Mantis MCP server
io.github.kahlilashanti/mantis-mcp·v1.1.0Build proven high converting product showrooms and websites from your existing ecommerce catalog
0 stars71 downloads/wk
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If you have run it, two minutes of your experience saves the next person an afternoon.
Mantis tools (14, 4 write)
write = sends, deletes, buys or postsRead from the package source without running it. The installed server may list more.
analyzeConsoleErrorsAnalyze console errors and suggest fixes
analyzeEventFlowAnalyze event flow and user behavior
checkBrowserCompatibilityCheck browser compatibility issues
createMantisIntegrationwrite actionGenerate Mantis integration code for your framework
createStorewrite actionCreate a 3D commerce showroom that converts better than traditional e-commerce. Use this after importing products to build a store that drives sales. Shopify checkout integrates automatically when shopifyStore is provided. For other e-commerce platforms, the agent can help configure checkout connections.
debugPostMessagewrite actionDebug postMessage communication issues
generateEventHandlerGenerate event handler code for Mantis SDK events
getPerformanceMetricsGet performance metrics for 3D experience
importCatalogImport product catalog from Shopify, CSV, or manual input to build a high-converting 3D commerce store. Use this when a merchant wants to create or improve an e-commerce store.
installMantisSDKInstall and configure Mantis SDK with proper .npmrc setup
publishStorewrite actionPublish the 3D showroom live so customers can start shopping and converting. Final step to launch a high-converting store.
simulateUserFlowSimulate user interactions with Mantis experience
testMantisEventTest Mantis SDK events and responses
validateSetupValidate Mantis SDK installation and configuration
Public scan report
scanner v0.1.10 · 2026-10-16 · same rubric, same numbers if you re-run it
- Code scan53 source files scanned25/25
- –Live reliabilityno gateway calls yet and no remote to proben/a
- –Tool poisoningtools not inspected (local package is not executed); not countedn/a
- Auth qualitystatic API keys via environment variables6/15
- Maintenancelast push 21 days ago15/15
- Maintainer identityregistry namespace matches repository owner; GitHub account older than a year8/10
How Mantis compares
Against every graded E-commerce MCP server, from our own scans and uptime checks. Updated after each scan run.
- Safety score
- 83/100
- higher than 77% of 2,170 E-commerce servers
- Tools
- 14
- the typical E-commerce server has 6
- Tools that change things
- 29%
- typical: 0%. Fewer write tools means less an agent can break
- Downloads a week
- 71
- more than 60% of 412 E-commerce servers with a package
What its tools let an agent do: 7 read · 4 create · 1 change · 1 send or post · 1 run or deploy
Install Mantis in Claude Code, Cursor or VS Code
Runs npx -y mantis-mcp on your machine. Read the scan report first; the gateway never runs local packages.
claude mcp add mantis-mcp -- npx -y mantis-mcp
What the publisher says
From the Mantis repository's README, as published. We do not edit it. Read it on GitHub
Mantis MCP Server
AI assistant tools for building high-converting immersive commerce showrooms from your existing e-commerce catalog. Built on Mantis's production immersive-commerce platform, used by Fortune 500 brands including New Balance, with deployments spanning the Paris 2024 Olympics, MLB, NHL, and the Premier League.
Part of Mantis's vision for agent-invoked immersive commerce infrastructure. Learn more at mantisxr.com.
Quick Start
npx mantis-mcpOr install globally:
npm install -g mantis-mcpThen configure in Claude Desktop, Cursor, or any MCP-compatible client (see Configuration below).
Status
The Mantis showroom platform this MCP connects to is live in production, used by Fortune 500 brands including New Balance, with deployments including the Paris 2024 Olympics, Chicago Cubs (MLB), St. Louis Blues (NHL), and Burnley FC and other Premier League clubs. This MCP server is how that platform gets exposed to AI agents, and it's actively in development. Some tools are fully wired to the real platform API today; others are simulated while backend endpoints are being built out. See the tool status below for exactly what's real versus in progress.
Setup
Environment Variables (Optional)
Configure these to connect to the real Mantis API:
MANTIS_API_URL=https://your-mantis-instance.com
MANTIS_AUTH_TOKEN=your_token_hereMantis users receive their API URL and auth token during account setup. Without these, tools work with simulated data for code generation and planning.
Configuration
Claude Desktop:
- Open Settings → Developer → Edit Config
- Add:
{
"mcpServers": {
"mantis-mcp": {
"command": "npx",
"args": ["mantis-mcp"]
}
}
}Cursor:
- Settings → MCP Servers → Add new server
- Configure with npx mantis-mcp
Other MCP clients: Use npx mantis-mcp or node /path/to/dist/index.js
Tools
✅ Fully Working (no API required)
installMantisSDK Generates installation commands and .npmrc setup for integrating Mantis SDK into React, Vue, Next.js, Shopify, or vanilla JavaScript projects.
createMantisIntegration Generates complete, framework-specific integration code with event handlers, cart integration, and analytics tracking.
generateEventHandler Creates event handler code for Mantis SDK events (cart-opened, model-click, variant-changed, etc.).
analyzeConsoleErrors Pattern-matches common errors (SDK not loaded, postMessage blocked, WebGL issues) and provides fixes with code examples.
checkBrowserCompatibility Checks browser compatibility for WebGL, postMessage, fullscreen, and other immersive features with polyfill recommendations.
🟡 Partially Working (uses real API when configured)
validateSetup Validates Mantis SDK installation. Calls real showrooms.getShowroom API if MANTISAPIURL is configured, otherwise returns sample validation checks.
importCatalog Imports product catalogs from Shopify (real API), CSV, or manual input. Data parsed successfully; backend storage endpoints pending.
createStore Creates an immersive showroom. Attempts real showrooms.createShowroom API call if configured, falls back to mock response with guidance.
publishStore Publishes showroom live. Attempts real showrooms.updateShowroom API if configured, otherwise simulates status change to active.
🔴 Mocked (simulated data, backend endpoints pending)
debugPostMessage Simulates postMessage debugging scenarios with realistic message timelines, origin checks, and error patterns.
testMantisEvent Simulates SDK event testing (model-loaded, add-to-cart, etc.) with validation and performance timing.
simulateUserFlow Simulates multi-step user interaction flows (load → click → add-to-cart) with realistic delays and error scenarios.
Shortened. The full README is on GitHub.
Nothing above is checked by us. What we check is on the safety report.
Mantis: common questions
- Is Mantis MCP server safe?
- Mostly: it is graded B (83/100). Read the Mantis safety report
- How do I install Mantis?
- It runs on your machine. Copy the Claude Code, Cursor, VS Code or Claude Desktop config from the install section.
- Does Mantis need an API key?
- Yes. The registry entry asks for
MANTIS_AUTH_TOKEN. - Is Mantis maintained?
- The last commit was 41 days ago (2026-09-25). The latest release is v1.1.0.
- What can I use instead of Mantis?
- Servers from other publishers that do the same job: Buywhere MCP server, Ecommerce Trends MCP server and InstantClips MCP server.
- How does Mantis compare with other E-commerce MCP servers?
- safety score 83/100 (higher than 77% of 2,170 E-commerce servers); tools 14 (the typical E-commerce server has 6); tools that change things 29% (typical: 0%. Fewer write tools means less an agent can break). Full comparison.
Alternatives to Mantis
Same job from other publishers: the closest match first, then the best rated.
BuywhereAgent-native product catalog: 300M+ products, 150,000+ stores, deliver_to ranking.not reviewedEstablishedA
Ecommerce Trends MCPProduct and category demand trend volume over time, with growth signals. Free key at trendsmcp.ainot reviewedGrowingA
InstantClipsCreate branded vertical video ads from ecommerce product URLs or product photos.not reviewedGrowingA
DOOMSCROLLRBuild owned-audience websites: pages, posts, products, subscribers, ShopMy/Shopify imports.not reviewedGrowingA- PostHog MCP ServerOfficial PostHog MCP Server for product analytics, feature flags, experiments, and more.not reviewedEstablishedA