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Agent Discovery Doctor - llms.txt, agent card, mcp.json

See which discovery files a host serves - llms.txt, agent card, mcp.json. Free, no key, no signup. Direct endpoint, no gateway: https://www.pathwren.workers.dev/c/smithery-direct/mcp/doctor (streamable HTTP, no key, no signup). Tools: check

smithery:pathwren/agent-discovery-doctor