Brain

brain_knowledge_neighborhood

Expand the neighborhood (related entities + relations) around one knowledge entity

Tool

Expand the neighborhood (related entities + relations) around one knowledge entity

Name	Type	Required	Description
depth	integer	—	Hops to expand (engine clamps to 3)
limit	integer	—	Max neighbors
scope	string	—	Read scope; 'both' (default) unions shared + your private
entity_ref	string	•	Entity id or name to expand around
entity_type	string	—	Only include neighbors of this entity type
relation_type	string	—	Only traverse this relation type

Field	Type	Always
root	object	•
entities	array	•
relations	array	•
elapsed_ms	number	•
request_id	string	•

Expand the neighborhood (related entities + relations) around one knowledge entity.

When to use

Expand the neighborhood (related entities + relations) around one knowledge entity

Ask your agent something like this:

Expand the neighborhood (related entities + relations) around one knowledge entity.

The agent will invoke brain_knowledge_neighborhood with these arguments:

{
  "entity_ref": "<entity_ref>"
}