MCP server directory

58869 public MCP servers from the official MCP Registry (25190 from verified domains, 33679 community). Search, filter, copy a setup snippet. Nothing here is installed by cosmic-mcp.

Community listing. Not installed or verified by cosmic-mcp. Check the source before you run anything.

Search servers

Search

Showing 151 to 180 of 25190

• 3DOptix

  com.3doptix/optical-design

  Optical design, simulation and analysis with GPU-powered ray tracing. Import from Zemax and CAD.

  Verified domain remotestreamable-http designmonitoring

• 3DPACK.ING — 3D Bin Packing

  ing.3dpack/bin-packing

  3D bin packing for freight in Claude & ChatGPT: cartons and pallets, the fit, a 3D plan in the chat.

  Verified domain ai-modelscommunication

• 3DPACK.ING — Container & Truck Load Planning

  ing.3dpack/container-loading

  Container load planning in Claude & ChatGPT: what fits, how full, a labelled 3D plan in the chat.

  Verified domain npmremotestdio ai-modelscommunication

• 3DPACK.ING — Load Planning

  ing.3dpack/load-planning

  Load planning for containers, trucks & pallets in Claude & ChatGPT, with a 3D load plan in the chat.

  Verified domain ai-modelscommunication

• 3DPACK.ING — Truck Load Planning

  ing.3dpack/truck-load

  Truck & trailer load planning in Claude & ChatGPT: what fits, how full, a labelled 3D plan in chat.

  Verified domain ai-modelscommunication

• 3Dsellers

  com.3dsellers/mcp

  Run eBay, Amazon, Walmart, Etsy and Shopify stores from your AI assistant. 120+ tools, no code.

  Verified domain remotestreamable-http ecommerce

• 3Dstudio.co AI Render Studio

  co.3dstudio.app/ai-render

  Turn a 3D model screenshot into a photoreal architectural render; change, relight, list renders.

  Verified domain remotestreamable-http ai-modelsimage

• 3GPP Scout

  com.3gppscout/scout

  Hosted 3GPP MCP server for Rel-15–20 TS/TR search. Index stays current.

  Verified domain remotestreamable-http search

• 3LT Mail & Fax

  com.3lgrouptechnology/3lt-letter-mail

  AI assistants send real USPS letters ($1 flat) and faxes ($0.50 flat) via MCP.

  Verified domain remotestreamable-http email

• 3Q PDF & SheetKit

  com.getwold/3q-pdf

  One-time purchase, no subscription: Windows PDF app with 36 offline commands and 8 Excel templates.

  Verified domain remotestreamable-http documentspaymentsspreadsheets

• 3RD

  com.get3rd.app/3rd

  Your brand's visibility in AI answers: trends, competitor ranking, cited sources and next tasks.

  Verified domain remotestreamable-http other

• 3TG Test Generation

  dev.3tg/mcp

  3rd Generation Testing (3TG) — generate deterministic test suites from Markdown spec tables via MCP.

  Verified domain remotestreamable-http testingdocuments

• 3dCMS

  info.3dcms/mcp

  Build a real 3D website by chatting: pages, models and text in space, published to a live URL.

  Verified domain remotestreamable-http other

• 3dstreet

  app.3dstreet/3dstreet

  Drive an open 3DStreet scene tab from Claude Desktop or Claude Code via MCP tool calls.

  Verified domain npmstdio ai-models

• 401k.loans: 401(k) loan and withdrawal calculators

  loans.401k/401k-loans

  401(k) loan true cost, loan vs. withdrawal vs. personal loan vs. HELOC, early withdrawal tax.

  Verified domain remotestreamable-http other

• 402-mcp

  dev.forgesworn/402-mcp

  AI agents discover, pay for, and consume any Lightning-gated API autonomously

  Verified domain npmstdio api-integration

• 402MCP.org — HTTP 402 & Agent Payment Registry

  org.402mcp/registry

  Decode HTTP 402 challenges (L402, x402, MPP) and choose agent payment rails from an open registry.

  Verified domain npmremotestdio api-integrationpayments

• 402cron

  com.402cron/402cron

  Paid cron for AI agents: we call your https URL on schedule, signed. No account, paid with x402.

  Verified domain remotestreamable-http automation

• 402lounge

  com.402lounge/mcp

  Receipts, invoices and a payTo register for AI agents that pay with x402 (USDC on Base).

  Verified domain remotestreamable-http finance

• 402oracle

  com.402oracle/402oracle

  Signed verification attestations for agent decisions: business, price, freshness, claim checks.

  Verified domain remotestreamable-http other

• 402post

  com.402post/402post

  Paid classifieds for AI agents: post a listing over MCP, pay with x402. No account.

  Verified domain remotestreamable-http other

• 402registry

  com.402registry/402registry

  Does an AI crawler see your site? Free registry lookup, x402 pricing; checks paid in USDC on Base.

  Verified domain remotestreamable-http scraping

• 404KIN FIELD Transaction Intent

  site.chatgpt.cv5gyqnshz.field-404kin/transaction-intent

  Token intent checks; no simulation/signing. Free trial ends 2026-09-25. No NFT required.

  Verified domain remotestreamable-http crypto

• 42min

  us.42min/meetings

  Scheduling for AI assistants: bookings, availability, meeting polls and routing forms.

  Verified domain remotestreamable-http calendarmaps

• 442ball

  com.442ball/442ball

  442ball's weekly football club Power Ratings, league strength, runs and greatest sides.

  Verified domain remotestreamable-http other

• 47620 Base + Polygon Data API

  xyz.47620/evm-data

  Pay-per-call Base and Polygon onchain data over x402 for AI agents.

  Verified domain npmremotestdio api-integrationcrypto

• 47620 Multichain Data API — onchain, crypto, utilities, x402 stats

  xyz.47620/multichain

  x402 pay-per-call: onchain data (Solana/Base/Polygon), crypto market, JWT/unit utils, x402 stats.

  Verified domain remotestreamable-http cryptoapi-integration

• 47620 Solana Data API

  xyz.47620/solana-data

  x402 pay-per-call Solana data + crypto market + JWT/unit utils for AI agents.

  Verified domain npmremotestdio cryptoapi-integration

• 4ai – premium .ai domains for sale

  ai.4ai/domains

  Search 254 premium .ai domains for sale, get free .ai value estimates and real .ai sales data.

  Verified domain remotestreamable-http crmsearch

• 4bl1ty

  com.4bl1ty/mcp

  Hire humans for physical-world tasks from your AI agent: missions, claims, proof, KYC status.

  Verified domain remotestreamable-http other

Source: the official MCP Registry (registry.modelcontextprotocol.io), refreshed daily, plus public GitHub data. "Verified domain" means the publisher proved the namespace's domain to the registry; it is not a review. Machine-readable: /v1/directory/servers.