders it ina sandboxed frome and
relays too! input, results, and the widget's ca'ls back over JSON-RPC
Cg

OCR text:
Rendered by the host, inli
endered by the host, inline
Same MCP server, with a UI layer on top. «os om
The host renders the result inline.
Flp Without U1 / With Ul, and click the cards. siedlben veil veorchecatalene wien
Mere are the cucaing shoes under $25@: h
Le. Fraiidiazer Pro - S129. Cightweight trast curser.
3. Cleudstesde 2 $US5. Carly cosmicred road shoe,
4. Tespo Racer SEO. Rice-day Spred, einimal weight.
Regiy with the suater of tre stre you's lise to asd to pour cart,
7 4

OCR text:
$8 Manufact wanes
PART 2
Interacti imiti
The ui/* methods the widget and host exchange.

OCR text:
88 Manufact vaqwrttge g
e
ui/message
The App talks back into the conversation, : =
unprompted. A click in the Ul posts a Gazz»
message as if the user sent it. e- . __.
e Ceteteste 2 . . eennere
{ sendFol lowpte > usemidaet
nengtnt bmigessaaet ee Teepe Ra ee Dy Se a 28 omnne corecnre
e

OCR text:
OPENEDITORS
OUTLINE
TIMELINE
jonL1-79
00L1-118

OCR text:
OPENEOITORS
OUTLINE
TIMELNE
38.08s
92.erors
Clients
Anthropic/ClaudeAl100
Unknown C
envx-web0.10
claude-ai0.1.0
claude-code2.1.139
claude-code2.1170
claude-code 2.1.70
claude-code 2.1.177
claude-code2.1.181

OCR text:
I'll draw this for you. Let me first check the Excalidraw element format.

OCR text:
analytics overview and breakdowns
a foes
&

OCR text:
Manufact
SHOWCASE
Real MCP apps, in production
CLAUDE ·CLICK FOR FULLSCREEN
CHATGPT CLICK FOR FULLSCREEN
CURSOR
CLICK FOR FULLSCR
MANUFACT.COM

OCR text:
Manufact
SHOWCASE
Real MCP apps, in production
CHATGPT :CLICK FOR FULLSCREEN
CURSOR
CLICK FOR FULLSCRE
MANUFACT.COM

OCR text:
8 Monufact baat 3
e e e
Distribution
e
and discovery
A front door to your product that did not exist o year ago.

OCR text:
88 Monufoct Crate leet ion
The store is a new distribution channel
Getting listed makes installing your server
one click. The alternative is pasting JSON
into a config file, which most people never
will, an
- 3) 8
i 1 ¥
es
7 c
a

OCR text:
Be there, or get bypassed
© Paul Oreham © x
“s08u'q - Follow
Al apps are the new browsers.
@ Austen Aired @ BD suites
Any product used by humans More and more 'm jist opening an Al app {Claude Code
or Codex) and doing almost everything else on my
through a UI will need an MCP computer trom there
App version, or it gets bypassed S29 un 72, 2076 ©
by people who do everything 17K —@ Reply DP Copy ink
through agents. Reed nerreoies

OCR text:
38 Monufoct
Nobody wants to look
at your dashboard.
Ship an MCP App.
@ * @
Anat Ta GO k
Slide-Derived Subjects To Review
Subject extraction uses video title, related session titles/descriptions, transcript context, and OCR text when available. OCR is best-effort and should be reviewed against the embedded slide images.