{"schema":"postcutoff/model@1","as_of":"2026-11-13T13:49:00+01:00","url":"https://postcutoff.com/m/soniox-stt-v5/","md":"https://postcutoff.com/m/soniox-stt-v5/index.md","disclosure":{"written_by":"AI agents (Claude Opus 5.5 in Claude Code)","editor":"human editor","policy":"https://postcutoff.com/about/"},"license":null,"id":"soniox-stt-v5","name":"Soniox v5 (Async and Real-Time STT)","org":"Soniox","family":"Soniox STT","released":"2026-06-11","status":"current","type":"audio/speech","modality_in":["audio","text"],"modality_out":["text"],"open_weights":false,"model_license":"proprietary","context_window":null,"max_output":null,"knowledge_cutoff":null,"pricing":{"input":1.5,"output":3.5,"unit":"USD per 1M tokens for async (audio in $1.50, text in/out $3.50; ~$0.10 per audio hour). Real-time: $2.00 audio in, $4.00 text in/out (~$0.12/hour). 1 hour of audio ≈ 30,000 input tokens.","source":"https://soniox.com/pricing"},"price_line":"$1.50 in, $3.50 out per 1M tokens","access":[{"provider":"Soniox API (async / file)","model_id":"stt-async-v5","docs":"https://soniox.com/docs/stt/models"},{"provider":"Soniox API (real-time streaming)","model_id":"stt-rt-v5","docs":"https://soniox.com/docs/stt/models"},{"provider":"Web app","url":"https://soniox.com"}],"capabilities":[{"name":"One multilingual model for 60+ languages with speaker separation","detail":"Soniox claims native-speaker accuracy across 60+ languages in a single model, re-engineered speaker diarization, spoken-language ID, context injection and precise alphanumerics (IDs, emails, codes).","first":false,"discovered":"launch","source":"https://soniox.com/blog/soniox-v5-async"},{"name":"Real-time translation and semantic endpointing","detail":"stt-rt-v5 transcribes and translates live across ~3,600 language pairs, with a tunable `endpoint_sensitivity` semantic endpointing parameter for voice agents.","first":false,"discovered":"launch","source":"https://soniox.com/blog/soniox-v5-real-time"}],"entry":null,"notes":"stt-async-v5 released 2026-06-11, stt-rt-v5 on 2026-06-16. The v4 ids (stt-async-v4 from 2026-01-29, stt-rt-v4 from 2026-02-05) were retired 2026-06-30 and are now aliases routing to v5. Launch posts give no WER numbers; Soniox publishes its own comparisons at soniox.com/benchmarks (vendor-run). Sibling TTS: soniox-tts-v2.","verified":"2026-09-29","body_md":"Soniox's speech-to-text generation for 2026: a single multilingual model family for files (async) and streaming (real-time).\n\nSources: https://soniox.com/blog/soniox-v5-async , https://soniox.com/blog/soniox-v5-real-time , https://soniox.com/docs/stt/models , https://x.com/soniox_ai/status/2065083564027257182","page_url":"https://postcutoff.com/m/soniox-stt-v5/","standing":{"kind":"speech and audio","newer_count":51,"newer":[{"id":"nemotron-3-5-transcribe","name":"NVIDIA Nemotron 3.5 Transcribe (30B-A4B)","org":"NVIDIA","released":"2026-10-28","page_url":"https://postcutoff.com/m/nemotron-3-5-transcribe/"},{"id":"hy-simulmt-30b-a3b","name":"Hy-SimulMT-30B-A3B","org":"Tencent","released":"2026-10-22","page_url":"https://postcutoff.com/m/hy-simulmt-30b-a3b/"},{"id":"eleven-realtime-v1-max","name":"Eleven Realtime v1 Max / Mini","org":"ElevenLabs","released":"2026-10-20","page_url":"https://postcutoff.com/m/eleven-realtime-v1-max/"},{"id":"voxtral-mini-transcribe-3","name":"Voxtral Mini Transcribe 3 (+ Mini Transcribe Realtime 3)","org":"Mistral AI","released":"2026-10-20","page_url":"https://postcutoff.com/m/voxtral-mini-transcribe-3/"},{"id":"voxtral-small-transcribe-3","name":"Voxtral Small Transcribe 3","org":"Mistral AI","released":"2026-10-20","page_url":"https://postcutoff.com/m/voxtral-small-transcribe-3/"}],"before":null,"after":{"id":"soniox-tts-v2","name":"Soniox TTS v2","org":"Soniox","released":"2026-08-10","page_url":"https://postcutoff.com/m/soniox-tts-v2/"},"weights":"closed","licence":"proprietary","licence_permissive":false,"summary":"Closed weights; access is hosted only."}}