diff --git a/arch/arch_config_schema.yaml b/arch/arch_config_schema.yaml
index b532117c..96e14856 100644
--- a/arch/arch_config_schema.yaml
+++ b/arch/arch_config_schema.yaml
@@ -33,6 +33,8 @@ properties:
             enum:
               - http
               - https
+          http_host:
+            type: string
         additionalProperties: false
         required:
           - endpoint
@@ -66,6 +68,8 @@ properties:
           enum:
             - http
             - https
+        http_host:
+          type: string
       additionalProperties: false
       required:
         - name
diff --git a/arch/envoy.template.yaml b/arch/envoy.template.yaml
index 588c6f66..5dfa60b3 100644
--- a/arch/envoy.template.yaml
+++ b/arch/envoy.template.yaml
@@ -537,7 +537,11 @@ static_resources:
                     socket_address:
                       address: {{ cluster.endpoint }}
                       port_value: {{ cluster.port }}
+                  {% if cluster.http_host %}
+                  hostname: {{ cluster.http_host }}
+                  {% else %}
                   hostname: {{ cluster.endpoint }}
+                  {% endif %}
       {% if cluster.protocol == "https" %}
       transport_socket:
         name: envoy.transport_sockets.tls
@@ -566,7 +570,11 @@ static_resources:
                     socket_address:
                       address: {{ local_llm_provider.endpoint }}
                       port_value: {{ local_llm_provider.port }}
+                  {% if local_llm_provider.http_host %}
+                  hostname: {{ local_llm_provider.http_host }}
+                  {% else %}
                   hostname: {{ local_llm_provider.endpoint }}
+                  {% endif %}
       {% if local_llm_provider.protocol == "https" %}
       transport_socket:
         name: envoy.transport_sockets.tls