Tools

Provided tools:

Tool ReadOnly Purpose Notes

Tool	ReadOnly	Purpose	Notes
`get-schema`	Yes	Introspect labels, relationship types, property keys	Provide valuable context to the client LLMs.
`read-cypher`	Yes	Execute arbitrary Cypher^® (read mode)	Rejects writes, schema/admin operations, and PROFILE queries.
`write-cypher`	No	Execute arbitrary Cypher (write mode)	Caution: LLM-generated queries can cause harm. Use only in development environments. Disabled if `NEO4J_READ_ONLY=true`.
`list-gds-procedures`	Yes	List GDS procedures available in the instance	Help the client LLM to have better visibility on available GDS procedures.

get-schema

Yes

Introspect labels, relationship types, property keys

Provide valuable context to the client LLMs.

read-cypher

Yes

Execute arbitrary Cypher^® (read mode)

Rejects writes, schema/admin operations, and PROFILE queries.

write-cypher

Execute arbitrary Cypher (write mode)

Caution: LLM-generated queries can cause harm. Use only in development environments. Disabled if NEO4J_READ_ONLY=true.

list-gds-procedures

Yes

List GDS procedures available in the instance

Help the client LLM to have better visibility on available GDS procedures.

Readonly mode

Enable readonly mode by setting the NEO4J_READ_ONLY environment variable to true. When enabled, write tools (such as write-cypher) are not exposed to clients.