A capability-based operating layer for long-running autonomous software engineering agents. Rust daemon, signed capabilities, append-only audit, drift-aware memory, fail-closed sandbox dispatch, commit-scoped provenance.
Setup
Choose your client, copy the config, then fill in any required environment variables.
claude mcp add covenant-guard --env MIZUKI_API_TOKEN='<MIZUKI_API_TOKEN>' -- npx -y mizuki-mcp~/.codex/config.toml
[mcp_servers.covenant-guard]
command = "npx"
args = ["-y", "mizuki-mcp"]
env = { MIZUKI_API_TOKEN = "<MIZUKI_API_TOKEN>" }
# codex mcp add covenant-guard --env MIZUKI_API_TOKEN='<MIZUKI_API_TOKEN>' -- npx -y mizuki-mcp~/.cursor/mcp.json
{
"mcpServers": {
"covenant-guard": {
"command": "npx",
"args": [
"-y",
"mizuki-mcp"
],
"env": {
"MIZUKI_API_TOKEN": "<MIZUKI_API_TOKEN>"
}
}
}
}.vscode/mcp.json
{
"servers": {
"covenant-guard": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"mizuki-mcp"
],
"env": {
"MIZUKI_API_TOKEN": "<MIZUKI_API_TOKEN>"
}
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"covenant-guard": {
"command": "npx",
"args": [
"-y",
"mizuki-mcp"
],
"env": {
"MIZUKI_API_TOKEN": "<MIZUKI_API_TOKEN>"
}
}
}
}claude_desktop_config.json
{
"mcpServers": {
"covenant-guard": {
"command": "npx",
"args": [
"-y",
"mizuki-mcp"
],
"env": {
"MIZUKI_API_TOKEN": "<MIZUKI_API_TOKEN>"
}
}
}
}.trae/mcp.json
{
"mcpServers": {
"covenant-guard": {
"command": "npx",
"args": [
"-y",
"mizuki-mcp"
],
"env": {
"MIZUKI_API_TOKEN": "<MIZUKI_API_TOKEN>"
}
}
}
}Environment variables
MIZUKI_API_TOKEN
Replace the placeholders with your own credentials and keep them out of version control.