| EVOLUTION_API_URL | Yes | URL of your Evolution API server (e.g. https://evolution.example.com). Evolution API 2.x is required. |
| EVOLUTION_INSTANCE_TOKEN | Yes | The token of this one instance (Evolution Manager: open the instance and copy its token). The server's global AUTHENTICATION_API_KEY is refused. The instance name and integration are discovered from the token. Secret. |
| EVOLUTION_MCP_TOOLSETS | No | Toolsets to enable: a comma list of instance, messaging, chats, contacts, groups, labels, profile, status, catalog, templates, settings, events, integrations, or the presets `core` and `all`. Default: `core` (messaging, chats, contacts). The --toolsets option overrides it. |
| EVOLUTION_MCP_ALLOW | No | Tools that change data the agent may call. `*` (default) allows every tool not denied; `none` makes the server read-only; or a comma list of tool names. Reads are never gated by this list. |
| EVOLUTION_MCP_DENY | No | Tool names the agent may never call. A value set here REPLACES the default list, which is post_status, remove_group_participants, set_webhook, set_event_channel, set_proxy, set_chatwoot_config. |
| EVOLUTION_MCP_ALLOW_IRREVERSIBLE | No | Tools that cannot be undone (logout_instance, delete_message_for_everyone, leave_group, delete_template, delete_chatbot, delete_openai_credential) run only when this is `yes` (also `true` or `1`). Default: no. |
| EVOLUTION_MCP_DEFAULT_DELAY_MS | No | Milliseconds of 'typing...' Evolution shows before each message is sent when a call gives no delay. Integer from 0 to 20000. Default: 1200. |
| EVOLUTION_MCP_MAX_WRITES_PER_MINUTE | No | Maximum number of tools that change data per minute on this server; 0 turns the limit off. Integer, 0 or more. Default: 30. |
| EVOLUTION_MCP_FILE_ROOTS | No | Folders send_local_files may read: absolute paths of existing directories separated by the operating system's path separator (':' on macOS and Linux, ';' on Windows). Default: Desktop, Documents, Downloads, Pictures, Movies and Music in the home folder (those that exist) plus the download folder. |
| EVOLUTION_MCP_DOWNLOAD_DIR | No | Absolute folder where download_message_media saves received files and export_chat its exports/ folders. Default: ~/Downloads/evolution-api-mcp. |
| EVOLUTION_MCP_TIMEZONE | No | IANA time zone for the times tools show and for times given without a zone, e.g. Europe/Rome. Default: the computer's zone (TZ, then /etc/localtime), else UTC. |