MCP HeartbeatTHE MCP OBSERVATORY
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Evidence for your next connection.

Independent measurements of remote MCP servers. Every observation has a timestamp.

Read-only probes

DiscoveryServer directory

Remote MCP servers

Find a server for your workflow, with connection evidence you can inspect.

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1393 servers

Ordered by checks passedClear filters
Dated server measurements. The status describes the last probe or a listed authentication requirement. Checks that have not been measured are not failures. Open a server to inspect the evidence.
Server / capabilityLast probeMedian latencyChecks passedLast checked
Grupy

Summarize, search, and manage your own WhatsApp groups from any MCP client.

Developer ToolsCommunication & messaging

Requires authNot measured5 / 22Not checked yet
Hackle

Remote MCP server for the Hackle Admin API: experiments, feature flags, remote config, messaging.

Developer ToolsCommunication & messaging

Requires authOutdated checkNot measured5 / 22
HalloFelix von InsurMagic

HalloFelix von InsurMagic: AI phone & WhatsApp assistant for insurance brokers.

Developer ToolsCommunication & messaging

Requires authNot measured5 / 22
HammerTime

Generate Discord timestamps and manage your HammerTime bot settings.

Developer ToolsCommunication & messaging

Requires authNot measured5 / 22Not checked yet
Hevy (unofficial)

Create Hevy routines and analyze your training from chat. Unofficial; BYO Hevy PRO API key.

Developer ToolsCode & DevOps

Requires authOutdated checkNot measured5 / 22
HeyYumi

Find & book real Korean restaurants, hair & nail salons in any language, in-chat, across Korea.

OtherOther

Requires authNot measured5 / 22
Hollerdex: Website Contact Finder (Emails, Phones & Socials)

Hollerdex: a domain's public emails, phones and social profiles as one ranked contact card.

Developer ToolsCommunication & messaging

Requires authNot measured5 / 22Not checked yet
Hollerdex: Website Contact Finder (Emails, Phones & Socials)

Hollerdex: a domain's public emails, phones and social profiles as one ranked contact card.

Developer ToolsCommunication & messaging

Requires authNot measured5 / 22Not checked yet
HonkIO

Canadian SMS and email API for AI agents: send SMS and email, verify phones, handle CASL consent.

ProductivityCommunication & messaging

Requires authNot measured5 / 22Not checked yet
Hostilo

Publish websites from your AI chat: pages, ZIPs, 19 templates, versions, visitor and AI-bot stats.

OtherOther

Requires authOutdated checkNot measured5 / 22
Huddle

One encrypted chat for you, your people and your AI agents: Claude, Codex, Gemini, Goose.

Developer ToolsCode & DevOps

Requires authNot measured5 / 22Not checked yet
HumanPost

Create social drafts, queue approved posts, and track human posting and analytics in HumanPost.

Developer ToolsCode & DevOps

Requires authOutdated checkNot measured5 / 22
Hypamoon

Where AI lives: sites, apps, data, domains, email, payments and a phone line, live from your chat.

Finance & CryptoPayments & trading

Requires authOutdated checkNot measured5 / 22
iBlueText

Send iMessage, SMS and WhatsApp from a dedicated line, run text campaigns and read replies.

Marketing & SalesCommunication & messaging

Requires authOutdated checkNot measured5 / 22
iHatePosting

Draft, check and schedule posts to your social accounts from Claude, ChatGPT, Cursor or VS Code.

Developer ToolsAI / LLM tooling

Requires authOutdated checkNot measured5 / 22
InboxMCP

LinkedIn, WhatsApp, Telegram and Instagram inboxes, profiles and outreach for your AI assistant.

Developer ToolsCommunication & messaging

Requires authOutdated checkNot measured5 / 22
Invitt: Invitations, RSVPs, Planning

Plan an event in chat: venue ideas, RSVP deadline and past events, then email invites and RSVPs.

ProductivityCommunication & messaging

Requires authNot measured5 / 22
Jedi Collection Sort

Manage Shopify collection sorting by chat: strategies, assignments, and on-demand sorts.

E-commerceCode & DevOps

Requires authOutdated checkNot measured5 / 22
Jober (자버) KakaoTalk AlimTalk

Send KakaoTalk AlimTalk (카카오 알림톡), SMS (문자) and email campaigns in Korea from AI agents

ProductivityCommunication & messaging

Not measuredNot measured5 / 22Not checked yet
Kaption WhatsApp (Cloud)

Use WhatsApp from AI apps through the Kaption extension. OAuth 2.1 relay that cannot read messages.

Developer ToolsCommunication & messaging

Requires authOutdated checkNot measured5 / 22
Keeploop

Mail, Calendar, Messages, Notes, Contacts, Slack on your Mac for AI. Remote needs Pro or free trial.

ProductivityCommunication & messaging

Requires authOutdated checkNot measured5 / 22
Kite Discord Bot Builder

Build and fix Discord bots from a chat. Kite hosts them 24/7, with no code to deploy.

OtherCommunication & messaging

Requires authNot measured5 / 22Not checked yet
KreatorMesh

Schedule posts to 10 social platforms and check drafts against hook rules learned from your audience

OtherOther

Requires authNot measured5 / 22Not checked yet
Kyma API

Live model catalog with prices and measured uptime, rankings, credits and spend, spend-capped chat.

OtherMonitoring & observability

Requires authOutdated checkNot measured5 / 22

Automated measurements. Not a rating. Unmeasured checks are not failures. How to read the evidence