{"slug": "soniox-stt-now-available-for-telnyx-voice-ai", "title": "Soniox STT Now Available for Telnyx Voice AI", "summary": "Telnyx has integrated Soniox STT into its Voice AI platform, providing developers with a real-time speech-to-text option for live transcription, automatic language detection, and voice agent workflows. The integration allows configuration via the Assistants API, enabling voice AI teams to use Soniox for streaming transcription without requiring a language hint.", "body_md": "[Contact us](https://telnyx.com/contact-us)\n\n[Log in](https://portal.telnyx.com)\n\nSoniox STT is now available on Telnyx, giving voice AI teams another real-time speech-to-text option for live transcription. Developers can use Soniox for automatic language detection, streaming transcription, and voice agent workflows.\n\n`soniox/stt-rt-v4`\n\nwithout a language hint when caller language is not known in advance.You can also configure Soniox STT through the Assistants API by setting `transcription.model`\n\nto `soniox/stt-rt-v4`\n\n.\n\n```\ncurl -X POST https://api.telnyx.com/v2/ai/assistants \\\n  -H \"Authorization: Bearer $TELNYX_API_KEY\" \\\n  -H \"Content-Type: application/json\" \\\n  -d '{\n    \"name\": \"soniox-stt-assistant\",\n    \"model\": \"moonshotai/Kimi-K2.5\",\n    \"instructions\": \"You are a voice assistant for live customer conversations.\",\n    \"transcription\": {\n      \"model\": \"soniox/stt-rt-v4\",\n      \"language\": \"auto\",\n      \"settings\": {\n        \"interim_results\": true,\n        \"enable_endpoint_detection\": true,\n        \"max_endpoint_delay_ms\": 1000\n      }\n    }\n  }'\n```\n\n**Learn more** in the [Telnyx Speech-to-Text models documentation](https://developers.telnyx.com/docs/voice/stt/models).", "url": "https://wpnews.pro/news/soniox-stt-now-available-for-telnyx-voice-ai", "canonical_source": "https://telnyx.com/release-notes/soniox-stt-voice-ai", "published_at": "2026-06-03 00:00:00+00:00", "updated_at": "2026-07-01 12:07:12.869668+00:00", "lang": "en", "topics": ["ai-products", "developer-tools", "natural-language-processing", "ai-infrastructure"], "entities": ["Soniox", "Telnyx", "Soniox STT", "Telnyx Voice AI", "Assistants API"], "alternates": {"html": "https://wpnews.pro/news/soniox-stt-now-available-for-telnyx-voice-ai", "markdown": "https://wpnews.pro/news/soniox-stt-now-available-for-telnyx-voice-ai.md", "text": "https://wpnews.pro/news/soniox-stt-now-available-for-telnyx-voice-ai.txt", "jsonld": "https://wpnews.pro/news/soniox-stt-now-available-for-telnyx-voice-ai.jsonld"}}