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Speech to Text – Languages

Languages supported (latest = 6th generation of STT).

Standard = Maintained until newer version is released or end of support is reached.
Generation specified by number in “Tech. model name”.

Tech. model name Language (region) Release Date End of Support Maintenance
AR_KW_6 Arabic (Gulf/Kuwait) 2022-04 STT 8th gen. Standard
AR_XL_6 Arabic (Levantine) 2021-05 STT 8th gen. Standard
AR_XL_5 Arabic (Levantine) 2020-08 STT 7th gen. Standard
CS_CZ_6 Czech (Czech Republic) 2021-03 STT 8th gen. Standard
CS_CZ_5 Czech (Czech Republic) 2018-12 STT 7th gen. Standard
DE_DE_4 German (Germany and Austria) 2017-09 STT 6th gen. Standard
EN_US_6 English (United States) 2021-10 STT 8th gen. Standard
EN_US_A_6 English (United States) 2021-10 STT 8th gen. On project basis
EN_US_5 English (United States) 2019-06 STT 7th gen. Standard
EN_US_A_5 English (United States) 2020-06 STT 7th gen. On project basis
ES_6 Spanish (mix) 2021-11 STT 8th gen. Standard
ES_ES_5 Spanish 2019-07 STT 7th gen. Standard
FA_6 Farsi (Iran and Afghanistan) 2022-01 STT 8th gen. Standard
FR_FR_6 French (France) 2021-05 STT 8th gen. Standard
FR_FR_5 French (France) 2020-03 STT 7th gen. Standard
HR_HR_6 Croatian (Croatia) 2021-05 STT 8th gen. Standard
HR_HR_5 Croatian (Croatia) 2020-07 STT 7th gen. Standard
IT_IT_6 Italian (Italy) 2022-06 STT 8th gen. Standard
NL_NL_5 Dutch (Netherlands and Belgium) 2018-12 STT 7th gen. Standard
NL_NL_4 Dutch (Netherlands and Belgium) 2017-09 STT 6th gen. Standard
PL_PL_6 Polish (Poland) 2022-04 STT 8th gen. Standard
PL_PL_5 Polish (Poland) 2018-07 STT 7th gen. Standard
PS_6 Pashto (Afghanistan) 2021-05 STT 8th gen. Standard
PS_5 Pashto (Afghanistan) 2021-02 STT 7th gen. Standard
RU_RU_6 Russian (Russia) 2022-06 STT 8th gen. Standard
RU_RU_A_6 Russian (Russia) 2022-06 STT 8th gen. On project basis
RU_RU_5 Russian (Russia) 2019-06 STT 7th gen. Standard
RU_RU_A_5 Russian (Russia) 2020-03 STT 7th gen. On project basis
RU_RU_A_4 Russian (Russia) 2017-02 STT 6th gen. On project basis
SK_SK_6 Slovak (Slovakia) 2022-01 STT 8th gen. Standard
SK_SK_5 Slovak (Slovakia) 2019-03 STT 7th gen. Standard
SV_SE_6 Swedish (Sweden) 2021-05 STT 8th gen. Standard
SV_SE_5 Swedish (Sweden) 2020-04 STT 7th gen. Standard
TR_TR_6 Turkish (Turkey) 2022-01 STT 8th gen. Standard
VI_VN_6 Vietnamese (Vietnam) 2021-10 STT 8th gen. Standard
ZH_CN_6 Mandarin Chinese (China) 2022-06 STT 8th gen. Standard

Deprecated STT models (not supported, after end-of-life).

Tech. model name Language (region) Release Date End of Support Maintenance
AR_KW_4 Arabic (Kuwait) 2017-09 STT 6th gen. No longer maintained
CS_CZ_4 Czech (Czech Republic) 2017-03 STT 6th gen. No longer maintained
CZ_ENERGY_4 Czech (Czech Republic) 2017-03 STT 6th gen. No longer maintained
CZ_FIN_4 Czech (Czech Republic) 2017-03 STT 6th gen. No longer maintained
CZ_IT_4 Czech (Czech Republic) 2017-03 STT 6th gen. No longer maintained
CZ_TELCO_4 Czech (Czech Republic) 2017-03 STT 6th gen. No longer maintained
CZ_PROMPT_3 Czech (Czech Republic) 2016-12 STT 5th gen. No longer maintained
EN_4 English (United States) 2016-12 STT 6th gen. No longer maintained
EN_GB2 English (United Kingdom) 2016-06 STT 6th gen. No longer maintained
EN_NAMES2 English (United States) 2012-04 STT 5th gen. No longer maintained
ES_AMER1 Spanish (Latin America) 2014-09 STT 5th gen. No longer maintained
FA_IR_4 Farsi (Iran) 2017-12 STT 6th gen. No longer maintained
FR1 French (France) 2016-06 STT 5th gen. No longer maintained
HR_HR_4 Croatian (Croatia) 2017-09 replaced with HR_HR_5
(HR_HR_4 was beta before)
No longer maintained
IT_IT_3 Italian (Italy) 2016-11 STT 6th gen. No longer maintained
PL_PL_4 Polish (Poland) 2017-12 STT 6th gen. No longer maintained
RU_ATC1 Russian (Russia) 2015-02 STT 5th gen. No longer maintained
RU_RU_4 Russian (Russia) 2015-09 STT 6th gen. No longer maintained
RU_RU_FIN_4 Russian (Russia) 2015-09 STT 6th gen. No longer maintained
SK_TELCO_3 Slovak (Slovakia) 2015-09 STT 5th gen. No longer maintained
+ other STT 1st gen. No longer maintained
+ other STT 2nd gen. No longer maintained
+ other STT 3rd gen. No longer maintained