B2B lead generation, company search, and contact enrichment from Lead411.
Setup
Choose your client, copy the config, then fill in any required environment variables.
claude mcp add --transport sse lead411 https://mcp.lead411.com --header 'X-API-KEY: <X_API_KEY>'~/.codex/config.toml
# Codex has no SSE transport: bridged through mcp-remote
[mcp_servers.lead411]
command = "npx"
args = ["-y", "mcp-remote", "https://mcp.lead411.com", "--header", "X-API-KEY:<X_API_KEY>"]~/.cursor/mcp.json
{
"mcpServers": {
"lead411": {
"url": "https://mcp.lead411.com",
"headers": {
"X-API-KEY": "<X_API_KEY>"
}
}
}
}.vscode/mcp.json
{
"servers": {
"lead411": {
"type": "sse",
"url": "https://mcp.lead411.com",
"headers": {
"X-API-KEY": "<X_API_KEY>"
}
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"lead411": {
"url": "https://mcp.lead411.com",
"headers": {
"X-API-KEY": "<X_API_KEY>"
}
}
}
}claude_desktop_config.json · Customize › Connectors › Add custom connector
{
"mcpServers": {
"lead411": {
"command": "npx",
"args": [
"-y",
"mcp-remote",
"https://mcp.lead411.com",
"--header",
"X-API-KEY:<X_API_KEY>"
]
}
}
}.trae/mcp.json
{
"mcpServers": {
"lead411": {
"url": "https://mcp.lead411.com",
"headers": {
"X-API-KEY": "<X_API_KEY>"
}
}
}
}