Slides: MCP UI: Extending the frontier — Liad Yosef and Ido Salomon, MCP Apps
Source Video
MCP UI: Extending the frontier — Liad Yosef and Ido Salomon, MCP Apps
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:
€3 Braintrust €} WorkOS OpenAl
OCR text:
Saco
Liad Yosef
Collaborator @ MCP-UI
Co-creator & Maintainer @ MCP Apps
Co-founder @ era labs
Bs Kd * @liadyosef QO)liady in liadyoset
Google DeepMind
OCR text:
We're used to text, but -
#3 Braintrust €) WorkOS OpenAl
OCR text:
@ rene ron me rv cornes
Se
Pel a
EE aD
aaa
, a
bd
ree
ED GED
= fs .
= Ed a -
| AlEngineer |
Sele) a
OCR text:
~ \pen protocol te
3 ae” = een Pe Ue ek
ae =_ | ahd standardize Ui-to- Hc
oa 4 j — ra aera)
el ye Ca
7 easy adoption
oO mo —_— a
OCR text:
TheFork@) monday...
lIElevenLabs GZ ost *«K
Ca sire ify Sopot
= , ce) LB
| AlEngineer |
OCR text:
mae, Sam Morrow © - 20 2 Connect -"
Sern Jotterare Engineer am Gad
30 - fered - ©
two new GitHado MCP features I wanted 10 HIGHFGNE 7
= we shipped an finsiders server URL $0 you can opt into feature prowiews opilot supports MCP Al i
eh % = we shioped MCP Apps on insiders (pictured) ee ie
ra i‘ : :
Pe r Try Rout, instructions and fecaback here: https:f/inkd.1/eQ7g2NoF .
ra ra 5 -
ras Should we release ths? LMK.
Times --
@ arn Morrow - . .
—
Oreos -
~ eastas ae *
e- bs |
Gia matte ” -« an At
? pa eel ———- xs PRU een aaakcec sn mcs
ce | a :
= P OB Aaron Koevunen and $8 others 43 comments + 6 reposts
Al Engineer
EUROPE
OCR text:
, f pa ee ,
Sam Mor er alo OE Breen) 9 ra
bxcal draw in Claude MCP Apps nade by one of the main engineers bee
oan BIRR E LOE: Tse ,
re a ea
- we's! =e oO rans
= we Sth ters 08 a .
a rote —
bf bd Try it} Goose US : a 7 a
Sg * ours a stent es
i] ©
| co J = on i
d . a ,
0407408 FA ah O % .* y
eo) sae
{= ny a PreK ;
io] tad ¢ ee 5 y
a
| Al Engineer |
OCR text:
—_ |
@hremen Qa 9g
ate Kukuy o Prete vee rweerend ‘Weted Decesly untested ue bebe paps _ ,
@ =
‘ MCP Apps
nae MCP APPS : ‘ po = ne
The future of 7 ne) Fe
-— ___ chat interfaces al ~we.
A ; et OR oe ca Gal
+
* a : 7 4 |< |
, —_ * Se az
sand - - ne was announced 4
Y ; \ 4 area a oe >
, 7 \ y _
re aad
re : ;
ee oa i oy na
| re tee «
| ie] fa y wont
~
Engineering the future of Al
OCR text:
Core Concepts
c
Engineering the future of Al
OCR text:
Pease create the best piaytiat ever
%
Pel
acc —
* Ad Gi ”
a *
CX
Tela 1g
| AlEngineer |
SU Xela
OCR text:
‘« Afternoon, Ido Salomon
a a?
| Engineering the future of Al
OCR text:
MCP-UI Architecture
ra * =f
. ‘ Model WS “Ss
y “0p, MCP Server
“G
Sandbox
i Ld Host
| Al Engineer |
a0) te) aa
OCR text:
MCP-UI Architecture
2) Tool Call
r Pane a in 3) Resource ae “Op,
‘ . ° NY resource x
( ; - 7 [elo Tar Ug
Sandbox
td Host
Engineering the future of Al
OCR text:
Applications no longer own the user journey
AIE
e)buddous
window.parent.postMessage(
type:notify"
payload:
message:
"cart-updated"
Reply to Claude.
Rerch
AIEngineer
EUROPE
OCR text:
new software flow
~ —— — . 28 der
| ed a Re ee
. SOSESE ene
Ps ' 7 7 )
Engineering the future of Al
OCR text:
Andrew Harvard
@aharvard
comingsoon in @goose_oss:MCPApps caninherit styles
Specchangesare
reflected inthe
Host Styles Inspector
AIE
SDK,andare
adopted quickly
bythecommunity
4:26PM-Feb23,2026-10.1KViews
Engineering the future of Al
OCR text:
Reusableviews
(0 Caled tool
APSAop
AIE
dig further intoit
forexamgle
AIEngineer
EUROPE
OCR text:
rene
are
bg ad
* a bd
= Pan
n e
| AlEngineer |
See) a
OCR text:
App Tools(WebMcP-like)
Spotfy
HUNTR/X
Aetist
AIE
Huntrjx-All songs
N1N1(e) + Pay/ist
Goiden
UNTRX, EJA
How it's Done
Golden
UNTRX,
AIEngineer
EUROPE
OCR text:
mlb
Predefined Ul Declarative UI Te
ete °
BES:
# 0 he
oe - ee eee
= |
Engineering the future of Al
OCR text:
mel IN,
Predefined UI Declarative UI Generative UI
eee saaiaed else ~~ cats nineenss
fe a
B42. a
ey hy
4 — [™ :
Engineering the future of Al
OCR text:
Interopera
AlEngineer
EUROPE
other Ul p
KUIACO
A2UI,AG-UI
AIEngineer
OCR text:
a -
- ioe ae
ne
Engineering the future of Al
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.