diff --git a/src/proxy/middleware/request/preprocessor-factory.ts b/src/proxy/middleware/request/preprocessor-factory.ts
index 7358a57..0f9e98b 100644
--- a/src/proxy/middleware/request/preprocessor-factory.ts
+++ b/src/proxy/middleware/request/preprocessor-factory.ts
@@ -143,8 +143,15 @@ const handleTestMessage: RequestHandler = (req, res) => {
       completion: "Hello!",
       // anthropic chat
       content: [{ type: "text", text: "Hello!" }],
+      // gemini
+      candidates: [
+        {
+          content: { parts: [{ text: "Hello!" }] },
+          finishReason: "stop",
+        },
+      ],
       proxy_note:
-        "This response was generated by the proxy's test message handler and did not go to the API.",
+        "SillyTavern connection test detected. Your prompt was not sent to the actual model and this response was generated by the proxy.",
     });
   }
 };
diff --git a/src/shared/key-management/aws/checker.ts b/src/shared/key-management/aws/checker.ts
index 395709a..06a3671 100644
--- a/src/shared/key-management/aws/checker.ts
+++ b/src/shared/key-management/aws/checker.ts
@@ -16,6 +16,7 @@ type AliasModelId = string;
 type ModuleAliasTuple = [ParentModelId, ...AliasModelId[]];
 
 const KNOWN_MODEL_IDS: ModuleAliasTuple[] = [
+  ["anthropic.claude-instant-v1"],
   ["anthropic.claude-v2", "anthropic.claude-v2:1"],
   ["anthropic.claude-3-sonnet-20240229-v1:0"],
   ["anthropic.claude-3-haiku-20240307-v1:0"],