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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396 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
Formbricks MCP by usefulapi

Read survey responses and manage contacts, webhooks, teams and organisation users.

Developer ToolsAutomation & workflows

Outdated check127 ms14 / 22
BulkSMS MCP by usefulapi

Read BulkSMS messages, replies, profile and webhooks; send SMS to up to 10 numbers.

ProductivityAutomation & workflows

Outdated check133 ms14 / 22
Drivestock

B2B industrial drives & automation: search parts, prices or on request, quote inquiries.

Developer ToolsAutomation & workflows

Responded134 ms14 / 22
Formstack MCP by usefulapi

Browse Formstack forms, submissions and webhooks, search responses, and create submissions.

Developer ToolsAutomation & workflows

Outdated check140 ms14 / 22
Fillout MCP by usefulapi

Read Fillout forms and submissions, export responses, and create submissions and webhooks.

Developer ToolsAutomation & workflows

Outdated check147 ms14 / 22
Silverfin MCP by usefulapi

Read companies, periods, trial balances, workflows and reconciliations in Silverfin.

Developer ToolsAutomation & workflows

Outdated check155 ms14 / 22
Prooftask

Free public n8n, AI support and software acceptance templates; scoped private delivery workflows.

Developer ToolsAutomation & workflows

Responded159 ms14 / 22
AI Business System Advisor

Find the safest first AI workflow before investing in AI agents or automation.

Developer ToolsAutomation & workflows

Responded172 ms14 / 22
api.video MCP by usefulapi

Manage videos and live streams, inspect captions, players and webhooks, and read play analytics.

MediaAutomation & workflows

Outdated check199 ms14 / 22
Medicare Enrollment and Revalidation Data

Free CMS enrollment and revalidation evidence with pay-per-result automation and Roster Watch terms.

Developer ToolsAutomation & workflows

Outdated check220 ms14 / 22
Buttondown MCP by usefulapi

Read Buttondown subscribers, emails, analytics and automations; add subscribers; write email drafts.

Data & AnalyticsAutomation & workflows

Outdated check225 ms14 / 22
Hire or Automate

Split a job into work AI can do now, work AI drafts for a person to approve, and work for a person.

OtherAutomation & workflows

Responded277 ms14 / 22
Xenition

Docs, decks, forms, apps you build and deploy, automations, and AI images, video and voice.

MediaAutomation & workflows

Responded394 ms14 / 22
Imperium Workflow Studio — Multi-Agent DAG & Pipeline Executor

Execute multi-step A2A & MCP agent workflows with atomic x402/MPP settlement.

Finance & CryptoAutomation & workflows

Responded545 ms14 / 22
Ssemble AI Clipping

Create AI-powered short-form video clips from YouTube videos. Supports webhook callbacks.

MediaAutomation & workflows

Responded1077 ms14 / 22
Instavar Video Templates and Studio

Free Remotion and HyperFrames templates and creative guides; optional hosted Studio workflows.

MediaAutomation & workflows

Responded1376 ms14 / 22
NAIF Gravity Diagnostic — Free MCP/API/Webhook Triage

Free MCP, API auth, webhook and schema diagnostics with bounded checks and safe quote routing.

Developer ToolsAutomation & workflows

Responded2268 ms14 / 22
Sendora

Sendora's docs and API for coding agents: send test mail, read the log, set up webhooks.

Developer ToolsAutomation & workflows

Responded28 ms13 / 22
Hire Solidmade

Hire a studio for Shopify, web, automation and data jobs: live services, USD prices, quote requests.

E-commerceAutomation & workflows

Outdated check44 ms13 / 22
com.linklyhq/linkly

Create and manage short links, track clicks, and automate URL management

OtherAutomation & workflows

Outdated check79 ms13 / 22
JustAutomate website

JustAutomate, AI agents and process automation agency: site search, pages, workshop price, contact.

OtherAutomation & workflows

Outdated check84 ms13 / 22
CronSpell

Validate and explain cron expressions; list next/previous run times in any time zone, DST-aware.

OtherAutomation & workflows

Responded89 ms13 / 22
Digital Garden by Alicia — Notes

Search and read Alicia's English and Chinese notes on Houdini, Three.js, OpenUSD and AI workflows.

ProductivityAutomation & workflows

Responded92 ms13 / 22
Clawhard Studio

Token counts, contrast, time zones, cron, JSON repair, DMARC, leaked keys, packages, hidden Unicode

OtherAutomation & workflows

Outdated check97 ms13 / 22

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