Searches, documents and executes authenticated API calls across apps such as Gmail, Slack, Stripe, Notion and GitHub through a few tools.
Setup
Choose your client, copy the config, then fill in any required environment variables.
Local
claude mcp add one --env ONE_SECRET='<ONE_SECRET>' -- npx -y @withone/mcp~/.codex/config.toml
[mcp_servers.one]
command = "npx"
args = ["-y", "@withone/mcp"]
env = { ONE_SECRET = "<ONE_SECRET>" }
# codex mcp add one --env ONE_SECRET='<ONE_SECRET>' -- npx -y @withone/mcp~/.cursor/mcp.json
{
"mcpServers": {
"one": {
"command": "npx",
"args": [
"-y",
"@withone/mcp"
],
"env": {
"ONE_SECRET": "<ONE_SECRET>"
}
}
}
}.vscode/mcp.json
{
"servers": {
"one": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@withone/mcp"
],
"env": {
"ONE_SECRET": "<ONE_SECRET>"
}
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"one": {
"command": "npx",
"args": [
"-y",
"@withone/mcp"
],
"env": {
"ONE_SECRET": "<ONE_SECRET>"
}
}
}
}claude_desktop_config.json
{
"mcpServers": {
"one": {
"command": "npx",
"args": [
"-y",
"@withone/mcp"
],
"env": {
"ONE_SECRET": "<ONE_SECRET>"
}
}
}
}.trae/mcp.json
{
"mcpServers": {
"one": {
"command": "npx",
"args": [
"-y",
"@withone/mcp"
],
"env": {
"ONE_SECRET": "<ONE_SECRET>"
}
}
}
}Remote
claude mcp add --transport http one https://mcp.withone.ai/mcp~/.codex/config.toml
[mcp_servers.one]
url = "https://mcp.withone.ai/mcp"
# codex mcp add one --url https://mcp.withone.ai/mcp~/.cursor/mcp.json
{
"mcpServers": {
"one": {
"url": "https://mcp.withone.ai/mcp"
}
}
}.vscode/mcp.json
{
"servers": {
"one": {
"type": "http",
"url": "https://mcp.withone.ai/mcp"
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"one": {
"httpUrl": "https://mcp.withone.ai/mcp"
}
}
}claude_desktop_config.json · Customize › Connectors › Add custom connector
{
"mcpServers": {
"one": {
"command": "npx",
"args": [
"-y",
"mcp-remote",
"https://mcp.withone.ai/mcp"
]
}
}
}.trae/mcp.json
{
"mcpServers": {
"one": {
"url": "https://mcp.withone.ai/mcp"
}
}
}Environment variables
ONE_SECRET
Replace the placeholders with your own credentials and keep them out of version control.