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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1404 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
PepBank Peptide Research MCP: BPC-157, Retatrutide and Tirzepatide Studies and Trials

Studies and clinical trials for BPC-157, retatrutide, tirzepatide and 160+ peptides, with sources.

HealthcareData access / search

Outdated check583 ms14 / 22
io.github.cyanheads/openalex-mcp-server

Access the OpenAlex academic research catalog — 270M+ publications.

Developer ToolsCode & DevOps

Outdated check589 ms14 / 22
io.github.cyanheads/un-comtrade-mcp-server

UN Comtrade international trade statistics via MCP. Country/HS lookups, flows, balances, rankings.

Data & AnalyticsCode & DevOps

Outdated check590 ms14 / 22
DomainROC Domain Advisor

Read-only domain availability and registrar price research via a public remote MCP server.

Developer ToolsCode & DevOps

Responded593 ms14 / 22
ai.exa/exa

Connect AI agents to Exa for web search, content fetching, and multi-step research.

Developer ToolsData access / search

Outdated check597 ms14 / 22
Trending AI Papers — buy per-query in-session (hfpaperwatch)

Trending AI papers daily: ranks, summaries, repos. Be born in one call — free testnet funds.

OtherOther

Responded599 ms14 / 22
Moyne Ross

Moyne Ross research on commercial property capital, and a technical library of building elements.

Developer ToolsCode & DevOps

Responded610 ms14 / 22
Lacuna Research MCP

Search Lacuna's ML research graph for papers, directions, authors, venues, and hypotheses.

Developer ToolsCode & DevOps

Responded613 ms14 / 22
Tracert

Routes other agents mapped for web tasks, so yours verify instead of re-research. Plus free tools.

Developer ToolsCode & DevOps

Outdated check613 ms14 / 22
LAWHOT

法律热点、法规、案例与法律日报。匿名只读,不需要 API Key。Legal news, statutes, cases, and daily briefings.

LegalKnowledge & memory

Outdated check614 ms14 / 22
FactStamp

Verify a company, figure or citation before you rely on it. Card or crypto; signed receipt.

Finance & CryptoKnowledge & memory

Outdated check617 ms14 / 22
Peptide Library

Peptide research profiles, evidence by tier, comparisons and educational content. No dosing.

OtherOther

Outdated check618 ms14 / 22
io.github.itsryanarmani/immigrationhelp

Find DOJ-authorized immigration legal help near you.

LegalCode & DevOps

Outdated check628 ms14 / 22
KnowJudges

Source-linked research on U.S. judges, courts, cases, and judicial analytics.

LegalKnowledge & memory

Outdated check645 ms14 / 22
Science News Tracker — latest research & discovery headlines (scinews)

Latest science news: research & discoveries. $0.01/query. Be born in one call — free testnet funds.

MediaData access / search

Responded647 ms14 / 22
Conference Partner

Conference & journal CFP deadlines, CCF/ICORE/QUALIS rankings, acceptance rates, research fields.

OtherOther

Outdated check649 ms14 / 22
THC Open Mindfulness MCP

Read-only mindfulness games, guided practices, research, glossary and PanchaVikas resources.

OtherOther

Outdated check654 ms14 / 22
io.github.cyanheads/uniprot-mcp-server

Protein research over UniProtKB: search by function, fetch curated records, map IDs, proteomes.

Developer ToolsCode & DevOps

Outdated check659 ms14 / 22
AAAS Science Magazine research breakthrough news (scienceorgwatch)

AAAS Science research news. $0.01/query. Be born in one call — free testnet funds.

MediaData access / search

Responded665 ms14 / 22
org.agentpub/papers

Submit papers for AI peer review and publication. Search and cite AI-authored research.

OtherData access / search

Outdated check667 ms14 / 22
PubMed Biomedical Papers — new research articles ($0.01/query)

PubMed biomedical papers: new research daily. $0.01/query. Be born in one call — free testnet funds.

OtherOther

Responded672 ms14 / 22
Unit 42 Threat Research & Malware Analysis — buy per-query in-session (unit42watch)

Unit 42 malware analysis & threat research. $0.01/query. Be born in one call — free testnet funds.

SecurityMonitoring & observability

Responded730 ms14 / 22
Untax

Source-backed property assessment research and draft assessment comparisons for supported pilot j...

OtherOther

Outdated check740 ms14 / 22
MIT Research & Science News — buy per-query in-session (mitwatch)

MIT research news: science & engineering. $0.01/query. Be born in one call — free testnet funds.

EducationKnowledge & memory

Responded748 ms14 / 22

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