diff --git a/crates/brightstaff/src/router/llm_router.rs b/crates/brightstaff/src/router/llm_router.rs
index afb0a94a..e9f988ad 100644
--- a/crates/brightstaff/src/router/llm_router.rs
+++ b/crates/brightstaff/src/router/llm_router.rs
@@ -85,7 +85,7 @@ impl RouterService {
 
         info!(
             "router_request: {}",
-            shorten_string(&serde_json::to_string(&router_request).unwrap())
+            &serde_json::to_string(&router_request).unwrap()
         );
 
         let mut llm_route_request_headers = header::HeaderMap::new();
diff --git a/demos/use_cases/preference_based_routing/arch_config.yaml b/demos/use_cases/preference_based_routing/arch_config.yaml
index b4a1116b..9233f2f8 100644
--- a/demos/use_cases/preference_based_routing/arch_config.yaml
+++ b/demos/use_cases/preference_based_routing/arch_config.yaml
@@ -1,9 +1,7 @@
 version: "0.1-beta"
 
 routing:
-  model: gpt-4o
-  # model: archgw-router
-  # model: claude-3.7
+  model: archgw-v1-router-model
 
 listeners:
   egress_traffic:
@@ -14,22 +12,28 @@ listeners:
 
 llm_providers:
 
+  - name: archgw-v1-router-model
+    provider_interface: openai
+    model: cotran2/llama-1b-4-26
+    base_url: http://35.192.87.187:8000/v1
+
+  - name: gpt-4o-mini
+    provider_interface: openai
+    access_key: $OPENAI_API_KEY
+    model: gpt-4o-mini
+    default: true
+
   - name: gpt-4o
     provider_interface: openai
     access_key: $OPENAI_API_KEY
     model: gpt-4o
-    usage: |
-      - complex reasoning problem
-      - require multi step answer
+    usage: Generating original content such as scripts, articles, or creative materials.
 
   - name: o4-mini
     provider_interface: openai
     access_key: $OPENAI_API_KEY
     model: o4-mini
-    usage: |
-      - simple requests like hello, hi etc.
-      - basic fact retrieval
-      - easy to answer
+    usage: Requesting topic ideas specifically related to personal finance and budgeting.
 
 tracing:
   random_sampling: 100
diff --git a/demos/use_cases/preference_based_routing/test.rest b/demos/use_cases/preference_based_routing/test.rest
index f7c18cfb..9fc6f6fe 100644
--- a/demos/use_cases/preference_based_routing/test.rest
+++ b/demos/use_cases/preference_based_routing/test.rest
@@ -1,4 +1,4 @@
-@arch_llm_router_endpoint = http://34.30.16.38:8000
+@arch_llm_router_endpoint = http://35.192.87.187:8000
 
 POST {{arch_llm_router_endpoint}}/v1/chat/completions HTTP/1.1
 Content-Type: application/json