Graph Tools¶
The OpenTrace knowledge graph can be queried through MCP tools, available to both the built-in chat agent and the Claude Code plugin.
Tools¶
| Tool | Description |
|---|---|
search_graph |
Full-text search across nodes by name or properties |
list_nodes |
List nodes by type with optional property filters |
get_node |
Get full details of a single node by ID |
traverse_graph |
BFS traversal to discover connected nodes |
load_source |
Fetch source code for an indexed file or symbol |
get_stats |
Node and edge counts by type |
Node Types¶
The knowledge graph contains the following node types:
| Category | Types |
|---|---|
| Code | Class, Module, Function, File, Directory |
| Infrastructure | Service, Cluster, Namespace, Deployment |
| Observability | InstrumentedService, Span, Log, Metric |
| Data | Database, DBTable, Endpoint |
| Organization | Repo, Repository |