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Neuronto ARD Registry: one search across every public ARD registry + 200,000+ verified MCP tools
MCP endpoint :https://neuronto.com/mcp · website · measurements and detailsSearch a public index of agents, MCP servers and skills found on the open web. Free, no auth.
MCP endpoint :https://stealthstack.ai/mcp?src=mcpregistry · website · measurements and detailsWhat a domain publishes for AI agents: ai-catalog.json, llms.txt, agents.md, robots.txt rules. Free.
MCP endpoint :https://registry.desvela.dev/mcp · website · measurements and detailsPut any API behind x402 in one call, settle USDC on Base, buy credits, find paid resources
MCP endpoint :https://pay.neuronto.com/mcp · website · measurements and detailsWhere AI agents discover products, and how to be listed there with measured results.
MCP endpoint :https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/agent-discovery-index/mcp · website · measurements and detailsMCP server discovery, indexing, and registration
Package npm :mcp-registry-mcp · website · measurements and detailsLabeled placement in agent discovery indexes, measured with daily HMAC nicknames.
MCP endpoint :https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/agent-discovery-placement/mcp · website · measurements and detailsCapability registry for the agentic economy. Semantic search over verified MCP server listings.
MCP endpoint :https://h-index.xr-utilities.ai/mcp · measurements and detailsRead-only NodeRooms Agent discovery, safety policy, public indexes, and arrival contract.
MCP endpoint :https://noderooms.com/mcp · measurements and detailsPayment decisions, durable evidence, x402 resource discovery and live gateway status for AI agents.
MCP endpoint :https://xguardgate.com/mcp · website · measurements and detailsMCP server for the public news API of tagesschau.de, including regional news from ARD broadcasters
Package pypi :german-newsfeed-mcp · website · measurements and detailsRead-only discovery of Framekeep capabilities, security boundaries, and public resources.
MCP endpoint :https://framekeep.com/api/mcp · website · measurements and detailsSearch and get install details on MCP servers, right from your agent -- a unified marketplace index.
MCP endpoint :https://ads.getlulu.dev/registry/mcp · website · measurements and detailsPublic read-only MCP server for Genvernium product and developer resources.
MCP endpoint :https://genvernium.com/mcp · website · measurements and detailsSearch and resolve Naturepedia, Robbie's Razor, and GC-MRD-v2.0 canonical resources.
MCP endpoint :https://mcp.robbiegeorgephotography.com/mcp · website · measurements and detailsVerifiable agent DIDs + capability discovery — the passport & directory of the A2A economy.
MCP endpoint :https://mcp.viridisconservation.com/identity/mcp · website · measurements and detailsSearch Console for agents: index status, unindexed-URL discovery, Request Indexing, sitemaps.
Package pypi :gsc-indexer-mcp · website · measurements and detailsRead-only index to Japanese election data, official sources, relations and scoped search history.
MCP endpoint :https://jp-election-mcp.pages.dev/mcp · website · measurements and detailsOpen, permissionless discovery marketplace for x402-payable resources. No account or KYC required.
MCP endpoint :https://bazaar.saylorinnovations.com/mcp · website · measurements and detailsAI agent registry — search, discover, register, and connect agents via MCP.
MCP endpoint :https://api.aibooma.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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