Lets agents resolve Ethereum Name Service names, check availability and read records.
Setup
Choose your client, copy the config, then fill in any required environment variables.
claude mcp add ens --env PROVIDER_URL='<PROVIDER_URL>' -- npx -y mcp-server-ens~/.codex/config.toml
[mcp_servers.ens]
command = "npx"
args = ["-y", "mcp-server-ens"]
env = { PROVIDER_URL = "<PROVIDER_URL>" }
# codex mcp add ens --env PROVIDER_URL='<PROVIDER_URL>' -- npx -y mcp-server-ens~/.cursor/mcp.json
{
"mcpServers": {
"ens": {
"command": "npx",
"args": [
"-y",
"mcp-server-ens"
],
"env": {
"PROVIDER_URL": "<PROVIDER_URL>"
}
}
}
}.vscode/mcp.json
{
"servers": {
"ens": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"mcp-server-ens"
],
"env": {
"PROVIDER_URL": "<PROVIDER_URL>"
}
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"ens": {
"command": "npx",
"args": [
"-y",
"mcp-server-ens"
],
"env": {
"PROVIDER_URL": "<PROVIDER_URL>"
}
}
}
}claude_desktop_config.json
{
"mcpServers": {
"ens": {
"command": "npx",
"args": [
"-y",
"mcp-server-ens"
],
"env": {
"PROVIDER_URL": "<PROVIDER_URL>"
}
}
}
}.trae/mcp.json
{
"mcpServers": {
"ens": {
"command": "npx",
"args": [
"-y",
"mcp-server-ens"
],
"env": {
"PROVIDER_URL": "<PROVIDER_URL>"
}
}
}
}Environment variables
PROVIDER_URL
Replace the placeholders with your own credentials and keep them out of version control.