1.0.17

synthGradium destructured json_config from options but only forwarded
pronunciation_id into the say: param block, so the setting could never
reach mediajam's streaming dialect — only the cache-render POST. The
say: parser is brace-aware, so a nested json object survives intact.

Co-authored-by: Claude Opus 5 <noreply@anthropic.com>

lib/synth-audio.js

@@ -1463,6 +1463,10 @@ const synthGradium = async(logger, {
     params += `,write_cache_file=${disableTtsCache ? 0 : 1}`;
     if (model_id) params += `,model_id=${model_id}`;
     if (pronunciation_id) params += `,pronunciation_id=${pronunciation_id}`;
+    /* the say: param parser is brace-aware, so a nested json object survives intact */
+    if (json_config) {
+      params += `,json_config=${typeof json_config === 'string' ? json_config : JSON.stringify(json_config)}`;
+    }
     params += '}';
 
     return {

package-lock.json

@@ -1,12 +1,12 @@
 {
   "name": "@jambonz/speech-utils",
-  "version": "1.0.16",
+  "version": "1.0.17",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "@jambonz/speech-utils",
-      "version": "1.0.16",
+      "version": "1.0.17",
       "license": "MIT",
       "dependencies": {
         "@aws-sdk/client-polly": "^3.496.0",

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@jambonz/speech-utils",
-  "version": "1.0.16",
+  "version": "1.0.17",
   "description": "TTS-related speech utilities for jambonz",
   "main": "index.js",
   "author": "Dave Horton",