Run MCP stdio servers over HTTP streamable, SSE and SSE over stdio. AI gateway.
Setup
Choose your client, copy the config, then fill in any required environment variables.
claude mcp add supergateway --env COMMAND='<COMMAND>' -- npx -y supergateway --stdio '{{config.COMMAND}}'~/.codex/config.toml
[mcp_servers.supergateway]
command = "npx"
args = ["-y", "supergateway", "--stdio", "{{config.COMMAND}}"]
env = { COMMAND = "<COMMAND>" }
# codex mcp add supergateway --env COMMAND='<COMMAND>' -- npx -y supergateway --stdio '{{config.COMMAND}}'~/.cursor/mcp.json
{
"mcpServers": {
"supergateway": {
"command": "npx",
"args": [
"-y",
"supergateway",
"--stdio",
"{{config.COMMAND}}"
],
"env": {
"COMMAND": "<COMMAND>"
}
}
}
}.vscode/mcp.json
{
"servers": {
"supergateway": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"supergateway",
"--stdio",
"{{config.COMMAND}}"
],
"env": {
"COMMAND": "<COMMAND>"
}
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"supergateway": {
"command": "npx",
"args": [
"-y",
"supergateway",
"--stdio",
"{{config.COMMAND}}"
],
"env": {
"COMMAND": "<COMMAND>"
}
}
}
}claude_desktop_config.json
{
"mcpServers": {
"supergateway": {
"command": "npx",
"args": [
"-y",
"supergateway",
"--stdio",
"{{config.COMMAND}}"
],
"env": {
"COMMAND": "<COMMAND>"
}
}
}
}.trae/mcp.json
{
"mcpServers": {
"supergateway": {
"command": "npx",
"args": [
"-y",
"supergateway",
"--stdio",
"{{config.COMMAND}}"
],
"env": {
"COMMAND": "<COMMAND>"
}
}
}
}Environment variables
COMMAND
Replace the placeholders with your own credentials and keep them out of version control.