diff --git a/cli.py b/cli.py
index 09cb47e384..18d61ea772 100644
--- a/cli.py
+++ b/cli.py
@@ -5391,6 +5391,8 @@ class HermesCLI:
             self._show_usage()
         elif canonical == "insights":
             self._show_insights(cmd_original)
+        elif canonical == "debug":
+            self._handle_debug_command()
         elif canonical == "paste":
             self._handle_paste_command()
         elif canonical == "image":
@@ -6305,6 +6307,14 @@ class HermesCLI:
         except Exception as e:
             print(f"  ❌ Compression failed: {e}")
 
+    def _handle_debug_command(self):
+        """Handle /debug — upload debug report + logs and print paste URLs."""
+        from hermes_cli.debug import run_debug_share
+        from types import SimpleNamespace
+
+        args = SimpleNamespace(lines=200, expire=7, local=False)
+        run_debug_share(args)
+
     def _show_usage(self):
         """Show rate limits (if available) and session token usage."""
         if not self.agent:
diff --git a/gateway/run.py b/gateway/run.py
index 0b778e2f67..372cd474bb 100644
--- a/gateway/run.py
+++ b/gateway/run.py
@@ -2757,6 +2757,9 @@ class GatewayRunner:
         if canonical == "update":
             return await self._handle_update_command(event)
 
+        if canonical == "debug":
+            return await self._handle_debug_command(event)
+
         if canonical == "title":
             return await self._handle_title_command(event)
 
@@ -6428,6 +6431,61 @@ class GatewayRunner:
         Platform.FEISHU, Platform.WECOM, Platform.WECOM_CALLBACK, Platform.WEIXIN, Platform.BLUEBUBBLES, Platform.LOCAL,
     })
 
+    async def _handle_debug_command(self, event: MessageEvent) -> str:
+        """Handle /debug — upload debug report + logs and return paste URLs."""
+        import asyncio
+        from hermes_cli.debug import (
+            _capture_dump, collect_debug_report, _read_full_log,
+            upload_to_pastebin,
+        )
+
+        loop = asyncio.get_running_loop()
+
+        # Run blocking I/O (dump capture, log reads, uploads) in a thread.
+        def _collect_and_upload():
+            dump_text = _capture_dump()
+            report = collect_debug_report(log_lines=200, dump_text=dump_text)
+            agent_log = _read_full_log("agent")
+            gateway_log = _read_full_log("gateway")
+
+            if agent_log:
+                agent_log = dump_text + "\n\n--- full agent.log ---\n" + agent_log
+            if gateway_log:
+                gateway_log = dump_text + "\n\n--- full gateway.log ---\n" + gateway_log
+
+            urls = {}
+            failures = []
+
+            try:
+                urls["Report"] = upload_to_pastebin(report)
+            except Exception as exc:
+                return f"✗ Failed to upload debug report: {exc}"
+
+            if agent_log:
+                try:
+                    urls["agent.log"] = upload_to_pastebin(agent_log)
+                except Exception:
+                    failures.append("agent.log")
+
+            if gateway_log:
+                try:
+                    urls["gateway.log"] = upload_to_pastebin(gateway_log)
+                except Exception:
+                    failures.append("gateway.log")
+
+            lines = ["**Debug report uploaded:**", ""]
+            label_width = max(len(k) for k in urls)
+            for label, url in urls.items():
+                lines.append(f"`{label:<{label_width}}`  {url}")
+
+            if failures:
+                lines.append(f"\n_(failed to upload: {', '.join(failures)})_")
+
+            lines.append("\nShare these links with the Hermes team for support.")
+            return "\n".join(lines)
+
+        return await loop.run_in_executor(None, _collect_and_upload)
+
     async def _handle_update_command(self, event: MessageEvent) -> str:
         """Handle /update command — update Hermes Agent to the latest version.
 
diff --git a/hermes_cli/commands.py b/hermes_cli/commands.py
index 1c5a298d1e..b44a8aa8f0 100644
--- a/hermes_cli/commands.py
+++ b/hermes_cli/commands.py
@@ -154,6 +154,7 @@ COMMAND_REGISTRY: list[CommandDef] = [
                cli_only=True, args_hint="<path>"),
     CommandDef("update", "Update Hermes Agent to the latest version", "Info",
                gateway_only=True),
+    CommandDef("debug", "Upload debug report (system info + logs) and get shareable links", "Info"),
 
     # Exit
     CommandDef("quit", "Exit the CLI", "Exit",