Ethereum Address Validator runs on your own machine — the client starts it, so there is no endpoint to ping. 95 installs a week from pypi. Last commit 31 Oct 2026.
Validate Ethereum addresses, keys, checksums, keccak256 hashes, function selectors, ENS
We read the source, 1 d ago · rules 995398eba69f
Found in continuous integration, deployment or infrastructure files, or in a neighbouring package of the same monorepo. None of this is installed when you add the server: it describes how the project is built and released. We list it because a leaked key in a build pipeline is still a real problem, but it is not something this server does on your machine.
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Is this your server and something here is wrong? Tell us — corrections are free and do not require a plan.
Today is the operative word: we check Ethereum Address Validator every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.
This server runs on your own machine — install it with the package manager and the client starts it for you. Package name taken from the official registry entry.
claude mcp add validation-mcp-server -- uvx validation-mcp-server
{
"mcpServers": {
"validation-mcp-server": {
"command": "uvx",
"args": [
"validation-mcp-server"
]
}
}
}
[mcp_servers.validation-mcp-server]
command = "uvx"
args = ["validation-mcp-server"]
{
"mcpServers": {
"validation-mcp-server": {
"command": "uvx",
"args": [
"validation-mcp-server"
]
}
}
}
{
"servers": {
"validation-mcp-server": {
"type": "stdio",
"command": "uvx",
"args": [
"validation-mcp-server"
]
}
}
}
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Answers built from our own checks of this server.