Issues

• AudioConfig.fromStreamInput(pushStream).close() throws TypeError (1.52.0)

  microsoft/cognitive-services-speech-sdk-js#1046 · Filter by author royisme opened on Oct 22, 2026

• Second WebSocket opened when the original socket closes after stop/close (1.52.0)

  microsoft/cognitive-services-speech-sdk-js#1045 · Filter by author royisme opened on Oct 22, 2026

• [Bug]: Azerbaijani (az-AZ) Speech Translation fails when configured as both source and target language

  bug
  microsoft/cognitive-services-speech-sdk-js#1028 · Filter by author rohit1coding opened on Jul 23, 2026
  

• Document supported locales and fallback behavior for semantic segmentation

  bug
  microsoft/cognitive-services-speech-sdk-js#1009 · Filter by author reg31 opened on May 4, 2026
  

• [Bug]: speechConfig.setProxy stopped to work starting from nodejs v22.x.x

  bug
  microsoft/cognitive-services-speech-sdk-js#1007 · Filter by author tuxpoldo opened on Apr 28, 2026
  1

  

• [Bug]: Browser: SpeakerAudioDestination.pause() and .mute() do not always pause or mute synthesized audio

  bug
  microsoft/cognitive-services-speech-sdk-js#1000 · Filter by author mattflaschen opened on Mar 31, 2026
  2

  

• Use PropertyId for "MICROPHONE-WorkletSourceUrl"

  microsoft/cognitive-services-speech-sdk-js#990 · Filter by author mattflaschen opened on Mar 17, 2026

• Option to load Timeout Worker from separate JavaScript file, instead of inline base64

  microsoft/cognitive-services-speech-sdk-js#989 · Filter by author mattflaschen opened on Mar 16, 2026

• OGG_OPUS (and other compressed formats) crash with RuntimeError — privHeader never set in AudioStreamFormatImpl constructor

  microsoft/cognitive-services-speech-sdk-js#981 · Filter by author raghuram-rng opened on Mar 5, 2026
  1

• [Bug]: Unable to contact server. StatusCode: 1006, <endpoint> Reason:

  bug
  microsoft/cognitive-services-speech-sdk-js#980 · Filter by author keithyipkw opened on Mar 4, 2026
  1

  

• [Bug]: Speech to text service hallucinations

  bug
  microsoft/cognitive-services-speech-sdk-js#978 · Filter by author Jarco-Uil opened on Feb 9, 2026
  

• [Bug]: Azure Speech TTS (nl-BE-DenaNeural) drops plosive consonants in sentence context – model regression?

  bug
  microsoft/cognitive-services-speech-sdk-js#974 · Filter by author specialspeak opened on Feb 6, 2026
  

• 1 Pronunciation of most/many english Voices for 'maketh'; and 2 poor audio quality in “Microsoft William Online (Multilingual) – en‑AU”

  microsoft/cognitive-services-speech-sdk-js#973 · Filter by author MichaelDBowles opened on Feb 3, 2026

• [Bug]: MissingBreak/UnexpectedBreak from prosody having broken Confidence values, broken detections.

  bug
  microsoft/cognitive-services-speech-sdk-js#971 · Filter by author enzoferrari1 opened on Jan 17, 2026
  

• [Bug]: bookmarks not emitted coherently and correctly when a non-multilingual voice is used

  bug
  microsoft/cognitive-services-speech-sdk-js#969 · Filter by author alexandercerutti opened on Jan 14, 2026
  

• [Bug]: missing @azure/core-auth dependency

  bug
  microsoft/cognitive-services-speech-sdk-js#968 · Filter by author Eddie84 opened on Jan 14, 2026
  1

  

• [Bug]: Speaker synthesisCompleted , close attributes not working as expected

  bug
  microsoft/cognitive-services-speech-sdk-js#967 · Filter by author ajaysingh7623 opened on Jan 12, 2026
  

• new Worker call not compatible with Deno

  microsoft/cognitive-services-speech-sdk-js#966 · Filter by author j-mir-prazak opened on Jan 7, 2026

• [Question] SDK stopped to work out of sudden

  microsoft/cognitive-services-speech-sdk-js#962 · Filter by author thiagocotting opened on Dec 16, 2025

• [Bug]: Socket connection hangs when subscription is disabled

  bug
  microsoft/cognitive-services-speech-sdk-js#959 · Filter by author ej-shafran opened on Dec 8, 2025
  

• [Bug]: AudioConfig.fromMicrophoneInput does not respect the deviceId argument

  bug
  microsoft/cognitive-services-speech-sdk-js#957 · Filter by author yusufkinatas opened on Nov 28, 2025
  1

  

• [Bug]: RN82 - TypeError: Cannot read property 'level' of undefined

  bug
  microsoft/cognitive-services-speech-sdk-js#949 · Filter by author varunwyest opened on Oct 12, 2025
  

• [Bug]: Speech SDK fails with with Speech resource using custom domain and private endpoint

  bug
  microsoft/cognitive-services-speech-sdk-js#948 · Filter by author lsbrettjewell opened on Oct 9, 2025
  4

  

• [Bug]: PronunciationAssessmentResult: inconsistent return type with phoneme granularity option

  bug
  microsoft/cognitive-services-speech-sdk-js#942 · Filter by author shestaya-liniya opened on Aug 28, 2025
  

• [Bug]: Text-to-Speech Authentication Failures with Managed Identity and Custom Domains

  bug
  microsoft/cognitive-services-speech-sdk-js#941 · Filter by author MysticAladin opened on Aug 12, 2025
  1