From 9f3c2bd861691e2415c027f87e23302b57026a6e Mon Sep 17 00:00:00 2001
From: Aiden Cline <63023139+rekram1-node@users.noreply.github.com>
Date: Mon, 30 Mar 2026 11:32:27 -0500
Subject: [PATCH] fix: agent value passed to chat.params and chat.headers hooks
 was not a string (#19996)

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

diff --git a/packages/opencode/src/session/llm.ts b/packages/opencode/src/session/llm.ts
index c63fb180e0..5cb609b273 100644
--- a/packages/opencode/src/session/llm.ts
+++ b/packages/opencode/src/session/llm.ts
@@ -152,7 +152,7 @@ export namespace LLM {
       "chat.params",
       {
         sessionID: input.sessionID,
-        agent: input.agent,
+        agent: input.agent.name,
         model: input.model,
         provider,
         message: input.user,
@@ -171,7 +171,7 @@ export namespace LLM {
       "chat.headers",
       {
         sessionID: input.sessionID,
-        agent: input.agent,
+        agent: input.agent.name,
         model: input.model,
         provider,
         message: input.user,