NormAPI
55FairValidate and generate German e-invoices (XRechnung, ZUGFeRD) against the official KoSIT rules.
RegistryRemote
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ChatGPT MCP servers
Servers that can be installed in this client.
25,734 servers
E
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ChatGPT connects to remote MCP servers over streamable HTTP or SSE. Local stdio servers need a client that can spawn a process.
Remote URL (developer mode)Remote URL (developer mode)Remote URL (developer mode)Servers that can be installed in this client.
25,734 servers
Validate and generate German e-invoices (XRechnung, ZUGFeRD) against the official KoSIT rules.
Analyze, audit, fix and diff HTML, MJML, Maizzle and React Email across 21 email clients.
Turn any public webpage into JSON with AI, save it as a live JSON API, and call it from your agent.
Read-only Polymarket sports and esports data: wallet grades on settled P&L, large trades, markets.
Cited Australian tax answers from 34,500+ ATO documents, legislation and public rulings.
EU company registry lookup: 16 countries incl. Lithuania (JAR: identity + legal status).
Let your agent chase the documents: create, chase, read and collect DokuTrak Document Requests.
Author rules from policy docs, then decide: a Rete engine gives the verdict, an LLM explains why.
One MCP server for the whole freelancer office: time tracking, price watching, spreadsheets and
Write a freelance service contract: scope, deliverables, rate, termination, liability, signatures.
Bitcoin Barometer: Heat Score, BTC price, ten indicators and daily history. Read-only.
IMPACT: 8 B2B positioning and messaging tools by Helix GTM Consulting
Zenrows MCP server — Fetch, Extract, Batch, and Browser Sessions for AI coding assistants
Tailor a resume and write a cover letter as real Word .docx files from facts you stored once.
Mailboxes for AI agents: create addresses, send, receive, thread and hand off email.
Headless CMS for sites built with AI: model content, import it, wire the site, verify.
Buyer-side trust oracle + capped sessions for x402 agents: verified_route, receipts, 17 free tools.
A design harness for AI coding agents: design systems, design principles, icons and UI review.
Manage your AceData Cloud account: services, pricing, APIs, docs, balance, usage, keys & orders
Go-to-market tools for AI agents: publish and schedule posts, find customers, SEO, outreach.
Check packages for CVEs, slopsquatting, and CISA KEV before your AI agent installs them.
AI model releases, price changes and deprecations in one feed: chat, embedding, speech, video.
Read-only library of 24 defensive cybersecurity skills: ATT&CK, ATLAS, DFIR, CTEM and more.
CloudBase MCP: DB, functions, storage, hosting via @cloudbase/cloudbase-mcp