diff --git a/mcp_server/config/config-docker-falkordb-combined.yaml b/mcp_server/config/config-docker-falkordb-combined.yaml
index 150e06d8..31512ead 100644
--- a/mcp_server/config/config-docker-falkordb-combined.yaml
+++ b/mcp_server/config/config-docker-falkordb-combined.yaml
@@ -8,7 +8,7 @@ server:
 
 llm:
   provider: "openai"  # Options: openai, azure_openai, anthropic, gemini, groq
-  model: "gpt-5-mini"
+  model: ${MODEL_NAME:"gpt-4o"}
   max_tokens: 4096
 
   providers:
diff --git a/mcp_server/config/config-docker-falkordb.yaml b/mcp_server/config/config-docker-falkordb.yaml
index 5bc8f14d..d3541223 100644
--- a/mcp_server/config/config-docker-falkordb.yaml
+++ b/mcp_server/config/config-docker-falkordb.yaml
@@ -8,7 +8,7 @@ server:
   
 llm:
   provider: "openai"  # Options: openai, azure_openai, anthropic, gemini, groq
-  model: "gpt-5-mini"
+  model: ${MODEL_NAME:"gpt-4o"}
   max_tokens: 4096
   
   providers:
@@ -98,4 +98,4 @@ graphiti:
     - name: "Topic"
       description: "Subject of conversation, interest, or knowledge domain (use as last resort)"
     - name: "Object"
-      description: "Physical items, tools, devices, or possessions (use as last resort)"
\ No newline at end of file
+      description: "Physical items, tools, devices, or possessions (use as last resort)"
diff --git a/mcp_server/config/config-docker-neo4j.yaml b/mcp_server/config/config-docker-neo4j.yaml
index f2ab6e58..86d60002 100644
--- a/mcp_server/config/config-docker-neo4j.yaml
+++ b/mcp_server/config/config-docker-neo4j.yaml
@@ -8,7 +8,7 @@ server:
   
 llm:
   provider: "openai"  # Options: openai, azure_openai, anthropic, gemini, groq
-  model: "gpt-5-mini"
+  model: ${MODEL_NAME:"gpt-4o"}
   max_tokens: 4096
   
   providers:
@@ -100,4 +100,4 @@ graphiti:
     - name: "Topic"
       description: "Subject of conversation, interest, or knowledge domain (use as last resort)"
     - name: "Object"
-      description: "Physical items, tools, devices, or possessions (use as last resort)"
\ No newline at end of file
+      description: "Physical items, tools, devices, or possessions (use as last resort)"
diff --git a/mcp_server/config/config.yaml b/mcp_server/config/config.yaml
index 91f72377..da09662c 100644
--- a/mcp_server/config/config.yaml
+++ b/mcp_server/config/config.yaml
@@ -6,13 +6,13 @@
 # See README.md "Concurrency and LLM Provider 429 Rate Limit Errors" section for tuning guidance
 
 server:
-  transport: "http"  # Options: stdio, sse (deprecated), http
+  transport: "sse"  # Options: stdio, sse (deprecated), http
   host: "0.0.0.0"
   port: 8000
   
 llm:
   provider: "openai"  # Options: openai, azure_openai, anthropic, gemini, groq
-  model: "gpt-5-mini"
+  model: ${MODEL_NAME:"gpt-4o"}
   max_tokens: 4096
   
   providers:
@@ -71,7 +71,7 @@ embedder:
       model: "voyage-3"
 
 database:
-  provider: "falkordb"  # Default: falkordb. Options: neo4j, falkordb
+  provider: "neo4j"  # Default: falkordb. Options: neo4j, falkordb
 
   providers:
     falkordb:
@@ -108,4 +108,4 @@ graphiti:
     - name: "Topic"
       description: "Subject of conversation, interest, or knowledge domain (use as last resort)"
     - name: "Object"
-      description: "Physical items, tools, devices, or possessions (use as last resort)"
\ No newline at end of file
+      description: "Physical items, tools, devices, or possessions (use as last resort)"