---
title: "MCP Apps"
category: "tools"
aliases: ["MCP Apps", "MCP UI", "MCP-UI"]
sourceLabels: ["Official schedule", "Public YouTube metadata", "Transcript evidence", "Local slide OCR", "Topic synthesis"]
scheduleTracks: ["Search & Retrieval", "Context Engineering", "Design Engineering"]
scheduleRooms: ["Expo Stage 3 SW", "Track 3", "Track 8", "Track 6"]
---

# MCP Apps

## Why It Belongs
MCP Apps appears as a high-confidence tool, platform, model, protocol, product, or service in the AI Engineer World's Fair 2026 corpus.

This page records confirmed mentions and keeps them separate from broader inferred relevance.

## Confirmed Evidence

### Official Schedule
- [[2026-06-29-sam-parsons-how-paypal-enterprise-payments-handles-agent-initiated-payments-across-chatgpt-and-google-ai-mode]] — How PayPal Enterprise Payments handles agent-initiated payments across ChatGPT and Google AI Mode (track TBD / Expo Stage 3 SW)
- [[2026-06-29-liad-yosef-rebuilding-the-web-for-agents]] — Rebuilding the web for agents (Search & Retrieval / Track 3)
- [[2026-06-30-liad-yosef-mcp-apps-extending-the-frontier]] — MCP Apps - Extending the frontier (Context Engineering / Track 8)
- [[2026-06-30-dustin-mihalik-mcp-apps-give-the-model-data-give-the-user-a-ui]] — MCP Apps: Give the Model Data, Give the User a UI (Context Engineering / Track 8)
- [[2026-06-30-jeremiah-lowin-generative-ui-in-python]] — Generative UI... in Python? (Design Engineering / Track 6)

### Public YouTube Metadata
- [YouTube _xIwFcnHqp4](https://www.youtube.com/watch?v=_xIwFcnHqp4) — Building Interactive UIs in VS Code with MCP Apps — Marlene Mhangami & Liam Hampton, GitHub
- [YouTube hCMrEfPG2Yg](https://www.youtube.com/watch?v=hCMrEfPG2Yg) — Beyond Components: Designing Generative UI for MCP Apps — Ruben Casas, Postman
- [YouTube o-zkvb0iFDQ](https://www.youtube.com/watch?v=o-zkvb0iFDQ) — MCP UI: Extending the frontier — Liad Yosef and Ido Salomon, MCP Apps

### Resource Pages
- [[advanced-slide-logic-page-audit]]
- [[talk-video-transcript-map]]
- [[youtube-_xIwFcnHqp4]]
- [[youtube-hCMrEfPG2Yg]]
- [[youtube-o-zkvb0iFDQ]]
- [[youtube-sAOBXCDiDOs]]

### Slide/OCR Pages
- [[youtube-_xIwFcnHqp4-slides]]
- [[youtube-c-2eEv2ou7Y-slides]]
- [[youtube-hCMrEfPG2Yg-slides]]
- [[youtube-kR64LOqBBCU-slides]]
- [[youtube-o-zkvb0iFDQ-dense-slides]]
- [[youtube-o-zkvb0iFDQ-reconstructed-slides]]
- [[youtube-o-zkvb0iFDQ-slides]]
- [[youtube-sAOBXCDiDOs-slides]]

### Topic Pages
- [[agent-memory]]
- [[agent-security]]
- [[ai-sandboxes]]
- [[inference-engineering]]
- [[mcp]]

### Transcript Files
- `raw/sources/youtube-transcripts/_xIwFcnHqp4.txt`
- `raw/sources/youtube-transcripts/c-2eEv2ou7Y.txt`
- `raw/sources/youtube-transcripts/hCMrEfPG2Yg.txt`
- `raw/sources/youtube-transcripts/sAOBXCDiDOs.txt`
- `raw/sources/youtube-livestream-transcripts/htM02KMNZnk.txt`

## Confidence
High confidence for presence in the corpus. Interpret broader importance through the linked schedule, transcript, slide, and topic evidence.