MCP server available tools reference

MCP server tool reference

The Certorix MCP server exposes the following tools to AI agents like Claude Desktop.

Tree tools

• list_trees(status?, limit?, offset?) – Returns all trees. Parameters: status ('published' / 'draft' / 'all'), limit (default 50), offset (for pagination).
• get_tree(treeId) – Returns full tree structure: metadata, all nodes, connections, version history.
• create_tree(metadata, nodes) – Creates a new tree. metadata must include title and startNodeId. nodes is an array of node objects.
• update_tree(treeId, metadata?, nodes?) – Updates tree metadata or nodes.
• publish_tree(treeId) – Publishes the tree (requires validation).
• unpublish_tree(treeId) – Unpublishes the tree.
• delete_tree(treeId) – Soft‑deletes the tree.

Fact tools

• list_facts(query?, status?, limit?, offset?) – Searches facts. query searches subject, predicate, object. status filters by fact status.
• get_fact(factId) – Returns full fact details including VNT signature if certified.
• create_fact(subject, predicate, object, sourceUrl?, body?) – Creates a new fact (Draft).
• certify_fact(factId) – Certifies a fact (generates VNT token).

Session tools

• list_sessions(treeId?, limit?) – Lists diagnostic sessions. Useful for analytics.
• get_session(sessionId) – Returns full session transcript.