Klappa flashcards

MCP server · hosted · v1.0.0 · app.klappa/klappa

Online · tested 1h agoNEW · 1h agoSeen in the registry 59m ago

Create and review spaced-repetition flashcards in your free Klappa decks from any AI assistant.

What it does

Klappa flashcards is an MCP server, a connector that lets an AI assistant use it as a tool. It is hosted: an assistant connects to it over the internet, nothing to install.

No capability identified yet from its description.

Facts come from the Official MCP Registry, as declared by the publisher. Capabilities are matched automatically (low confidence). None of this is a test of the tool.

At a glance

Hosted (remote)YES

Local installNO

Live checkOnline

Version1.0.0

PriceNot in the registry

First seen28 Oct 2026

Last checked59m ago

How to connect

As declared in the Official MCP Registry · hosted endpoint tested by Electra Index 1h ago (live check)

Hosted endpoint

https://mcp.klappa.app/mcp streamable-http

In Claude Code: claude mcp add --transport http klappa-flashcards https://mcp.klappa.app/mcp

MCP settings (Claude Desktop, Cursor and other MCP clients)

{
  "mcpServers": {
    "klappa-flashcards": {
      "url": "https://mcp.klappa.app/mcp"
    }
  }
}

Live check

Electra Index connected to the hosted endpoint 1h ago

ONLINE Klappa flashcards answered an MCP connection on 28 Oct 2026 and introduced itself as klappa-mcp 1.0.0 (MCP protocol 2025-06-18).

The server did not list its tools to an anonymous client.

What "online" means: the server answered an MCP connection at the time of the check. It is not a guarantee of security, quality or continuous uptime. How we test: we open an MCP session and ask for the tool list, as an AI assistant would. We never run a tool and never send a key. Checked every few days. Method

Is this your server? Monitoring Pro: a check every 30 minutes and an email within the hour when it stops answering. Launch offer: $39.99 once, for life.

Facts & evidence

Each fact shows where it was seen and when.

Fact	Value	Evidence	Source	Last confirmed
Hosted endpoint	https://mcp.klappa.app/mcp	DECLARED	SRC-001 Official MCP Registry	59m ago
Local install (package)	no	DECLARED	SRC-001 Official MCP Registry	59m ago
Remote access (hosted)	yes	DECLARED	SRC-001 Official MCP Registry	59m ago
Website	https://klappa.app/klappa-mcp	DECLARED	SRC-001 Official MCP Registry	59m ago
Registry status	active	DECLARED	SRC-001 Official MCP Registry	59m ago
Version	1.0.0	DECLARED	SRC-001 Official MCP Registry	59m ago
MCP server	yes	DECLARED	SRC-001 Official MCP Registry	59m ago

Change history

NEW28 Oct 2026
first seen in the index

Is this page accurate?

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Is Klappa flashcards still online?

Free alerts · no account

Do you run Klappa flashcards? Know when it stops answering

For publishers · optional

Its hosted endpoint can be monitored. Monitoring Pro connects every 30 minutes like an AI assistant, emails you within the hour when it stops answering, keeps a 90-day availability history and adds your answer rate to your badge.

Monitor Klappa flashcardsLaunch offer $39.99 once, for life instead of $9.99/month · All plans

Monitoring never changes a score or a rank.

Questions about Klappa flashcards

How do I connect Klappa flashcards?

Use the hosted endpoint https://mcp.klappa.app/mcp in your assistant's MCP settings. The exact settings are in "How to connect" above, as declared in the Official MCP Registry.

Is Klappa flashcards online?

Yes. Its hosted endpoint answered an MCP connection from Electra Index 1h ago.