"Web search services that don't require an API key" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
Hosted email MCP for your own Gmail, Outlook.com, Microsoft 365, iCloud or IMAP inbox: read, search, draft, reply in thread, forward and file mail. It moves or flags up to 500 messages in one call, and a send leaves exactly one copy in Sent. A calendar is a separate connection, and connecting one adds diary and scheduling tools.
Read-only MCP server for short-term rental owners in Poland. Query reservations, availability, pricing, guest reviews, and monthly stats via 10 tools. OAuth 2.1 with PKCE or static Bearer token.
Reassign: a circular 24-hour calendar and time-tracking copilot with ADHD-friendly scheduling.
Calm day planner for designers and freelancers. Read, add, time and move your tasks from Claude.
Search, summarize and organize your WhatsApp chats from Claude, ChatGPT or Cursor: contacts, groups, labels, notes, reminders and scheduled messages. Tool calls run in the Kaption extension for WhatsApp Web (Chrome, Edge) or the Kaption desktop app, which must be open. Sign-in is OAuth 2.1 with a code sent on WhatsApp. No send-now tool. Setup: https://kaptionai.com/mcp/
See your salon's free slots, appointments, stylists, services, clients, quotes and payments.
Free hosted MCP server that connects ChatGPT and Claude (claude.ai, Claude Code) to multiple Gmail, Google Calendar, Google Drive (read-only) and Google Contacts accounts, Slack workspaces and Notion through one connection URL. Search, read and act across every connected account at once, with a memory shared across your AI assistants. OAuth sign-in. Outlook / Microsoft 365 are not supported.
Gmail, Outlook, Drive, OneDrive and calendars for AI agents. Many accounts, one endpoint, audit log.
250,000+ real, local, future events, ranked for the signed-in person. Free to connect.
Time and date math for AI agents: Unix timestamp conversion, DST-correct time zone conversion, durations, epoch arithmetic, cron schedules, and holiday countdowns. Eight tools, no key.
Calculate API and subscription costs, meeting time zones, recurring schedules and cron matches.
Answer small-business customer questions from FAQs, list open appointment times, and book them.
Find free times at Gaplessly businesses on a plan with AI booking, then get a link to book.
Search clients, appointments, intakes, notes and invoices in IntakeQ, and book or cancel visits.
Hosted MCP server for the Healthie EHR & telehealth API: patients, appointments, charting, tasks.
Ground truth for Jewish life: kosher checks, places, menus, providers, events, Shabbat times.
Book with ES Luxury Auto Detailing: services, prices and open times. No key needed.
Book with Enhanced Intelligence LLC: services, prices and open times. No key needed.
English blog + agentic workflows architect profile (Paris): search, full text, projects, booking.
Public holidays (UK, US, DE, FR), tax-year dates and DST switches for 2026-2028.
