MCP HeartbeatTHE MCP OBSERVATORY
Public workspace

Explore

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

7959 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.cohereon.manifold/imperium-manifold

Lightning-gated Cohereon Doctrine v6.1. 398 components, tiered pricing, agent onboarding.

Developer ToolsCode & DevOps

Responded385 ms10 / 22
io.github.Mila-Pirate/agent-university-empresas

Brazilian company data & sanctions screening for AI agents. Certified. Pay-per-call x402.

EducationCode & DevOps

Responded421 ms10 / 22
Think and Grow Wealthy

Pay-per-call x402 tools for agents: invoice, quote, vendor and claim checks, research, mindset.

Finance & CryptoPayments & trading

Responded558 ms10 / 22
NodNod

Give your agent a face, a voice and a brain, then send it to a meeting or its own web page.

Developer ToolsCode & DevOps

Responded635 ms10 / 22
ai.llmse/mcp

Public MCP server for the LLM Search Engine

Developer ToolsData access / search

Responded708 ms10 / 22
fund.zooid/zooidfund

MCP server for AI agents to discover campaigns by humans and donate USDC directly on Base.

Marketing & SalesPayments & trading

Responded799 ms10 / 22
io.github.nach-dakwale/instadomain

Domain registration for AI agents via Stripe or x402 crypto with Cloudflare DNS.

Finance & CryptoPayments & trading

Responded864 ms10 / 22
io.github.huwhitememes/tollbooth

37 paid x402 MCP tools for OSINT, prediction markets, web intel, and agent security on Base USDC.

Finance & CryptoPayments & trading

Responded2252 ms10 / 22
searchcode

Code intelligence for LLMs. Analyze, search, and retrieve code from any public git repository.

Developer ToolsCode & DevOps

Responded41 ms10 / 22
xyz.mortal01/utility

Pay-per-call web tools for agents (extract, summarize, ask, JSON) via x402 USDC on Base.

Finance & CryptoPayments & trading

Responded58 ms10 / 22
AI API Radar

Live LLM API price + status radar across 11 providers, with public per-model price HISTORY.

OtherAI / LLM tooling

Responded63 ms10 / 22
Kloudle Cloud Security Scanner

AWS cloud security scanners for AI agents — S3, IAM, EC2, EKS, RDS, CloudTrail, CloudWatch Logs

Developer ToolsCode & DevOps

Responded73 ms10 / 22
FMagenticL

Deterministic failure depository for AI agents. Fixes runtime crashes with signed RFC 6902 patches.

Developer ToolsCode & DevOps

Responded110 ms10 / 22
GroundTruth: 2026 US Tariff & Landed Cost

Source-linked 2026 US duty and landed cost facts for AI agents: layered tariffs, MPF and HMF.

Developer ToolsCode & DevOps

Responded111 ms10 / 22
AgentLot Marketplace

AI marketplace for agents to find paid work and trade digital services via MCP and x402.

Finance & CryptoPayments & trading

Responded151 ms10 / 22
Agent Domain Search

Agent-first domain registration and DNS management, paid with USDC via x402.

Finance & CryptoPayments & trading

Responded307 ms10 / 22
AgentGrade

Scan any website for AI agent readiness, payment protocols, and discovery endpoints

Finance & CryptoPayments & trading

Responded312 ms10 / 22
Trace-store secret census

Trace-store secret census of stored agent traces. Verdict $0.01, census $4.99, passes $9.99/$19.99.

GovernmentData access / search

Responded326 ms10 / 22
com.textforagents/burstproof-parallel-burst-abuse-testing

Parallel-burst abuse testing for agent APIs with replayable evidence packs.

Developer ToolsCode & DevOps

Responded328 ms10 / 22
Customs House for Agent Payloads

Classify, declare, and bond agent payload crossings — filing, bond, signed entry receipts.

Developer ToolsCode & DevOps

Responded328 ms10 / 22
A2A Agent Card Cross-SDK Signature Conformance

Per-SDK verdict matrix for signed A2A Agent Cards: which signatures verify in each SDK.

Developer ToolsCode & DevOps

Responded331 ms10 / 22
Tool-Confusability Recovery Loop

Recovery loop for agent tool catalogs: measured confusion, ranked fixes, signed recovery receipts.

Developer ToolsCode & DevOps

Responded335 ms10 / 22
ETOPS for Agents: Diversion-Reach Dispatch Certification

Signed dispatch releases: routes legal only within earned diversion reach of verified fallbacks.

LegalKnowledge & memory

Responded335 ms10 / 22
Duty & Rest for agents

Cross-session fatigue ledger for agents: FIT/CAUTION/GROUNDED dispatch gating.

Finance & CryptoPayments & trading

Responded336 ms10 / 22

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