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MCP Lab

visualstudio.comTesting & QA

No liveness check has reached it yet; it is registered on the VS Code Marketplace and has been in the index since 20 Sep 2026. How this is checked

MCP Lab is a VS Code extension for exploring and testing Model Context Protocol servers. It provides schema-driven execution forms, protocol tracing, automated tests, diagnostics, debugging tools, and security scanning for MCP developers.

Inferred · not functionally tested

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Overview

6 features

Purpose: Helps developers inspect, execute, test, debug, and assess the security of Model Context Protocol servers.

Inferred · not functionally tested

Audience: developers building and testing MCP servers

Inferred · not functionally tested

Functions: monitoring, analytics

Inferred · not functionally tested

Interfaces: API: unknown · MCP: indicated (inferred, not tested) · CLI: unknown · Self-hosting: unknown

Recorded constraints: pricing: free · license: Proprietary · platforms: WEB · deployment: browser, windows, macos, linux

Constraint provenance is unknown; confirm requirements with the publisher.

Record sources: unknown.

MCP Lab is a Testing & QA project. Inferred · not functionally tested: It helps developers inspect, execute, test, debug, and assess the security of Model Context Protocol servers. Inferred · not functionally tested: MCP Lab is an open-source project aimed at developers building and testing MCP servers. Basis unknown · not verified: It is available for free. Basis unknown · not verified: MCP Lab is available on the web, Windows, macOS, and Linux.

It is developed by Sarath Kumar, and it first shipped in 2026. Inferred · not functionally tested: Among its 6 catalogued features are schema-driven forms, protocol tracing, and automated tests. Basis unknown · not verified: Catalogued interfaces include an MCP server.

Summary written by a language model from the project’s public pages.

Tasks: Inferred · not functionally tested

  • Schema-driven forms
  • Protocol tracing
  • Automated tests
  • Server diagnostics
  • Security scanning
  • MCP execution

Topics: Inferred · not functionally tested

Tags
mcp-server-testingprotocol-inspectionschema-driven-testingsecurity-scanning

JSON profile · Text profile · Access guide

Built with & integrations

Connectors
MCP
Runs on
BrowserWindowsmacOSLinux

Trust & compliance

Public signals
HTTPSFree tierStore listing found

Indexing history

1

What PulseGate has recorded for this listing

  1. Indexed20 Sep · 22:06 UTC
    MCP Lab — MCP Inspector & Testing seen via VS Code Marketplace
    Source: VS Code Marketplace · Open

Frequently asked questions about MCP Lab

What is MCP Lab?
Inferred · not functionally tested: MCP Lab helps developers inspect, execute, test, debug, and assess the security of Model Context Protocol servers. It is catalogued under Testing & QA on PulseGate.
Who should use MCP Lab?
Inferred · not functionally tested: MCP Lab is an open-source project built for developers building and testing MCP servers.
Is MCP Lab free?
Basis unknown · not verified: Yes — MCP Lab is free to use.
What platforms does MCP Lab run on?
Basis unknown · not verified: MCP Lab runs on the web, Windows, macOS, and Linux.
Is MCP Lab still maintained?
Unverified. MCP Lab has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
What are alternatives to MCP Lab?
Similar projects tracked by PulseGate include MCP Compliance, mcp-mcts, and mcp-failure-lab.MCP Compliancemcp-mctsmcp-failure-lab
Who makes MCP Lab?
MCP Lab is developed by Sarath Kumar.
When did MCP Lab launch?
MCP Lab first shipped in 2026.

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