From a8f9f6b7059bc9edf8184f8ebddf32dd1c6030e8 Mon Sep 17 00:00:00 2001
From: RAIT-09 <51452399+RAIT-09@users.noreply.github.com>
Date: Wed, 15 Apr 2026 01:25:00 +0900
Subject: [PATCH] fix(acp): stop emitting user_message_chunk during
 session/prompt turn (#21851)

---
 packages/opencode/src/acp/agent.ts | 13 -------------
 1 file changed, 13 deletions(-)

diff --git a/packages/opencode/src/acp/agent.ts b/packages/opencode/src/acp/agent.ts
index 73a7ebe48..235280a0d 100644
--- a/packages/opencode/src/acp/agent.ts
+++ b/packages/opencode/src/acp/agent.ts
@@ -453,19 +453,6 @@ export namespace ACP {
                 return
             }
           }
-          if (part.type !== "text" && part.type !== "file") return
-          const msg = await this.sdk.session
-            .message(
-              { sessionID: part.sessionID, messageID: part.messageID, directory: session.cwd },
-              { throwOnError: true },
-            )
-            .then((x) => x.data)
-            .catch((err) => {
-              log.error("failed to fetch message for user chunk", { error: err })
-              return undefined
-            })
-          if (!msg || msg.info.role !== "user") return
-          await this.processMessage({ info: msg.info, parts: [part] })
           return
         }