From 889c8c5acf30bb261fb2eb95446a2e0ffe69b48e Mon Sep 17 00:00:00 2001
From: Aiden Cline <aidenpcline@gmail.com>
Date: Wed, 21 Jan 2026 16:33:43 -0600
Subject: [PATCH] mark subagent sessions as agent initiated to ensure they dont
 count against quota (got the ok from copilot team)

---
 packages/opencode/src/plugin/copilot.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/packages/opencode/src/plugin/copilot.ts b/packages/opencode/src/plugin/copilot.ts
index bf0f91dcdc..369acf800f 100644
--- a/packages/opencode/src/plugin/copilot.ts
+++ b/packages/opencode/src/plugin/copilot.ts
@@ -276,8 +276,8 @@ export async function CopilotAuthPlugin(input: PluginInput): Promise<Hooks> {
         })
         .catch(() => undefined)
       if (!session || !session.data.parentID) return
-      // TODO: mark subagent sessions as agent initiated once copilot gives ok
-      // output.headers["x-initiator"] = "agent"
+      // mark subagent sessions as agent initiated matching standard that other copilot tools have
+      output.headers["x-initiator"] = "agent"
     },
   }
 }