diff --git a/backend/cmd/main.go b/backend/cmd/main.go
index 0e712bf..9b81a8e 100644
--- a/backend/cmd/main.go
+++ b/backend/cmd/main.go
@@ -226,7 +226,7 @@ func main() {
 			graphView := graphGroup.Group("")
 			graphView.Use(handlers.RequireView())
 			{
-				graphView.GET("", graphHandlers.GetYAML)
+				graphView.GET("", graphHandlers.GetGraph)
 				graphView.GET("/order", graphHandlers.StartupOrder)
 				graphView.GET("/cycle", graphHandlers.CycleCheck)
 				graphView.GET("/failure", graphHandlers.GetFailureRootCause)
diff --git a/backend/docs/docs.go b/backend/docs/docs.go
index c1fac0e..7e55485 100644
--- a/backend/docs/docs.go
+++ b/backend/docs/docs.go
@@ -1001,19 +1001,20 @@ const docTemplate = `{
                         "Bearer": []
                     }
                 ],
-                "description": "Returns the service dependency graph as raw YAML text",
+                "description": "Returns the service dependency graph as JSON",
                 "produces": [
-                    "text/plain"
+                    "application/json"
                 ],
                 "tags": [
                     "graph"
                 ],
-                "summary": "Get dependency graph YAML",
+                "summary": "Get dependency graph",
                 "responses": {
                     "200": {
-                        "description": "YAML content",
+                        "description": "Dependency graph",
                         "schema": {
-                            "type": "string"
+                            "type": "object",
+                            "additionalProperties": true
                         }
                     }
                 }
diff --git a/backend/docs/swagger.json b/backend/docs/swagger.json
index ac2ee40..4382d0b 100644
--- a/backend/docs/swagger.json
+++ b/backend/docs/swagger.json
@@ -990,19 +990,20 @@
                         "Bearer": []
                     }
                 ],
-                "description": "Returns the service dependency graph as raw YAML text",
+                "description": "Returns the service dependency graph as JSON",
                 "produces": [
-                    "text/plain"
+                    "application/json"
                 ],
                 "tags": [
                     "graph"
                 ],
-                "summary": "Get dependency graph YAML",
+                "summary": "Get dependency graph",
                 "responses": {
                     "200": {
-                        "description": "YAML content",
+                        "description": "Dependency graph",
                         "schema": {
-                            "type": "string"
+                            "type": "object",
+                            "additionalProperties": true
                         }
                     }
                 }
diff --git a/backend/docs/swagger.yaml b/backend/docs/swagger.yaml
index ce58038..8b3e4dd 100644
--- a/backend/docs/swagger.yaml
+++ b/backend/docs/swagger.yaml
@@ -1181,17 +1181,18 @@ paths:
       - auth
   /graph:
     get:
-      description: Returns the service dependency graph as raw YAML text
+      description: Returns the service dependency graph as JSON
       produces:
-      - text/plain
+      - application/json
       responses:
         "200":
-          description: YAML content
+          description: Dependency graph
           schema:
-            type: string
+            additionalProperties: true
+            type: object
       security:
       - Bearer: []
-      summary: Get dependency graph YAML
+      summary: Get dependency graph
       tags:
       - graph
     put:
diff --git a/backend/internal/handlers/graph.go b/backend/internal/handlers/graph.go
index 7b1273e..8f30d1f 100644
--- a/backend/internal/handlers/graph.go
+++ b/backend/internal/handlers/graph.go
@@ -53,25 +53,52 @@ func (h *GraphHandlers) reload() error {
 	return nil
 }
 
-// GetGraph returns the current parsed graph.
-func (h *GraphHandlers) GetGraph() *graph.Graph {
+// LoadedGraph returns the current parsed graph.
+func (h *GraphHandlers) LoadedGraph() *graph.Graph {
 	h.mu.RLock()
 	defer h.mu.RUnlock()
 	return h.loaded
 }
 
-// GetYAML returns the raw YAML content.
-// @Summary Get dependency graph YAML
-// @Description Returns the service dependency graph as raw YAML text
+// GetGraph returns the current dependency graph as JSON.
+// @Summary Get dependency graph
+// @Description Returns the service dependency graph as JSON
 // @Tags graph
-// @Produce plain
-// @Success 200 {string} string "YAML content"
+// @Produce json
+// @Success 200 {object} map[string]interface{} "Dependency graph"
 // @Security Bearer
 // @Router /graph [get]
-func (h *GraphHandlers) GetYAML(c *gin.Context) {
+func (h *GraphHandlers) GetGraph(c *gin.Context) {
 	h.mu.RLock()
 	defer h.mu.RUnlock()
-	c.Data(http.StatusOK, "text/yaml", h.yamlData)
+
+	g := h.loaded
+	if g == nil {
+		c.JSON(http.StatusOK, gin.H{"nodes": map[string]interface{}{}})
+		return
+	}
+
+	nodes := make(map[string]interface{})
+	for _, node := range g.Nodes() {
+		services := make(map[string]interface{})
+		for _, svc := range node.Services {
+			deps := make([]map[string]interface{}, 0)
+			for _, dep := range svc.Dependencies {
+				deps = append(deps, map[string]interface{}{
+					"target":    dep.Target,
+					"condition": dep.Condition,
+				})
+			}
+			services[svc.Name] = map[string]interface{}{
+				"dependencies": deps,
+			}
+		}
+		nodes[node.ID] = map[string]interface{}{
+			"services": services,
+		}
+	}
+
+	c.JSON(http.StatusOK, gin.H{"nodes": nodes})
 }
 
 // UpdateYAML updates the graph from new YAML text.