Home Assistant Dashboards & Cards

Workflow

• Determine whether to create a new dashboard or edit an existing one.
• If editing, locate target cards first and transform config with a current

  config_hash

  .
• Use built-in cards unless a custom card is required.
• Discover entity IDs before wiring cards.
• Provide minimal, valid dashboard snippets or tool-driven changes.

Tooling map (ha-mcp)

• Discover entities:

  ha_get_overview

  ,

  ha_search_entities

• List/get dashboards:

  ha_config_get_dashboard

• Find cards:

  ha_dashboard_find_card

• Card docs:

  ha_get_card_types

  ,

  ha_get_card_documentation

• Update config:

  ha_config_set_dashboard

  ,

  ha_config_update_dashboard_metadata

• Resources:

  ha_config_list_dashboard_resources

  ,

  ha_config_set_dashboard_resource

  ,

  ha_config_set_inline_dashboard_resource

  ,

  ha_config_delete_dashboard_resource

• HACS cards:

  ha_hacs_info

  ,

  ha_hacs_list_installed

  ,

  ha_hacs_search

  ,

  ha_hacs_download

Caveats

• Dashboard URL paths must contain a hyphen.
• Strategy dashboards require “Take Control” before editing.
• Resource changes may require a hard refresh.
• Jinja templates are not evaluated in core Lovelace YAML.

References

• Design patterns:

  references/DESIGN_PATTERNS.md

• Card schema guide:

  references/CARD_SCHEMA_GUIDE.md

• Custom resources:

  references/CUSTOM_RESOURCES.md