From 1e738ac71f354c8659a74e343c1a6d5775f4af6b Mon Sep 17 00:00:00 2001
From: j0nl1 <jonlitech@gmail.com>
Date: Sat, 17 Jan 2026 06:38:58 +0000
Subject: [PATCH] fix: mdns discover hostname

---
 packages/opencode/src/cli/cmd/web.ts   | 2 +-
 packages/opencode/src/server/mdns.ts   | 4 +++-
 packages/opencode/src/server/server.ts | 2 +-
 3 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/packages/opencode/src/cli/cmd/web.ts b/packages/opencode/src/cli/cmd/web.ts
index 2c207ecc2f2..d799b7cc25e 100644
--- a/packages/opencode/src/cli/cmd/web.ts
+++ b/packages/opencode/src/cli/cmd/web.ts
@@ -60,7 +60,7 @@ export const WebCommand = cmd({
       }
 
       if (opts.mdns) {
-        UI.println(UI.Style.TEXT_INFO_BOLD + "  mDNS:              ", UI.Style.TEXT_NORMAL, "opencode.local")
+        UI.println(UI.Style.TEXT_INFO_BOLD + "  mDNS:              ", UI.Style.TEXT_NORMAL, `opencode.local:${server.port}`)
       }
 
       // Open localhost in browser
diff --git a/packages/opencode/src/server/mdns.ts b/packages/opencode/src/server/mdns.ts
index 8bddb910503..953269de444 100644
--- a/packages/opencode/src/server/mdns.ts
+++ b/packages/opencode/src/server/mdns.ts
@@ -7,15 +7,17 @@ export namespace MDNS {
   let bonjour: Bonjour | undefined
   let currentPort: number | undefined
 
-  export function publish(port: number, name = "opencode") {
+  export function publish(port: number) {
     if (currentPort === port) return
     if (bonjour) unpublish()
 
     try {
+      const name = `opencode-${port}`
       bonjour = new Bonjour()
       const service = bonjour.publish({
         name,
         type: "http",
+        host: "opencode.local",
         port,
         txt: { path: "/" },
       })
diff --git a/packages/opencode/src/server/server.ts b/packages/opencode/src/server/server.ts
index f0c64b49f81..28dec7f4043 100644
--- a/packages/opencode/src/server/server.ts
+++ b/packages/opencode/src/server/server.ts
@@ -562,7 +562,7 @@ export namespace Server {
       opts.hostname !== "localhost" &&
       opts.hostname !== "::1"
     if (shouldPublishMDNS) {
-      MDNS.publish(server.port!, `opencode-${server.port!}`)
+      MDNS.publish(server.port!)
     } else if (opts.mdns) {
       log.warn("mDNS enabled but hostname is loopback; skipping mDNS publish")
     }