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

Industry and function

Industry is the subject. Function is the kind of call. Open one, then add the other on the directory.

Industry

Real Estate & Property

Property, housing, and land records.

438
Finance & Crypto

Markets, banking, crypto, and payments businesses.

4,622
Healthcare

Clinical, medical, and health data.

377
Legal

Law, contracts, and compliance.

929
Government

Public sector and civic data.

529
Education

Schools, courses, and learning.

241
Travel

Flights, hotels, and trips.

627
E-commerce

Stores, catalogs, and checkout.

580
Marketing & Sales

CRM, ads, and leads.

1,465
Media

Video, audio, images, and news.

2,567
Security

Vulnerabilities, identity, and secrets.

93
Developer Tools

Source control, CI, and infrastructure APIs.

18,171
Data & Analytics

Warehouses, metrics, and datasets.

1,102
Productivity

Docs, calendars, tasks, and notes.

1,549
Other

No industry keyword matched.

7,383

Function

Payments & trading

Move money or read a market.

4,034
Browser & web scraping

Browse, crawl, or scrape pages.

440
Database

Query a database or warehouse.

377
Monitoring & observability

Logs, metrics, traces, and uptime.

324
Communication & messaging

Chat, email, and SMS.

1,424
File & docs

Files, documents, and spreadsheets.

1,587
Code & DevOps

Repos, builds, and deploys.

17,922
Automation & workflows

Workflow runners and webhooks.

396
AI / LLM tooling

Models, embeddings, and agents.

2,172
Knowledge & memory

Memory stores and reference knowledge.

976
Data access / search

Look up or search an external dataset.

5,788
Other

No function keyword matched.

5,233