MCP server

Mockmcp

io.github.K-Cupples/mockmcp

Checked 26 Oct 2026, 08:29 UTC · Connection failed

Hosted MCP endpoint with realistic fake data for prototyping agents. 12 tools, no setup.

Source

At a glance

Type

MCP server

Publisher

Not verified

Status

Failed last check

Sets up in

Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok

Last checked

26 Oct 2026, 08:29 UTC

Connect it to your agent

Add to CursorAdd to VS CodeVS Code Insiders

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http mockmcp https://mockmcp.io/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.mockmcp]
url = "https://mockmcp.io/mcp"

Gemini CLI

{"mcpServers":{"mockmcp":{"httpUrl":"https://mockmcp.io/mcp"}}}

Cursor

{"mcpServers":{"mockmcp":{"url":"https://mockmcp.io/mcp"}}}

VS Code

{"servers":{"mockmcp":{"type":"http","url":"https://mockmcp.io/mcp"}}}

Antigravity

agy mcp add mockmcp https://mockmcp.io/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"mockmcp","server_url":"https://mockmcp.io/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"mockmcp","server_url":"https://mockmcp.io/mcp"}

Browse

• GitHub tools
• Website monitoring
• GitHub and code hosting

Related MCP servers

• Jsonplaceholder
  JSONPlaceholder MCP — wraps JSONPlaceholder fake REST API (free, no auth)
• Mockbird
  Mock REST APIs, fake OAuth2/OIDC provider, uptime monitors + heartbeats, live badge/QR images.
• AgentsToolsHub
  156 paid-per-call JSON APIs for AI agents over x402: calculators, live data, crypto, security, dev.
• Alphaassay
  Fail-closed backtest/signal validation: overfitting, leakage, deflated Sharpe. NOT financial advice.
• Relin
  Send and receive webhooks, manage customer endpoints, and inspect and retry deliveries.
• GoMain
  Domain availability and prices from 40+ registrars, name checks, DNS setup, and a domain broker
• Dechonet
  30 security tools for AI agents: phishing links, exposure maps, DNS, SSL, PQC, history, pivots.
• Vinktar
  Error tracking for small teams and their coding agents.

Badge for your README

[![AptLynx](https://aptlynx.net/badge/io.github.K-Cupples/mockmcp.svg)](https://aptlynx.net/servers/io.github.K-Cupples/mockmcp)

Listing text is written by the maker; AptLynx lists tools and does not vouch for them. Find another tool · Browse by topic · For agents