Slotlock MCP Setup & Guide

{
  "id": "io.github.PILOTAAI/slotlock",
  "type": "mcp-server",
  "version": "0.2.0",
  "displayName": "Slotlock",
  "description": "Calendars for AI agents: free/busy, next free slot, and bookings PostgreSQL never double-books.",
  "repository": {
    "url": "https://github.com/PILOTAAI/slotlock",
    "source": "github"
  },
  "homepage": "https://slotlock.pylota.io",
  "distribution": {
    "packages": [
      {
        "registryType": "oci",
        "identifier": "ghcr.io/pilotaai/slotlock:0.2.0",
        "runtimeHint": "docker",
        "transport": "streamable-http",
        "environmentVariables": [
          {
            "name": "DATABASE_URL",
            "description": "postgres:// URL of a PostgreSQL 16 database the container can reach, as a role that is not a superuser and has no BYPASSRLS: serve refuses one, since row-level security would not confine it. Without SLOTLOCK_MIGRATE_DATABASE_URL this role also applies the schema, so it must be able to create it.",
            "isRequired": true,
            "isSecret": true
          },
          {
            "name": "SLOTLOCK_AUTH_TOKEN",
            "description": "Bearer token MCP and A2A clients must send: at least 32 random characters (openssl rand -hex 32).",
            "isRequired": true,
            "isSecret": true
          },
          {
            "name": "SLOTLOCK_CONFIRMATION_SECRET",
            "description": "Signs pending write confirmations: at least 32 random characters, different from the token. Not needed when SLOTLOCK_CONFIRM_WRITES is none.",
            "isRequired": true,
            "isSecret": true
          },
          {
            "name": "PORT",
            "description": "Port the server listens on inside the container."
          },
          {
            "name": "SLOTLOCK_MIGRATE_DATABASE_URL",
            "description": "postgres:// URL of the schema owner. When set, migration runs as this role and grants the DATABASE_URL role only what it needs at runtime.",
            "isSecret": true
          },
          {
            "name": "SLOTLOCK_CONFIRM_WRITES",
            "description": "Writes that wait for a person to confirm them: all, none, or a comma-separated list of slotlock_create_event, slotlock_update_event, slotlock_delete_event. Clients without MCP 2026-07-28 form elicitation have guarded writes refused."
          },
          {
            "name": "SLOTLOCK_AVAILABILITY",
            "description": "JSON array of weekly bookable-hours rules, e.g. [{\"rrule\":\"FREQ=WEEKLY;BYDAY=MO,TU,WE,TH,FR\",\"startMinutes\":540,\"durationMinutes\":480}]. Without rules no slot is ever offered."
          },
          {
            "name": "SLOTLOCK_REST_API",
            "description": "on: also serve the tools as a REST API under /v1, and the application API (resources, bookable hours, holds, reservations, coverage, maintenance) for admin keys, described by an OpenAPI 3.1 document at /openapi.json. Writes that wait for confirmation answer 428 there. off: MCP and A2A only."
          },
          {
            "name": "SLOTLOCK_TENANT",
            "description": "The tenant every request acts in."
          }
        ]
      }
    ],
    "remotes": []
  },
  "dependencies": [],
  "installTargets": [
    "claude-code",
    "claude-desktop",
    "cursor",
    "vscode",
    "trae",
    "cherry-studio",
    "lingma",
    "windsurf",
    "cline",
    "workbuddy"
  ],
  "keywords": [],
  "provenance": {
    "origin": "official-mcp-registry",
    "originalId": "io.github.PILOTAAI/slotlock",
    "originalUrl": "https://registry.modelcontextprotocol.io/v0.1/servers/io.github.PILOTAAI%2Fslotlock/versions/latest",
    "isOfficial": true,
    "status": "active"
  }
}