From 5f47cd2f53f9eca1c040cc8913ac9d7af346134e Mon Sep 17 00:00:00 2001
From: Rishabh Bhargava <rishabh.bhargava93@gmail.com>
Date: Thu, 30 Apr 2026 11:36:30 -0700
Subject: [PATCH] docs(tts): clarify language parameter supports lowercase
 locales

ENG-87042

Relaxes the TTS `language` enum to free-form string and updates the
description to note that locale codes (e.g. `zh-hk` for Cantonese) are
supported and must be lowercase. Mirrors mintlify-docs PR #764.
---
 openapi.yaml | 20 +++-----------------
 1 file changed, 3 insertions(+), 17 deletions(-)

diff --git a/openapi.yaml b/openapi.yaml
index 4606452..74a00a6 100644
--- a/openapi.yaml
+++ b/openapi.yaml
@@ -10088,24 +10088,10 @@ components:
             - raw
         language:
           type: string
-          description: Language of input text.
+          description: |
+            Language or locale of input text. Accepts ISO 639-1 language codes (e.g., `en`, `fr`, `es`, `zh`) as well as locale codes for region-specific variants. Locale codes must be lowercase (e.g., `zh-hk` for Cantonese, not `zh-HK`).
           default: en
-          enum:
-            - en
-            - de
-            - fr
-            - es
-            - hi
-            - it
-            - ja
-            - ko
-            - nl
-            - pl
-            - pt
-            - ru
-            - sv
-            - tr
-            - zh
+          example: en
         response_encoding:
           type: string
           description: Audio encoding of response. Only applicable when response_format is raw or pcm. Cartesia models respect this parameter and support all values. Orpheus, Kokoro, and Minimax models always return pcm_s16le regardless of this setting.