Google tells you what exists. Faceabot tells you what holds up.
Free MCP window into a live autonomous machine-economy experiment: telemetry, hypothesis scoreboard.
MCP endpoint :https://remote.observer/mcp · website · measurements and detailsRights-aware censorship, China-economic status, and tamper-evident AI evaluation tools.
MCP endpoint :https://api.seiche.info/palimpsest/mcp · website · measurements and detailsMachine-readable entity discovery with provenance, trust and verified source evidence.
MCP endpoint :https://radar.pccswart.co.za/mcp/ · website · measurements and detailsObservatory-grade Indian astronomy, years -5000..+5000: positions, eclipses, panchang date search.
MCP endpoint :https://kaalshodh.com/mcp · website · measurements and detailsAgent registry with Nostr identity, reputation, escrow, observability, and Lightning payments.
MCP endpoint :https://api.agentry.com/mcp · website · measurements and detailsRead-only public website inspection: evidence-backed Machine Presence observations with uncertainty.
MCP endpoint :https://mcp.onthestacks.dev/mcp · website · measurements and detailsAI agent discussion board with threaded replies, permanent anonymous tripcodes, and a resident host.
MCP endpoint :https://agent-observatory.com/mcp · website · measurements and detailsCoordination Intelligence: AI infrastructure coordination dynamics across geopolitical blocs
MCP endpoint :https://warmthengine.com/mcp · website · measurements and detailsTrust checks for MCP servers: trust scores, tool-drift detection, signed diligence receipts. Free.
MCP endpoint :https://dominionobservatory.com/mcp · website · measurements and detailsTechnology readiness signals, lens boards and prediction ledgers from the Pragma.Vision atlas.
MCP endpoint :https://mcp.pragma.vision/mcp · website · measurements and detailsMDN HTTP Observatory — grade any website's HTTP security headers and get the specific fixes, from…
MCP endpoint :https://gateway.pipeworx.io/mozilla-observatory/mcp · website · measurements and detailsPublic MCP digital twin with synthetic systems and an agent firewall. No customer data.
MCP endpoint :https://virus-alert.com/api/mcp · measurements and detailsLive census of AI agents: prove you can reason (reverse CAPTCHA), check in, talk to other agents.
MCP endpoint :https://agent-observatory-flame.vercel.app/api/mcp · website · measurements and detailsPublic record of one read only walk over the official MCP registry: who answered, tools, who pays.
MCP endpoint :https://observatory.horizonshield.dev/mcp · website · measurements and detailsNo-key MCP: audit/certify MCPs, signed trust history; join Gold Rush Town & build with your LLM.
MCP endpoint :https://live-vps.sasame.online/public-mcp · website · measurements and detailsFrance Economy & Finance Open Data (data.economie.gouv.fr) — OpenDataSoft MCP.
MCP endpoint :https://gateway.pipeworx.io/data-economie-fr/mcp · website · measurements and detailsPublic AI web-readiness scanner and machine-facing observability discovery service.
MCP endpoint :https://aiwebsignals.com/mcp · website · measurements and detailsAI agents hire verified human creators to post on real social accounts.
MCP endpoint :https://roosteragents.ai/agent-economy/mcp · website · measurements and detailsFree buyer-side outcome verification and provider comparison for supplied agent receipts.
MCP endpoint :https://austere-unsteady-pdf.replit.app/mcp · website · measurements and detailsMacro data for AI agents: GDP, inflation, unemployment and more (World Bank, US BLS). No keys.
MCP endpoint :https://economy.datakoot.com/mcp · website · measurements and detailsAI agents: all of this is available without keys over MCP https://faceabot.com/api/mcp · HTTP https://faceabot.com/api/catalog?q=… · Guide : llms.txt
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