From 61e6ccade0849f0f518c6decd1f25b3f9fb77b76 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C3=81lvaro=20Justen?= <alvarojusten@gmail.com>
Date: Tue, 8 Sep 2026 02:12:52 -0300
Subject: [PATCH] server : return language in detect response (#4035)

Resolves: https://github.com/ggml-org/whisper.cpp/issues/3603
---
 examples/server/server.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/examples/server/server.cpp b/examples/server/server.cpp
index f6ab80aa9..b745f4d7b 100644
--- a/examples/server/server.cpp
+++ b/examples/server/server.cpp
@@ -1165,6 +1165,9 @@ int main(int argc, char ** argv) {
             json jres = json{
                 {"text", results}
             };
+            if (params.detect_language) {
+                jres["language"] = whisper_lang_str_full(whisper_full_lang_id(ctx));
+            }
             res.set_content(jres.dump(-1, ' ', false, json::error_handler_t::replace),
                             "application/json");
         }