Wraps MCP servers in a default-deny policy proxy that blocks dangerous tool calls at runtime.
Setup
Choose your client, copy the config, then fill in any required environment variables.
claude mcp add seatbelt -- npx -y @kryptosai/mcp-seatbelt~/.codex/config.toml
[mcp_servers.seatbelt]
command = "npx"
args = ["-y", "@kryptosai/mcp-seatbelt"]
# codex mcp add seatbelt -- npx -y @kryptosai/mcp-seatbelt~/.cursor/mcp.json
{
"mcpServers": {
"seatbelt": {
"command": "npx",
"args": [
"-y",
"@kryptosai/mcp-seatbelt"
]
}
}
}.vscode/mcp.json
{
"servers": {
"seatbelt": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@kryptosai/mcp-seatbelt"
]
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"seatbelt": {
"command": "npx",
"args": [
"-y",
"@kryptosai/mcp-seatbelt"
]
}
}
}claude_desktop_config.json
{
"mcpServers": {
"seatbelt": {
"command": "npx",
"args": [
"-y",
"@kryptosai/mcp-seatbelt"
]
}
}
}.trae/mcp.json
{
"mcpServers": {
"seatbelt": {
"command": "npx",
"args": [
"-y",
"@kryptosai/mcp-seatbelt"
]
}
}
}