diff --git a/facebook__mms-tts-adx-Tibetan_Amdo/config.json b/facebook__mms-tts-adx-Tibetan_Amdo/config.json
index 024e617b6d1ef8ba2c25ffac871652a88bcd002c..a6ee7c006d30c6ee9cfd5684e5dc35e42a0a5013 100644
--- a/facebook__mms-tts-adx-Tibetan_Amdo/config.json
+++ b/facebook__mms-tts-adx-Tibetan_Amdo/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -80,10 +80,10 @@
     "ླ": 38,
     "ྷ": 15
   },
-  "pad": null,
+  "pad": "_",
   "blank": "ཤ",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-bod-Tibetan_Central/config.json b/facebook__mms-tts-bod-Tibetan_Central/config.json
index cc1682c5912b4b824e128d87dfa21f115990b3d3..aaeb10fabe1fde20cae7088c417061a7f7b29f53 100644
--- a/facebook__mms-tts-bod-Tibetan_Central/config.json
+++ b/facebook__mms-tts-bod-Tibetan_Central/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -81,10 +81,10 @@
     "ླ": 36,
     "ྷ": 49
   },
-  "pad": null,
+  "pad": "_",
   "blank": "་",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git "a/facebook__mms-tts-cas-Tsiman\303\251/config.json" "b/facebook__mms-tts-cas-Tsiman\303\251/config.json"
index b7df28910c1f246cddffc5d9fc5f062af4f44a0a..c0071b2ef2ee64cac9319798fb10977afc050bbc 100644
--- "a/facebook__mms-tts-cas-Tsiman\303\251/config.json"
+++ "b/facebook__mms-tts-cas-Tsiman\303\251/config.json"
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -80,10 +80,10 @@
     "ụ": 8,
     "—": 38
   },
-  "pad": null,
+  "pad": "_",
   "blank": "o",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-cof-Tsafiki/config.json b/facebook__mms-tts-cof-Tsafiki/config.json
index 2b9fb254d1d32528dea4d22c27f623fad00074be..95d698be6a33a8d641f50a75d3515ed28e49889a 100644
--- a/facebook__mms-tts-cof-Tsafiki/config.json
+++ b/facebook__mms-tts-cof-Tsafiki/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -55,10 +55,10 @@
     "ú": 16,
     "—": 29
   },
-  "pad": null,
+  "pad": "_",
   "blank": "a",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-dgr-Tlicho/config.json b/facebook__mms-tts-dgr-Tlicho/config.json
index 8471a33a6fc8fc1d9e7b727eb94f87cc18e4af6a..506b7332215edf13af3b46766eaf3ca60ae9d0bf 100644
--- a/facebook__mms-tts-dgr-Tlicho/config.json
+++ b/facebook__mms-tts-dgr-Tlicho/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -65,10 +65,10 @@
     "̀": 38,
     "̨": 23
   },
-  "pad": null,
+  "pad": "_",
   "blank": "g",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-iou-Tuma-Irumu/config.json b/facebook__mms-tts-iou-Tuma-Irumu/config.json
index bee4773881cb4dec340ae26f86082feab20764e8..ee54a6c9fa0f9ffd4e9f4f44c0db5ac4aaf9301f 100644
--- a/facebook__mms-tts-iou-Tuma-Irumu/config.json
+++ b/facebook__mms-tts-iou-Tuma-Irumu/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -59,10 +59,10 @@
     "ä": 21,
     "ŋ": 12
   },
-  "pad": null,
+  "pad": "_",
   "blank": "9",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-jic-Tol/config.json b/facebook__mms-tts-jic-Tol/config.json
index 264082af29525f1ccafffa63e6148ec6b742e83e..6b7ab815f0a2c86f1d4cbc15687dee48f109e853 100644
--- a/facebook__mms-tts-jic-Tol/config.json
+++ b/facebook__mms-tts-jic-Tol/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -64,10 +64,10 @@
     "—": 31,
     "ꞌ": 16
   },
-  "pad": null,
+  "pad": "_",
   "blank": "|",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-kdh-Tem/config.json b/facebook__mms-tts-kdh-Tem/config.json
index be95ed8c66722aff9667dafc4ca25761013d72af..e30d6c3331003420845fbc4a4cd13e56e29e36e8 100644
--- a/facebook__mms-tts-kdh-Tem/config.json
+++ b/facebook__mms-tts-kdh-Tem/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -64,10 +64,10 @@
     "ḿ": 37,
     "‐": 40
   },
-  "pad": null,
+  "pad": "_",
   "blank": "|",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-kdl-Tsikimba/config.json b/facebook__mms-tts-kdl-Tsikimba/config.json
index 6207cdbb96f86cdaed9eab8e784ac2dc8a60a6d4..aacab5b0a946e68fea4d97148109646601ea903e 100644
--- a/facebook__mms-tts-kdl-Tsikimba/config.json
+++ b/facebook__mms-tts-kdl-Tsikimba/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -54,10 +54,10 @@
     "‐": 29,
     "ꞌ": 25
   },
-  "pad": null,
+  "pad": "_",
   "blank": "|",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-khg-Tibetan_Khams/config.json b/facebook__mms-tts-khg-Tibetan_Khams/config.json
index a3cec9ba09e3b7034c906bb8e472e92032a1a12a..f1fbb72400519203b9bf066c1f4dd3b45b5c67d9 100644
--- a/facebook__mms-tts-khg-Tibetan_Khams/config.json
+++ b/facebook__mms-tts-khg-Tibetan_Khams/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -80,10 +80,10 @@
     "ླ": 39,
     "ྷ": 32
   },
-  "pad": null,
+  "pad": "_",
   "blank": "མ",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-kps-Tehit/config.json b/facebook__mms-tts-kps-Tehit/config.json
index 306b4ef40cac0ee72d7f3be1c533aefe064478b4..6c6b97a13c3b2b963778c0cd1261e359a867f9ff 100644
--- a/facebook__mms-tts-kps-Tehit/config.json
+++ b/facebook__mms-tts-kps-Tehit/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -49,10 +49,10 @@
     "|": 0,
     "–": 23
   },
-  "pad": null,
+  "pad": "_",
   "blank": "|",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-lbw-Tolaki/config.json b/facebook__mms-tts-lbw-Tolaki/config.json
index a7c62d3ecbde3b52ea65a7ab0b130d2487cf2354..9d57b4d07c823345f678e4c29ca0c1752a7ea3d2 100644
--- a/facebook__mms-tts-lbw-Tolaki/config.json
+++ b/facebook__mms-tts-lbw-Tolaki/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -46,10 +46,10 @@
     "w": 5,
     "y": 9
   },
-  "pad": null,
+  "pad": "_",
   "blank": "s",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-neb-Toura/config.json b/facebook__mms-tts-neb-Toura/config.json
index 65263bf1f44c0152e172f8659d7771c6e2f53b7e..65af4a3fbc4b546ef5bd46cf4edfd0fabacd6187 100644
--- a/facebook__mms-tts-neb-Toura/config.json
+++ b/facebook__mms-tts-neb-Toura/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -68,10 +68,10 @@
     "́": 21,
     "̂": 37
   },
-  "pad": null,
+  "pad": "_",
   "blank": "|",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-nod-Thai_Northern/config.json b/facebook__mms-tts-nod-Thai_Northern/config.json
index 5f441af00a67092654a8416d77e092eb1b54b3a0..12ea5e7fc33311a4b28a8f6fd5d5ed3a4a53ca01 100644
--- a/facebook__mms-tts-nod-Thai_Northern/config.json
+++ b/facebook__mms-tts-nod-Thai_Northern/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -87,10 +87,10 @@
     "์": 35,
     "ํ": 42
   },
-  "pad": null,
+  "pad": "_",
   "blank": "า",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git "a/facebook__mms-tts-ood-Tohono_O\342\200\231odham/config.json" "b/facebook__mms-tts-ood-Tohono_O\342\200\231odham/config.json"
index fae2bcd89155c4d85244762aee765581c05b7c19..3c0bb0d3e68bf7f3f6f55b57b35cabcbf7b1d53f 100644
--- "a/facebook__mms-tts-ood-Tohono_O\342\200\231odham/config.json"
+++ "b/facebook__mms-tts-ood-Tohono_O\342\200\231odham/config.json"
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -51,10 +51,10 @@
     "y": 0,
     "z": 15
   },
-  "pad": null,
+  "pad": "_",
   "blank": "y",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git "a/facebook__mms-tts-sda-Toraja-Sa\342\200\231dan/config.json" "b/facebook__mms-tts-sda-Toraja-Sa\342\200\231dan/config.json"
index d18d0363133845a0296581289edd7f03d6fe69ff..54a74a2eaae69950817a3b2f5dabc87e1a8b1c62 100644
--- "a/facebook__mms-tts-sda-Toraja-Sa\342\200\231dan/config.json"
+++ "b/facebook__mms-tts-sda-Toraja-Sa\342\200\231dan/config.json"
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -50,10 +50,10 @@
     "ë": 19,
     "–": 7
   },
-  "pad": null,
+  "pad": "_",
   "blank": "i",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-stp-Tepehuan_Southeastern/config.json b/facebook__mms-tts-stp-Tepehuan_Southeastern/config.json
index 863f865ab3a24d5e8f99e1784d3de70f2cc5814c..2ab4cf1fbe0aab30008c4a09b9ba422fd9f43370 100644
--- a/facebook__mms-tts-stp-Tepehuan_Southeastern/config.json
+++ b/facebook__mms-tts-stp-Tepehuan_Southeastern/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -49,10 +49,10 @@
     "ɇ": 24,
     "ɨ": 9
   },
-  "pad": null,
+  "pad": "_",
   "blank": "|",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-tat-Tatar/config.json b/facebook__mms-tts-tat-Tatar/config.json
index dc2acd2b5bc1f897fd8e2954f20c6dc8b9f54c27..973211c1cc6e7637ddeef0dff70131fc88fcd283 100644
--- a/facebook__mms-tts-tat-Tatar/config.json
+++ b/facebook__mms-tts-tat-Tatar/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -64,10 +64,10 @@
     "ә": 3,
     "–": 29
   },
-  "pad": null,
+  "pad": "_",
   "blank": "|",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-tav-Tatuyo/config.json b/facebook__mms-tts-tav-Tatuyo/config.json
index 5418c8ad480f4642f5b393a50c08647b7c544127..b1b6307333e982df976703337894dd72321a0511 100644
--- a/facebook__mms-tts-tav-Tatuyo/config.json
+++ b/facebook__mms-tts-tav-Tatuyo/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -64,10 +64,10 @@
     "ẽ": 29,
     "—": 6
   },
-  "pad": null,
+  "pad": "_",
   "blank": " ",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-tbl-Tboli/config.json b/facebook__mms-tts-tbl-Tboli/config.json
index d20e5b333cf7ce11f7fb423688e73a70f4dda3a8..f7d0a9357f09a7fba6c06bfdf8ae6213f948eedf 100644
--- a/facebook__mms-tts-tbl-Tboli/config.json
+++ b/facebook__mms-tts-tbl-Tboli/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -57,10 +57,10 @@
     "ô": 35,
     "ù": 12
   },
-  "pad": null,
+  "pad": "_",
   "blank": "ò",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-tca-Ticuna/config.json b/facebook__mms-tts-tca-Ticuna/config.json
index fa0a10fcc3bd6c88c0004945893cc84b3435b19e..fcea70da07bd6b49834800ebdb244686388173ed 100644
--- a/facebook__mms-tts-tca-Ticuna/config.json
+++ b/facebook__mms-tts-tca-Ticuna/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -83,10 +83,10 @@
     "ẽ": 14,
     "—": 27
   },
-  "pad": null,
+  "pad": "_",
   "blank": "|",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-tcs-Torres_Strait_Creole/config.json b/facebook__mms-tts-tcs-Torres_Strait_Creole/config.json
index adf3bdcc603a9dfae9ab107924f10b192cdc8348..edb58c05ab42212d48c7b54d507ddbec08d140ee 100644
--- a/facebook__mms-tts-tcs-Torres_Strait_Creole/config.json
+++ b/facebook__mms-tts-tcs-Torres_Strait_Creole/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -43,10 +43,10 @@
     "z": 18,
     "|": 0
   },
-  "pad": null,
+  "pad": "_",
   "blank": "|",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-tee-Tepehua_Huehuetla/config.json b/facebook__mms-tts-tee-Tepehua_Huehuetla/config.json
index d8e127ec9d463fa9ab007c49d535bf32d397b271..fd798b0c3ede6f118a79b62853f764bca7f8b1c9 100644
--- a/facebook__mms-tts-tee-Tepehua_Huehuetla/config.json
+++ b/facebook__mms-tts-tee-Tepehua_Huehuetla/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -55,10 +55,10 @@
     "ú": 0,
     "ʼ": 16
   },
-  "pad": null,
+  "pad": "_",
   "blank": "ú",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-tel-Telugu/config.json b/facebook__mms-tts-tel-Telugu/config.json
index 487ae6ac70c2e45491dd064f9cffd029d8cf083c..3c099b25c6bb4013f74247456752bee63ce33e01 100644
--- a/facebook__mms-tts-tel-Telugu/config.json
+++ b/facebook__mms-tts-tel-Telugu/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -86,10 +86,10 @@
     "్": 48,
     "–": 32
   },
-  "pad": null,
+  "pad": "_",
   "blank": "త",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-tem-Themne/config.json b/facebook__mms-tts-tem-Themne/config.json
index 516aec777f9ef0611b7f2f808ce6d5e5e2057134..299bf70a22dd79d0b51ab815ccb2e14509035222 100644
--- a/facebook__mms-tts-tem-Themne/config.json
+++ b/facebook__mms-tts-tem-Themne/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -51,10 +51,10 @@
     "ə": 8,
     "ɛ": 11
   },
-  "pad": null,
+  "pad": "_",
   "blank": "|",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git "a/facebook__mms-tts-ter-Ter\303\252na/config.json" "b/facebook__mms-tts-ter-Ter\303\252na/config.json"
index 8a9a166b3ea7bd3ebe13eaa95355348a5282bf72..83d1fe79bcc081d3f8fb38e5bd704a8b3a1eb6f2 100644
--- "a/facebook__mms-tts-ter-Ter\303\252na/config.json"
+++ "b/facebook__mms-tts-ter-Ter\303\252na/config.json"
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -60,10 +60,10 @@
     "‍": 32,
     "—": 31
   },
-  "pad": null,
+  "pad": "_",
   "blank": "|",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-tes-Tengger/config.json b/facebook__mms-tts-tes-Tengger/config.json
index 5dfbad4b58f509b9edd0fa5238c5dbad18879b1f..67db421b2ae13893f2d6ba732534e1174af68855 100644
--- a/facebook__mms-tts-tes-Tengger/config.json
+++ b/facebook__mms-tts-tes-Tengger/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -47,10 +47,10 @@
     "w": 24,
     "y": 21
   },
-  "pad": null,
+  "pad": "_",
   "blank": "k",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-tew-Tewa/config.json b/facebook__mms-tts-tew-Tewa/config.json
index f9988474736bdbe59e74923d65f20ef2616149c8..3c37a9d1ea71c28500597b9594faac389beb39e4 100644
--- a/facebook__mms-tts-tew-Tewa/config.json
+++ b/facebook__mms-tts-tew-Tewa/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -69,10 +69,10 @@
     "—": 33,
     "ꞌ": 38
   },
-  "pad": null,
+  "pad": "_",
   "blank": "n",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-tex-Tennet/config.json b/facebook__mms-tts-tex-Tennet/config.json
index 750fd0932189b87041e4168810335d9a603c4e4e..3ef3240434bc7fe7de8018e0c221170133d60dc0 100644
--- a/facebook__mms-tts-tex-Tennet/config.json
+++ b/facebook__mms-tts-tex-Tennet/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -53,10 +53,10 @@
     "̱": 12,
     "ṯ": 26
   },
-  "pad": null,
+  "pad": "_",
   "blank": "r",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-tfr-Teribe/config.json b/facebook__mms-tts-tfr-Teribe/config.json
index a34586e0072c7cfa900e1d87e14a346f57c892a8..c452ab219ff71d008412d213bca5a69a066e9aa7 100644
--- a/facebook__mms-tts-tfr-Teribe/config.json
+++ b/facebook__mms-tts-tfr-Teribe/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -73,10 +73,10 @@
     "þ": 47,
     "š": 7
   },
-  "pad": null,
+  "pad": "_",
   "blank": "|",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-tha-Thai/config.json b/facebook__mms-tts-tha-Thai/config.json
index 0425c3a48c8a9c5414ffb82110ea99d86923a284..89fc7c4db7223c1d552bc77edd455c1c666c7a56 100644
--- a/facebook__mms-tts-tha-Thai/config.json
+++ b/facebook__mms-tts-tha-Thai/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -92,10 +92,10 @@
     "์": 34,
     "ํ": 38
   },
-  "pad": null,
+  "pad": "_",
   "blank": "า",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-thl-Tharu_Dangaura/config.json b/facebook__mms-tts-thl-Tharu_Dangaura/config.json
index 53937bca924f7b107fb12c0a4faafb27a4ace11a..1243c0d0a54e94e932432da678c421b7145f291f 100644
--- a/facebook__mms-tts-thl-Tharu_Dangaura/config.json
+++ b/facebook__mms-tts-thl-Tharu_Dangaura/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -85,10 +85,10 @@
     "्": 5,
     "‍": 42
   },
-  "pad": null,
+  "pad": "_",
   "blank": "ृ",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-tik-Tikar/config.json b/facebook__mms-tts-tik-Tikar/config.json
index dff20a16d26bd800d5602e54ef9721bc48b4d572..6b8d8549733742f58a02fb018fa94ddd330917ed 100644
--- a/facebook__mms-tts-tik-Tikar/config.json
+++ b/facebook__mms-tts-tik-Tikar/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -74,10 +74,10 @@
     "̂": 40,
     "̌": 28
   },
-  "pad": null,
+  "pad": "_",
   "blank": "|",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-tir-Tigrigna/config.json b/facebook__mms-tts-tir-Tigrigna/config.json
index 71ad3cd03750aab1b4deb63d71a55b46993a3a35..3619a2fa1339d1429907911762c3a52438456211 100644
--- a/facebook__mms-tts-tir-Tigrigna/config.json
+++ b/facebook__mms-tts-tir-Tigrigna/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -48,10 +48,10 @@
     "y": 25,
     "z": 26
   },
-  "pad": null,
+  "pad": "_",
   "blank": " ",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-tkr-Tsakhur/config.json b/facebook__mms-tts-tkr-Tsakhur/config.json
index 9d3759d0822f1b02e2e901ec89c9722aa2437f1b..1da289013b717228fc3d867d0ee256cff14483e4 100644
--- a/facebook__mms-tts-tkr-Tsakhur/config.json
+++ b/facebook__mms-tts-tkr-Tsakhur/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -58,10 +58,10 @@
     "̇": 34,
     "–": 30
   },
-  "pad": null,
+  "pad": "_",
   "blank": "|",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-tlb-Tobelo/config.json b/facebook__mms-tts-tlb-Tobelo/config.json
index eace00f0ea7af9073f028ec8b1fe1e16f0030dbe..a6a00a4d3b8a5e05796872259c72a36cdb08b888 100644
--- a/facebook__mms-tts-tlb-Tobelo/config.json
+++ b/facebook__mms-tts-tlb-Tobelo/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -64,10 +64,10 @@
     "ü": 23,
     "̄": 26
   },
-  "pad": null,
+  "pad": "_",
   "blank": "g",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-tmc-Tumak/config.json b/facebook__mms-tts-tmc-Tumak/config.json
index 2a50076df6b5623bad5be0a70c9a04e03e340579..b1298ac3a54b90d1be275135622932bcd9f157bd 100644
--- a/facebook__mms-tts-tmc-Tumak/config.json
+++ b/facebook__mms-tts-tmc-Tumak/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -55,10 +55,10 @@
     "ḭ": 29,
     "꞊": 11
   },
-  "pad": null,
+  "pad": "_",
   "blank": "n",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-tmf-Toba-Maskoy/config.json b/facebook__mms-tts-tmf-Toba-Maskoy/config.json
index 068f52d7c080a28e49b24966e0d64447c872960a..1dd120d071e22e5ba2c2ef005cc6284ac1c00daa 100644
--- a/facebook__mms-tts-tmf-Toba-Maskoy/config.json
+++ b/facebook__mms-tts-tmf-Toba-Maskoy/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -61,10 +61,10 @@
     "ñ": 38,
     "—": 20
   },
-  "pad": null,
+  "pad": "_",
   "blank": "a",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-tng-Tobanga/config.json b/facebook__mms-tts-tng-Tobanga/config.json
index b770eec4583e90615c1fb5c3dae69f40f73b4bae..bdc081f5ce206a3b90bda0cdfab0b4fe2f39f8e9 100644
--- a/facebook__mms-tts-tng-Tobanga/config.json
+++ b/facebook__mms-tts-tng-Tobanga/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -57,10 +57,10 @@
     "ÿ": 10,
     "ū": 26
   },
-  "pad": null,
+  "pad": "_",
   "blank": "u",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-tnt-Tontemboan/config.json b/facebook__mms-tts-tnt-Tontemboan/config.json
index a475cf42b179aa557fd6794ae257391d7864a4ab..60bb2ebea10b07ec492ba3246b58a8c5488600d3 100644
--- a/facebook__mms-tts-tnt-Tontemboan/config.json
+++ b/facebook__mms-tts-tnt-Tontemboan/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -50,10 +50,10 @@
     "é": 13,
     "ó": 26
   },
-  "pad": null,
+  "pad": "_",
   "blank": "'",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-tob-Toba/config.json b/facebook__mms-tts-tob-Toba/config.json
index 14f8c3fd32ee029159c7e22a825f188f3970ebce..46b29d1cd4383f44d2e5497c729af6f9a810b492 100644
--- a/facebook__mms-tts-tob-Toba/config.json
+++ b/facebook__mms-tts-tob-Toba/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -58,10 +58,10 @@
     "ỹ": 32,
     "–": 27
   },
-  "pad": null,
+  "pad": "_",
   "blank": "m",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-toc-Totonac_Coyutla/config.json b/facebook__mms-tts-toc-Totonac_Coyutla/config.json
index a88a7cd30ca2536f6147dd984e1db2a69c673d2f..846182f186f79363d209aef8e5704409f2cc3e5d 100644
--- a/facebook__mms-tts-toc-Totonac_Coyutla/config.json
+++ b/facebook__mms-tts-toc-Totonac_Coyutla/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -58,10 +58,10 @@
     "̲": 2,
     "—": 28
   },
-  "pad": null,
+  "pad": "_",
   "blank": "a",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-toh-Tonga/config.json b/facebook__mms-tts-toh-Tonga/config.json
index e9a53b7a62975b466a858e2b8691a52f7ed0b2ae..43f86f9ff0bc58c9b85b120d90ae9dcdd2320e88 100644
--- a/facebook__mms-tts-toh-Tonga/config.json
+++ b/facebook__mms-tts-toh-Tonga/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -53,10 +53,10 @@
     "|": 0,
     "–": 28
   },
-  "pad": null,
+  "pad": "_",
   "blank": "|",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-tom-Tombulu/config.json b/facebook__mms-tts-tom-Tombulu/config.json
index d62693ae9cbb9828cfee69395c7905fbf9777c70..20331713ba85c32f174abe86cd8b7ea34f0e7aaa 100644
--- a/facebook__mms-tts-tom-Tombulu/config.json
+++ b/facebook__mms-tts-tom-Tombulu/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -49,10 +49,10 @@
     "z": 19,
     "é": 18
   },
-  "pad": null,
+  "pad": "_",
   "blank": "m",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-tos-Totonac_Highland/config.json b/facebook__mms-tts-tos-Totonac_Highland/config.json
index fb5db9ae3cc56de22748addaaa30f9045b4f8cb9..6a74b8578011f42f8f0d5303ae5b96a44eb89dec 100644
--- a/facebook__mms-tts-tos-Totonac_Highland/config.json
+++ b/facebook__mms-tts-tos-Totonac_Highland/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -61,10 +61,10 @@
     "ú": 21,
     "̱": 1
   },
-  "pad": null,
+  "pad": "_",
   "blank": "a",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-tpi-Tok_Pisin/config.json b/facebook__mms-tts-tpi-Tok_Pisin/config.json
index e51ff0eadb08dd774ee92ae1e93c2fa5447b6da8..25251c5082988881291829b687c34f9aaa131aed 100644
--- a/facebook__mms-tts-tpi-Tok_Pisin/config.json
+++ b/facebook__mms-tts-tpi-Tok_Pisin/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -58,10 +58,10 @@
     "w": 23,
     "y": 31
   },
-  "pad": null,
+  "pad": "_",
   "blank": "'",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-tpp-Tepehua_Pisaflores/config.json b/facebook__mms-tts-tpp-Tepehua_Pisaflores/config.json
index 94cee1b54ba9e58a5c9e1d040069f4800dd5e677..b20001efee8be260a40961e49cbf17c3ee4940f6 100644
--- a/facebook__mms-tts-tpp-Tepehua_Pisaflores/config.json
+++ b/facebook__mms-tts-tpp-Tepehua_Pisaflores/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -66,10 +66,10 @@
     "́": 36,
     "—": 24
   },
-  "pad": null,
+  "pad": "_",
   "blank": "a",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-tpt-Tepehua_Tlachichilco/config.json b/facebook__mms-tts-tpt-Tepehua_Tlachichilco/config.json
index 76146759d15b299e4be7057f5516f4003ddfd322..3d9452129221b3254109683f44adddbb76fa4dc1 100644
--- a/facebook__mms-tts-tpt-Tepehua_Tlachichilco/config.json
+++ b/facebook__mms-tts-tpt-Tepehua_Tlachichilco/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -62,10 +62,10 @@
     "ʼ": 8,
     "—": 25
   },
-  "pad": null,
+  "pad": "_",
   "blank": "a",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-trc-Triqui_Copala/config.json b/facebook__mms-tts-trc-Triqui_Copala/config.json
index b3e7396b92476d627a386bf1553fa6469ddcf950..eecfdfd37e07a17c4a96ad06ad9e6b4020b3d18c 100644
--- a/facebook__mms-tts-trc-Triqui_Copala/config.json
+++ b/facebook__mms-tts-trc-Triqui_Copala/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -62,10 +62,10 @@
     "‐": 20,
     "ꞌ": 13
   },
-  "pad": null,
+  "pad": "_",
   "blank": "n",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git "a/facebook__mms-tts-tri-Tri\303\263/config.json" "b/facebook__mms-tts-tri-Tri\303\263/config.json"
index 6555d03ff0f173bf80cca312990daaeaa78a2593..2def77d7f189d27c5a36fe02e8dd53b3b593cc70 100644
--- "a/facebook__mms-tts-tri-Tri\303\263/config.json"
+++ "b/facebook__mms-tts-tri-Tri\303\263/config.json"
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -59,10 +59,10 @@
     "ƒ": 36,
     "ʻ": 19
   },
-  "pad": null,
+  "pad": "_",
   "blank": "|",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-trn-Trinitario/config.json b/facebook__mms-tts-trn-Trinitario/config.json
index 7c248fcd5efbf89e93011ff20bb3a35e6ce4c0fd..de39f95b3d48b014da54e02ba858815669aa7dd4 100644
--- a/facebook__mms-tts-trn-Trinitario/config.json
+++ b/facebook__mms-tts-trn-Trinitario/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -58,10 +58,10 @@
     "‐": 32,
     "—": 11
   },
-  "pad": null,
+  "pad": "_",
   "blank": "_",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-trs-Triqui_Chicahuaxtla/config.json b/facebook__mms-tts-trs-Triqui_Chicahuaxtla/config.json
index 088ce9a6a765721ba2b33d8a7dbc5ec9336a5b9c..6d16be096863d71af3be7fc87b57a1e3791065b5 100644
--- a/facebook__mms-tts-trs-Triqui_Chicahuaxtla/config.json
+++ b/facebook__mms-tts-trs-Triqui_Chicahuaxtla/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -74,10 +74,10 @@
     "ḯ": 37,
     "—": 42
   },
-  "pad": null,
+  "pad": "_",
   "blank": "n",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-tso-Tsonga/config.json b/facebook__mms-tts-tso-Tsonga/config.json
index 975e8889e7ecb4148a44907cfa2a0274418bf727..844de33db637a738e92407a21abaa5f6657fe667 100644
--- a/facebook__mms-tts-tso-Tsonga/config.json
+++ b/facebook__mms-tts-tso-Tsonga/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -51,10 +51,10 @@
     "y": 23,
     "z": 1
   },
-  "pad": null,
+  "pad": "_",
   "blank": "h",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-ttc-Tektiteko/config.json b/facebook__mms-tts-ttc-Tektiteko/config.json
index afb8ec7e07179594ce9bfd9b141d67e5eed6744d..ad40ded26e8ed8ba35f86a62dcfb00b2e282ac93 100644
--- a/facebook__mms-tts-ttc-Tektiteko/config.json
+++ b/facebook__mms-tts-ttc-Tektiteko/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -58,10 +58,10 @@
     "ú": 25,
     "—": 0
   },
-  "pad": null,
+  "pad": "_",
   "blank": "—",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-tuo-Tucano/config.json b/facebook__mms-tts-tuo-Tucano/config.json
index 377cd4275fd2460f474f75d67aeb1c2e144595a8..8fcc5bfb77fc4777c703056b7d6f7f7c8b68e9b8 100644
--- a/facebook__mms-tts-tuo-Tucano/config.json
+++ b/facebook__mms-tts-tuo-Tucano/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -68,10 +68,10 @@
     "ẽ": 20,
     "—": 34
   },
-  "pad": null,
+  "pad": "_",
   "blank": "|",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-twb-Tawbuid/config.json b/facebook__mms-tts-twb-Tawbuid/config.json
index b71ac8dd33bc431134254c6f3241aaa26426ccef..301883471f22e3feb7d17136dd163007e881266a 100644
--- a/facebook__mms-tts-twb-Tawbuid/config.json
+++ b/facebook__mms-tts-twb-Tawbuid/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -52,10 +52,10 @@
     "w": 17,
     "y": 11
   },
-  "pad": null,
+  "pad": "_",
   "blank": "6",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-twe-Teiwa/config.json b/facebook__mms-tts-twe-Teiwa/config.json
index a88e011cf3827cb43e75a419d683b1bbb2cd297a..19c705b231afc1c6fb8baab1c672cae606c39ae4 100644
--- a/facebook__mms-tts-twe-Teiwa/config.json
+++ b/facebook__mms-tts-twe-Teiwa/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -50,10 +50,10 @@
     "x": 12,
     "y": 13
   },
-  "pad": null,
+  "pad": "_",
   "blank": "i",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-twu-Termanu/config.json b/facebook__mms-tts-twu-Termanu/config.json
index 45216021175b41fd2d646fb2e1234467f535cb19..4e56c619b87a01218dc96cf3b6301781265c10f0 100644
--- a/facebook__mms-tts-twu-Termanu/config.json
+++ b/facebook__mms-tts-twu-Termanu/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -49,10 +49,10 @@
     "z": 22,
     "|": 1
   },
-  "pad": null,
+  "pad": "_",
   "blank": "a",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-txa-Tombonuo/config.json b/facebook__mms-tts-txa-Tombonuo/config.json
index 39d2326db3754cb13989d5607dc029a5e162f8f5..1fdb3ef314c326ecc3e9fedec1849d9b8655fc27 100644
--- a/facebook__mms-tts-txa-Tombonuo/config.json
+++ b/facebook__mms-tts-txa-Tombonuo/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -44,10 +44,10 @@
     "w": 21,
     "y": 0
   },
-  "pad": null,
+  "pad": "_",
   "blank": "y",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,
diff --git a/facebook__mms-tts-txq-Tii/config.json b/facebook__mms-tts-txq-Tii/config.json
index 7a730d58d746e7210b078137bf6e245cf97f1f0a..2b9802421b62b38b992427b62f97e0a25c23740a 100644
--- a/facebook__mms-tts-txq-Tii/config.json
+++ b/facebook__mms-tts-txq-Tii/config.json
@@ -13,7 +13,7 @@
   "speaker_id_map": {},
   "lang_id_map": {},
   "phonemizer_model": null,
-  "add_diacritics": false,
+  "add_diacritics": true,
   "inference": {
     "noise_scale": 0.667,
     "length_scale": 1.0,
@@ -60,10 +60,10 @@
     "—": 28,
     "ꞌ": 2
   },
-  "pad": null,
+  "pad": "_",
   "blank": "y",
-  "bos": null,
-  "eos": null,
+  "bos": "^",
+  "eos": "$",
   "add_blank_char": true,
   "add_blank_word": false,
   "use_eos_bos": false,