`health`

17 servers reported a tool by this name when we called them. Names are chosen by whoever wrote the server, so two tools sharing a name do not have to do the same thing. We record what was reported, not what it does.

server	result when we called it	tools
n0brains https://api.n0brains.com/mcp/	answers-mcp	52
vhgengine https://engine-production-3bdc.up.railway.app/mcp	answers-mcp	45
BrasilNFe MCP https://api.brasilnfe.com.br/services/Mcp	answers-mcp	34
swiss-army https://swiss.api.ainode.tech/mcp	answers-mcp	23
EditalMD https://editalmd.com/mcp	answers-mcp	19
marketintell https://api.marketintell.ai/mcp	answers-mcp	17
Radar CNPJ https://radar-cnpj.com/mcp	answers-mcp	13
Meta Agent Tools https://agentalog.com/mcp	answers-mcp	12
Air Freight Price — air cargo routes & rate methodology (multilingual) https://mcp.airfreightprice.com/mcp	answers-mcp	10
PontoFato https://pontofato.com/mcp	answers-mcp	10
accounting-mcp https://xero.api.ainode.tech/mcp	answers-mcp	9
agent-chain https://chain.autosophia.io/mcp	answers-mcp	8
yieldhunter https://yieldhunter-agent-production.up.railway.app/mcp	answers-mcp	6
search-router https://search.api.ainode.tech/mcp	answers-mcp	5
android-security-analyzer https://android-security-analyzer.ako-labs.workers.dev/mcp	answers-mcp	4
cache-proxy https://cache.api.ainode.tech/mcp	answers-mcp	2
yieldsentinel https://yieldsentinel-agent-production.up.railway.app/mcp	answers-mcp	2

17 of these answered an MCP handshake on the day we checked. That is not a promise the tool works, only that the server was running and told us the tool existed.