--- a/mrjunejune/conversation_api.h	Thu Aug 06 11:31:30 2026 -0700
+++ b/mrjunejune/conversation_api.h	Fri Aug 07 07:34:12 2026 -0700
@@ -3,7 +3,25 @@
 
 #include "dowa/dowa.h"
 
-boolean Conversation_API_Init(const char *database_path);
+/*
+ * Guest quota policy passed from the config loader into Conversation_API_Init.
+ * All fields must be validated (positive integers within supported ranges)
+ * before passing; Init returns FALSE if any field is out of range.
+ * Set guest_inference_enabled = FALSE to block all guest inference; TRUE to
+ * allow it subject to quota.
+ * request_output_tokens: per-request reservation cap; must be <= daily_output_tokens.
+ */
+typedef struct {
+  boolean guest_inference_enabled;
+  int64   daily_turns;
+  int64   daily_output_tokens;
+  int64   request_output_tokens;
+} Conversation_API_Guest_Policy;
+
+boolean Conversation_API_Init(
+    const char                      *database_path,
+    const Conversation_API_Guest_Policy *p_policy);
+
 boolean Conversation_API_Enable_Inference(
     const char *sidecar_path,
     const char *copilot_cli_path);