AI Plugin Index
MCP Tester
Verified · npm:@slbdnMCP server by islobodan · updated · ★ 0 · 565 downloads a week
Minimal MCP client implementation for CI/CD testing of MCP servers MCP Tester is published by npm:@slbdn from its verified domain in the official MCP Registry.
Last commit 13 days ago
MIT: permissive, fine for commercial use
Clear description, published package or server URL, original repository
No risky patterns in the files we checked
Install MCP Tester
Built from the published package, never by AIclaude mcp add mcp-tester -- npx -y @slbdn/mcp-testerRun in your terminal. Add --scope user to use it in every project.
{
"mcpServers": {
"mcp-tester": {
"command": "npx",
"args": [
"-y",
"@slbdn/mcp-tester"
]
}
}
}Settings, Developer, Edit config. Paste into claude_desktop_config.json and restart.
{
"mcpServers": {
"mcp-tester": {
"command": "npx",
"args": [
"-y",
"@slbdn/mcp-tester"
]
}
}
}Add to ~/.cursor/mcp.json (all projects) or .cursor/mcp.json (this project).
{
"servers": {
"mcp-tester": {
"command": "npx",
"args": [
"-y",
"@slbdn/mcp-tester"
]
}
}
}Add to .vscode/mcp.json. VS Code uses "servers", not "mcpServers".
codex mcp add mcp-tester -- npx -y @slbdn/mcp-tester{
"mcpServers": {
"mcp-tester": {
"command": "npx",
"args": [
"-y",
"@slbdn/mcp-tester"
]
}
}
}Add to ~/.gemini/config/mcp_config.json (all projects) or .agents/mcp_config.json (this project).
gemini mcp add mcp-tester npx -y @slbdn/mcp-testerGemini CLI was replaced by Antigravity CLI in June 2026 and remains only for enterprise licences and paid API keys.
MCP servers run with your permissions and can read what you give them access to. Some need an API key: check the README and add it under env in the mcp-tester block.
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Security check
ANo download-and-run commands, hidden instructions or signs of sending keys out were found.
Checked automatically: README.md, package.json. This looks for known risky patterns and is not a full audit. How grades work
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MCP Tester: common questions
How do I install MCP Tester?
In Claude Code run claude mcp add mcp-tester -- npx -y @slbdn/mcp-tester. For Claude Desktop, Cursor and VS Code, paste the config shown above and restart. See the install guides.
Is MCP Tester the official server?
MCP Tester is published by npm:@slbdn from its verified domain in the official MCP Registry.
Is MCP Tester free?
The code is published under the MIT licence. The service it connects to may have its own pricing.
Is MCP Tester safe to use?
It scores 80 of 100. Grades: maintenance A, licence A, quality C. Security check: grade A, no risky patterns found in the files checked. Review the code before you install. How grades work.
What are alternatives to MCP Tester?
Similar MCP servers: Azure MCP Server, Omnara, mcp, Superlog.
Does MCP Tester work with ChatGPT?
Not directly. It runs locally, and ChatGPT only connects to remote servers with a URL. Use it in Claude Code, Claude Desktop, Cursor, VS Code or Codex.