diff --git a/packages/opencode/src/acp/agent.ts b/packages/opencode/src/acp/agent.ts
index 6d8a64b7d02..0235955844d 100644
--- a/packages/opencode/src/acp/agent.ts
+++ b/packages/opencode/src/acp/agent.ts
@@ -70,6 +70,25 @@ export namespace ACP {
             case "permission.asked":
               try {
                 const permission = event.properties
+                // Fetch the actual tool input from the message part if available
+                const toolInput = await (async () => {
+                  if (!permission.tool) return permission.metadata
+                  const message = await this.config.sdk.session
+                    .message(
+                      {
+                        sessionID: permission.sessionID,
+                        messageID: permission.tool.messageID,
+                        directory,
+                      },
+                      { throwOnError: true },
+                    )
+                    .then((x) => x.data)
+                    .catch(() => undefined)
+                  if (!message) return permission.metadata
+                  const part = message.parts.find((p) => p.type === "tool" && p.callID === permission.tool!.callID)
+                  if (!part || part.type !== "tool") return permission.metadata
+                  return part.state.input
+                })()
                 const res = await this.connection
                   .requestPermission({
                     sessionId,
@@ -77,9 +96,9 @@ export namespace ACP {
                       toolCallId: permission.tool?.callID ?? permission.id,
                       status: "pending",
                       title: permission.permission,
-                      rawInput: permission.metadata,
+                      rawInput: toolInput,
                       kind: toToolKind(permission.permission),
-                      locations: toLocations(permission.permission, permission.metadata),
+                      locations: toLocations(permission.permission, toolInput),
                     },
                     options,
                   })