MCP 服务器目录

SigRank benchmark MCP: cascade metrics, leaderboard, operator profiles, simulation, diagnostics.

The agentic email signature platform: one saved signature for your people and your AI agents.

E-signature API: send documents for signature, track envelopes, get signed files.

Audit and build email signatures that survive Gmail, Outlook desktop and Apple Mail.

Search Signed's public angel investor directory by sector, check size, or keyword. No login needed.

Angel investor portfolio, startup deal pipeline, and CRM data from your Signed account.

Send documents for e-signature, track signing status, and download signed PDFs. No API key required.

Non-binding car insurance estimates from Sigo Seguros, a licensed agency, not a carrier.

Query contacts, companies, relationships, and communication metrics from SigParser.

Catálogo, precios, artículos, compliance y datos de Siigo por país, en vivo para agentes de IA.

Documentation for the Spektralwerk spectrometer SCPI API as a streamable HTTP MCP Server

Terminal for AI agents on AI & chip stocks: who owns, buys, sells — every figure from SEC filings.

Directory rating websites on AI-agent-friendliness. Search, lookup, and submit.

Bible translations, books, chapters, verses, and search

Search rights-cleared news and video from entitled publisher catalogs.

Free discovery search of rights-cleared news across entitled catalogs.

Run transparent giveaways on Instagram, X, TikTok and YouTube posts. Draw in your browser.

Hosted MCP server for inbox health, reporting, and warmup operations.

Send a fax from Claude, ChatGPT, or Cursor. Upload a PDF, pay, get delivery status.

Render, validate, encode/decode PlantUML diagram-as-code; 22 diagram types. Free, no auth.

Sinh Vũ Studio (Vietnam brand design): services, sectors, cases, price bands, articles. Read-only.

A digital audit for small-business websites: a score out of 100 and the main problems.

Monitor and maintain client WordPress sites: updates, uptime, PHP errors, performance and reports.

Check which AI crawlers a site allows and see pages the way AI crawlers do. Free, read-only.