Build, inspect and read adaptive A/B tests. Config travels in the URL; no account or API key needed.
Setup
Choose your client, copy the config, then fill in any required environment variables.
Local
claude mcp add livevariant --env LIVEVARIANT_API_TOKEN='<LIVEVARIANT_API_TOKEN>' --env LIVEVARIANT_ASSET_UPLOAD_TOKEN='<LIVEVARIANT_ASSET_UPLOAD_TOKEN>' -- npx -y @livevariant/mcp~/.codex/config.toml
[mcp_servers.livevariant]
command = "npx"
args = ["-y", "@livevariant/mcp"]
env = { LIVEVARIANT_API_TOKEN = "<LIVEVARIANT_API_TOKEN>", LIVEVARIANT_ASSET_UPLOAD_TOKEN = "<LIVEVARIANT_ASSET_UPLOAD_TOKEN>" }
# codex mcp add livevariant --env LIVEVARIANT_API_TOKEN='<LIVEVARIANT_API_TOKEN>' --env LIVEVARIANT_ASSET_UPLOAD_TOKEN='<LIVEVARIANT_ASSET_UPLOAD_TOKEN>' -- npx -y @livevariant/mcp~/.cursor/mcp.json
{
"mcpServers": {
"livevariant": {
"command": "npx",
"args": [
"-y",
"@livevariant/mcp"
],
"env": {
"LIVEVARIANT_API_TOKEN": "<LIVEVARIANT_API_TOKEN>",
"LIVEVARIANT_ASSET_UPLOAD_TOKEN": "<LIVEVARIANT_ASSET_UPLOAD_TOKEN>"
}
}
}
}.vscode/mcp.json
{
"servers": {
"livevariant": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@livevariant/mcp"
],
"env": {
"LIVEVARIANT_API_TOKEN": "<LIVEVARIANT_API_TOKEN>",
"LIVEVARIANT_ASSET_UPLOAD_TOKEN": "<LIVEVARIANT_ASSET_UPLOAD_TOKEN>"
}
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"livevariant": {
"command": "npx",
"args": [
"-y",
"@livevariant/mcp"
],
"env": {
"LIVEVARIANT_API_TOKEN": "<LIVEVARIANT_API_TOKEN>",
"LIVEVARIANT_ASSET_UPLOAD_TOKEN": "<LIVEVARIANT_ASSET_UPLOAD_TOKEN>"
}
}
}
}claude_desktop_config.json
{
"mcpServers": {
"livevariant": {
"command": "npx",
"args": [
"-y",
"@livevariant/mcp"
],
"env": {
"LIVEVARIANT_API_TOKEN": "<LIVEVARIANT_API_TOKEN>",
"LIVEVARIANT_ASSET_UPLOAD_TOKEN": "<LIVEVARIANT_ASSET_UPLOAD_TOKEN>"
}
}
}
}.trae/mcp.json
{
"mcpServers": {
"livevariant": {
"command": "npx",
"args": [
"-y",
"@livevariant/mcp"
],
"env": {
"LIVEVARIANT_API_TOKEN": "<LIVEVARIANT_API_TOKEN>",
"LIVEVARIANT_ASSET_UPLOAD_TOKEN": "<LIVEVARIANT_ASSET_UPLOAD_TOKEN>"
}
}
}
}Remote
claude mcp add --transport http livevariant https://livevariant.com/mcp~/.codex/config.toml
[mcp_servers.livevariant]
url = "https://livevariant.com/mcp"
# codex mcp add livevariant --url https://livevariant.com/mcp~/.cursor/mcp.json
{
"mcpServers": {
"livevariant": {
"url": "https://livevariant.com/mcp"
}
}
}.vscode/mcp.json
{
"servers": {
"livevariant": {
"type": "http",
"url": "https://livevariant.com/mcp"
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"livevariant": {
"httpUrl": "https://livevariant.com/mcp"
}
}
}claude_desktop_config.json · Customize › Connectors › Add custom connector
{
"mcpServers": {
"livevariant": {
"command": "npx",
"args": [
"-y",
"mcp-remote",
"https://livevariant.com/mcp"
]
}
}
}.trae/mcp.json
{
"mcpServers": {
"livevariant": {
"url": "https://livevariant.com/mcp"
}
}
}Environment variables
LIVEVARIANT_API_TOKENLIVEVARIANT_ASSET_UPLOAD_TOKEN
Replace the placeholders with your own credentials and keep them out of version control.