Codex Subagent

{
  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
  "name": "io.github.parisbs/codex-subagent-mcp",
  "description": "Delegate coding tasks to the OpenAI Codex CLI, installed separately, with explicit model and effort.",
  "title": "Codex Subagent",
  "repository": {
    "url": "https://github.com/parisbs/codex-subagent-mcp",
    "source": "github"
  },
  "version": "0.5.0",
  "websiteUrl": "https://github.com/parisbs/codex-subagent-mcp#readme",
  "packages": [
    {
      "registryType": "npm",
      "identifier": "codex-subagent-mcp",
      "version": "0.5.0",
      "transport": {
        "type": "stdio"
      },
      "environmentVariables": [
        {
          "description": "Model used when a call names none; without it the server asks which model to use.",
          "format": "string",
          "name": "CODEX_SUBAGENT_DEFAULT_MODEL"
        },
        {
          "description": "Reasoning effort used when a call specifies none.",
          "format": "string",
          "name": "CODEX_SUBAGENT_DEFAULT_EFFORT"
        },
        {
          "description": "Comma-separated allow-list of model slugs; anything else is refused.",
          "format": "string",
          "name": "CODEX_SUBAGENT_ALLOWED_MODELS"
        },
        {
          "description": "Sandbox used when a call specifies none. Defaults to read-only and cannot exceed the ceiling.",
          "format": "string",
          "name": "CODEX_SUBAGENT_DEFAULT_SANDBOX"
        },
        {
          "description": "Ceiling on what a delegation may do. Defaults to workspace-write; danger-full-access must be set explicitly.",
          "format": "string",
          "name": "CODEX_SUBAGENT_MAX_SANDBOX"
        },
        {
          "description": "Ceiling on reasoning effort.",
          "format": "string",
          "name": "CODEX_SUBAGENT_MAX_EFFORT"
        },
        {
          "description": "MCP servers from Codex's config a delegation keeps: none (default), all, or comma-separated names.",
          "format": "string",
          "name": "CODEX_SUBAGENT_MCP_SERVERS"
        },
        {
          "description": "Installed Codex plugins a delegation keeps: none (default), all, or comma-separated name@marketplace ids.",
          "format": "string",
          "name": "CODEX_SUBAGENT_PLUGINS"
        },
        {
          "description": "Whether a delegation keeps Codex's apps (connectors to external services): off (default) or on.",
          "format": "string",
          "name": "CODEX_SUBAGENT_APPS"
        },
        {
          "description": "Path to the Codex executable, if it is not codex on PATH. On Windows it must be codex.exe, not a .cmd shim.",
          "format": "string",
          "name": "CODEX_BIN"
        }
      ]
    }
  ]
}