MCP client working

trustgraph-base/trustgraph/base/tool_service.py

@@ -81,7 +81,7 @@ class ToolService(FlowProcessor):
                 )
 
             __class__.tool_invocation_metric.labels(
-                id = self.id, flow = self.flow, name = request.name,
+                id = self.id, flow = flow.name, name = request.name,
             ).inc()
 
         except TooManyRequests as e:

trustgraph-flow/trustgraph/agent/mcp_tool/service.py

@@ -44,10 +44,17 @@ class Service(ToolService):
                     )
 
                     print(result)
+
                     if result.structuredContent:
                         return result.structuredContent
+                    elif hasattr(result, "content"):
+                            return "".join([
+                                x.text
+                                for x in result.content
+                            ])
                     else:
-                        return result.unstructuredContent
+                        return "No content"
+
         except BaseExceptionGroup as e:
 
             for child in e.exceptions: