diff --git a/helm/knowledge-tree/templates/worker-bottomup-deployment.yaml b/helm/knowledge-tree/templates/worker-bottomup-deployment.yaml
index 40dff818..493cb878 100644
--- a/helm/knowledge-tree/templates/worker-bottomup-deployment.yaml
+++ b/helm/knowledge-tree/templates/worker-bottomup-deployment.yaml
@@ -5,7 +5,7 @@ metadata:
   labels:
     {{- include "knowledge-tree.componentLabels" (dict "root" . "component" "worker-bottomup") | nindent 4 }}
 spec:
-  replicas: {{ .Values.workers.orchestrator.replicas }}
+  replicas: {{ .Values.workers.bottomup.replicas }}
   selector:
     matchLabels:
       {{- include "knowledge-tree.componentSelectorLabels" (dict "root" . "component" "worker-bottomup") | nindent 6 }}
@@ -25,13 +25,13 @@ spec:
         {{- include "knowledge-tree.initWaitForToken" . | nindent 8 }}
       containers:
         - name: worker
-          image: {{ include "knowledge-tree.image" (dict "root" . "image" .Values.workers.orchestrator.image "defaultName" "openktree-worker-bottomup") }}
+          image: {{ include "knowledge-tree.image" (dict "root" . "image" .Values.workers.bottomup.image "defaultName" "openktree-worker-bottomup") }}
           imagePullPolicy: {{ .Values.global.imagePullPolicy }}
           env:
             {{- include "knowledge-tree.sharedEnv" . | nindent 12 }}
           volumeMounts:
             {{- include "knowledge-tree.configVolumeMount" . | nindent 12 }}
           resources:
-            {{- toYaml .Values.workers.orchestrator.resources | nindent 12 }}
+            {{- toYaml .Values.workers.bottomup.resources | nindent 12 }}
       volumes:
         {{- include "knowledge-tree.configVolume" . | nindent 8 }}
diff --git a/helm/knowledge-tree/templates/worker-synthesis-deployment.yaml b/helm/knowledge-tree/templates/worker-synthesis-deployment.yaml
new file mode 100644
index 00000000..0b442acc
--- /dev/null
+++ b/helm/knowledge-tree/templates/worker-synthesis-deployment.yaml
@@ -0,0 +1,37 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: {{ include "knowledge-tree.fullname" . }}-worker-synthesis
+  labels:
+    {{- include "knowledge-tree.componentLabels" (dict "root" . "component" "worker-synthesis") | nindent 4 }}
+spec:
+  replicas: {{ .Values.workers.synthesis.replicas }}
+  selector:
+    matchLabels:
+      {{- include "knowledge-tree.componentSelectorLabels" (dict "root" . "component" "worker-synthesis") | nindent 6 }}
+  template:
+    metadata:
+      labels:
+        {{- include "knowledge-tree.componentSelectorLabels" (dict "root" . "component" "worker-synthesis") | nindent 8 }}
+      annotations:
+        checksum/config: {{ include (print $.Template.BasePath "/configmap.yaml") . | sha256sum }}
+    spec:
+      {{- with .Values.global.imagePullSecrets }}
+      imagePullSecrets:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      initContainers:
+        {{- include "knowledge-tree.initWaitContainers" . | nindent 8 }}
+        {{- include "knowledge-tree.initWaitForToken" . | nindent 8 }}
+      containers:
+        - name: worker
+          image: {{ include "knowledge-tree.image" (dict "root" . "image" .Values.workers.synthesis.image "defaultName" "openktree-worker-synthesis") }}
+          imagePullPolicy: {{ .Values.global.imagePullPolicy }}
+          env:
+            {{- include "knowledge-tree.sharedEnv" . | nindent 12 }}
+          volumeMounts:
+            {{- include "knowledge-tree.configVolumeMount" . | nindent 12 }}
+          resources:
+            {{- toYaml .Values.workers.synthesis.resources | nindent 12 }}
+      volumes:
+        {{- include "knowledge-tree.configVolume" . | nindent 8 }}
diff --git a/helm/knowledge-tree/values.yaml b/helm/knowledge-tree/values.yaml
index 0841f940..59fe32ce 100644
--- a/helm/knowledge-tree/values.yaml
+++ b/helm/knowledge-tree/values.yaml
@@ -262,7 +262,7 @@ wikiFrontend:
 # Workers
 # =============================================================================
 workers:
-  orchestrator:
+  bottomup:
     replicas: 1
     image:
       repository: ""
@@ -298,18 +298,6 @@ workers:
       limits:
         memory: 2Gi
 
-  query:
-    replicas: 1
-    image:
-      repository: ""
-      tag: ""
-    resources:
-      requests:
-        memory: 256Mi
-        cpu: 100m
-      limits:
-        memory: 1Gi
-
   ingest:
     replicas: 1
     image:
@@ -322,7 +310,7 @@ workers:
       limits:
         memory: 2Gi
 
-  conversations:
+  synthesis:
     replicas: 1
     image:
       repository: ""
@@ -353,9 +341,6 @@ configYaml:
   models:
     default: "openrouter/x-ai/grok-4.1-fast"
 
-  orchestrator:
-    model: "openrouter/minimax/minimax-m2.5:nitro"
-
   decomposition:
     model: "openrouter/x-ai/grok-4.1-fast"
     thinking_level: "low"