MCP Server Directory

Ethereum mainnet JSON-RPC paid per call in USDC on Base. No account, no API key: the wallet pays.

GeniusFlow Evidence io.github.Kaydeep0/geniusflow-federation

Re-check pinned sources, package and cite. Live Federation MCP. No account.

Licita io.github.gastonrey/licita-app

Spanish/EU procurement intelligence for agents; x402 or prepaid credits.

GC Airport Transfers com.gc-airporttransfers/booking

GC & Brisbane airport + cruise transfers: quotes, availability; pay by emailed link. OAuth.

The drift harness as an MCP server. Offline, no key — a fixed reference an agent checks against.

Real quantum circuit simulator, VQE, molecular Hamiltonians, QM/MM forces, and MD via 21 tools.

Brototype MCP Hub — Query Brocamp Data

Tapercraft — VHS Label Maker org.texs/tapercraft

Compose printable VHS, DVD, cassette, CD and vinyl packaging from any movie, show, or album.

Operate and build n8n: 61 tools, 560-node catalog, validation, autofix, snapshots and backups.

api com.greencalculus/api

Sourced carbon emission factors + audit-traced calculations an AI can cite.

Wraps the WorkspaceGuard CLI as a single generic MCP tool for workspace usage checks.

CUDA-Q docs, API reference, and runnable examples for AI agents, pinned to your installed version.

rental-review co.truerent/rental-review

Free professional review of a contractor's equipment rental invoices. Referral and intake only.

Search, build and manage Inflectiv datasets and AI agents, plus ChainAware on-chain intelligence.

structured-output-mcp-agent-instructor ai.getvda/structured-output-mcp-agent-instructor

Structured Output MCP Agent (Instructor)

Simulated investment committee: 27 investor lenses read the same filings, debate, and a PM decides.

Checkout Page com.checkoutpage/checkout-page

Create and manage checkout pages, event ticketing, forms, customers, payments and subscriptions.

Typed access to monitored competitive changes, evidence, dossiers, research, and collection health.

Prefeitura SP São Paulo: 2ª Via da Taxa de Elevadores io.github.mcp-dir/pref_sp_sao_paulo_tx_elevador-mcp

Prefeitura SP São Paulo: 2ª Via da Taxa de Elevadores, official-source lookup. Platform-hosted, pay

Strunk io.strunk/google-docs-comments

Publish drafts to Google Docs for review, then revise and resolve reviewer comments in your AI tool

Tribunal TJSP: Consulta Processual Unificada (Eproc) io.github.mcp-dir/tribunal_tjsp_eproc_unificada-mcp

Tribunal TJSP: Lookup Processual Unificada (Eproc), official-source lookup. Platform-hosted, pay per

Spotify Web API MCP: playback, library, playlists, search, podcasts. Not affiliated with Spotify.

Mob io.github.benkaiser/mob

An AI-first personal CRM you run in natural language: contacts, reminders, notes, and more.

On-chain price oracles: Chainlink (5 chains) + Pyth, staleness-flagged, no forced RPC key.