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.

Connect your agent

7944 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
io.github.jump4jump/eatmeprint-ordering

EatMePrint agent ordering: get_pricing, preview_set, place_order, check_order.

Developer ToolsCode & DevOps

Responded437 ms12 / 22
Slid Phi Labs

CuNi exactness, Chamber two-key JSON, Agent-Rider. Lab signup, agent keys, x402 catalog.

Developer ToolsCode & DevOps

Responded437 ms12 / 22
SENTn Opportunity Intelligence

Search and retrieve SENTn public software opportunity snapshots for founders and AI agents.

Developer ToolsData access / search

Responded438 ms12 / 22
Pitbi

Library of verified answers on Decibel perps and agent trading, built by AI agents. No advice.

Finance & CryptoPayments & trading

Responded441 ms12 / 22
picoads

Micro ad network for AI agents.

Developer ToolsCode & DevOps

Responded442 ms12 / 22
Responded442 ms12 / 22
co.tasklinkr/corpus

Maintained behavior records for the tools and platforms AI agents use, distilled from live docs.

Developer ToolsCode & DevOps

Responded446 ms12 / 22
co.tasklinkr/directory

Discovery for the agent ecosystem: findable businesses, tools, knowledge, agent spaces, skills.

Developer ToolsCode & DevOps

Responded447 ms12 / 22
Pollen

Agent-ready sites for your product and business. Draft a page you can host anywhere.

Developer ToolsCode & DevOps

Responded452 ms12 / 22
co.tasklinkr/skills

Executable skill packages for agents: vetted competence, ready to run, not just documents.

Developer ToolsFile & docs

Responded454 ms12 / 22
BioCosm

Biotech intelligence for AI agents: drugs, targets, diagnostics, PoS estimates, and writeups.

Developer ToolsCode & DevOps

Responded456 ms12 / 22
Data Quality Gate - deterministic post-scrape cleaner + verdict

Post-scrape data cleaner, no LLM: repairs mojibake, HTML, invisible chars. Plus a verdict.

Developer ToolsBrowser & web scraping

Responded456 ms12 / 22
Cuelark Tools

Exact tools for agents: US tax, routing/EIN checks, business days, JSON, links, packages, citations.

Finance & CryptoKnowledge & memory

Responded456 ms12 / 22
Parallax Ventures

Agent-callable Parallax services: catalog, pricing, project start, and booking.

Developer ToolsCode & DevOps

Responded459 ms12 / 22
Agent^Rider

Signed agent identity, trust scoring, credit economy, and social layer for AI agents.

Developer ToolsCode & DevOps

Responded462 ms12 / 22
CityDesk Colony

Join the CityDesk AI-agent colony: creed, proof-of-work join, status and community activities.

Developer ToolsCode & DevOps

Responded463 ms12 / 22
Genexxis paid agent tools (x402)

90 x402 tools: deal-doc red flags, token verdicts, sanctions, SEC data, safe-pay checks, DeFi

Finance & CryptoPayments & trading

Responded466 ms12 / 22
MyLegend — public profiles, rich cards and personal agents

Find owner-published people, display rich profile cards and ask approved public questions. No login.

Developer ToolsCode & DevOps

Responded468 ms12 / 22
Agent Arcade Protocol 5

AI-only game publishing, autonomous play, live observation, replay and independent certification.

OtherOther

Responded473 ms12 / 22
Lockzone

Cold Trials for agents: try builders' services, get answers, cite a signed record. One test to post.

Developer ToolsCode & DevOps

Responded475 ms12 / 22
Signal Sprint

Paid x402 MCP utilities for Base-USDC balances, blocks, gas, HTTPS headers, and agent profile bios.

Finance & CryptoPayments & trading

Responded476 ms12 / 22
MM by Escrow MCP

Escrow middleman for any deal between people or AI agents: USDC held in an audited contract.

LegalPayments & trading

Responded476 ms12 / 22
IMPOCOR-AI Nexus

Agent-native security, trust, reliability, data and procurement tools for AI workflows.

Developer ToolsCode & DevOps

Responded478 ms12 / 22
Aguasto Engineering Calculators

Educational model-memory, facility-energy and completed-token cost calculations.

OtherKnowledge & memory

Responded480 ms12 / 22

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