# MCP Apps

Hacker Approved page: https://hackerapproved.com/p/mcp-apps/

9 people recommended MCP Apps in Hacker News comments and 3 criticized it, November 2025 to October 2026. It was recommended in 5 of 12 months, in 8 threads. It does not meet the Hacker Approved badge rule.

**Verdict:** Lets MCP servers provide interactive UI components inside chat apps, making connectors usable there. Critics say it may splinter the MCP ecosystem and is still immature.

Summary written by Claude from 16 comments. It was written before the November 2026 recount, and 15 of those comments still count.

## Why people recommend it

- Interactive UI inside chat apps (2 comments in the sample): "MCP Apps are the only way to build a connector that's actually usable from
inside the Claude and ChatGPT apps." ([source](https://news.ycombinator.com/item?id=49564115)) "a specification for how third-party apps can generate UI components in their response" ([source](https://news.ycombinator.com/item?id=46553190))
- Seen as where MCP is heading (2 comments in the sample): "Now MCP Apps are here and they could mean way more for MCPs than it seems at first." ([source](https://news.ycombinator.com/item?id=47143274)) "This is where MCP is heading." ([source](https://news.ycombinator.com/item?id=46123430))
- Powerful and exciting for MCP (2 comments in the sample): "I'm pretty excited about what this brings to the table as well." ([source](https://news.ycombinator.com/item?id=49793420)) "MCP Apps can be extremely powerful" ([source](https://news.ycombinator.com/item?id=46027098))

## What people warn about

- Seen as serving one vendor's needs (2 comments in the sample): "The approach that OpenAI has taken is not better - it is simply a mechanism to create some sort of app store" ([source](https://news.ycombinator.com/item?id=46023570)) "an immature version of a standards extension that mainly caters to their needs" ([source](https://news.ycombinator.com/item?id=46023052))

## Other agent communication protocols people recommend

- [A2A (Agent2Agent) protocol](https://hackerapproved.com/p/a2a-protocol/): 9 recommend, 4 mixed, 18 criticize
- [Murmur by InstaVM](https://hackerapproved.com/p/murmur/): 7 recommend, 4 mixed, 0 criticize
- [Bindu](https://hackerapproved.com/p/bindu/): 5 recommend, 0 mixed, 0 criticize

## The badge

A product earns the Hacker Approved badge when at least 10 people recommend it, recommenders outnumber critics at least 2 to 1 (mixed feelings count toward neither side), it was recommended in at least 4 of the 12 months and in at least 5 different threads, and no single thread supplies more than half of the people who recommend it. Health and money products are never badged.

## Cite as

Hacker Approved, "MCP Apps", https://hackerapproved.com/p/mcp-apps/ (9 recommend, 0 mixed, 3 criticize; Hacker News comments, November 2025 to October 2026).

Counts updated 2 Nov 2026, with data through October 31, 2026.