"Free Network Graph Visualization Tools (No Account Required)" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
Analytics for MCP servers. Find out which of your tools agents get wrong. MCPulse shows you which tools AI agents retry, which come back empty, and which they never call at all. Two lines inside your own server. It never sees your arguments or your results. getmcpulse.com
Free-trial AI fleet spend meter. Quote agent fleet spend from token usage. 100 calls or 14 days. No auth. Official MCP Registry: io.github.mtardy90-sudo/bootlace-ai-spendmap.
Scan/purge hidden text & score web domains: TLS, DNS, headers, speed. Free scans, $0.01 actions.
Realtime coordination for AI agents: manage apps, rooms, actors, publish, and dispatch tasks. Visit https://nolag.app and setup your account.
Free anonymous website, DNS, email and TLS checks, plus monitor read and opt-in write access.
Free spend report from an agent log, no key. Hosted proxies: caps, audit export, buy calls.
Read-only WooCommerce checkout and revenue incident diagnosis using privacy-safe store signals and public release evidence.
Public read-only demo of Netmon's network monitoring tools over a recorded snapshot.
Search + patterns, maturity assessment, context pricing, redaction checks - a practice as tools.
{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"whoami","arguments":{}}} free no key
Vouch — independently measured reliability scores for MCP tools, not self-reported claims.
Observatory operated and funded by devlo: real tools on frozen tasks; intervals, cost, limits.
Cookieless web analytics your coding agent reads: traffic answers, deploy impact, what broke. One connection covers every site on the account.
Free uptime monitoring: HTTP/TCP/TLS/DNS + MCP server checks, cron heartbeats, status pages, alerts.
Dead-man switch monitors for cron & AI agents with dependency-cascade alerts. No account needed.
Issue signed receipts for AI agent actions; verify any receipt offline - free, no account.
Discover Frontier inference capabilities and read sanitized usage through read-only tools.
MCP tool observatory: do registry servers answer, and are their answers true? No key.
Monitoring for agencies — uptime, SSL, DNS, blocklists, AI visibility, MCP health. 8 no-auth tools.
CVE intelligence: exploitation (KEV/EPSS), detection coverage, fixed versions. All tools keyless.
