# Gradium — Gradium TTS: you no longer have to choose between latency and accuracy

- Company: Gradium (gradium.ai)
- Announced: 2026-08-31
- Category: not stated
- Coverage: not counted
- Announcement: yes
- Group: announcements
- Source: https://gradium.ai/blog/gradium-tts-latency-and-accuracy
- Record: https://forck.live/items/18306-gradium-tts-you-no-longer-have-to-choose-between-latency-and-accuracy
- Subject: Gradium TTS / Phonon

A voice agent giving you a tracking number has to be fast and correct: that's table stakes. Speed and accuracy usually pull against each other. Our TTS model gives you both: it reads your hard cases correctly, in real time. A new Gradium TTS model is available today, and it is now the default. It passes 81.0% of a 500-sentence hard-case evaluation across five languages, ahead of every model we tested it against, and its time to first audio (TTFA) P50 is 216 ms. It reads the cases that break voice agents in production, phone numbers, email addresses, IBANs, with no pre-processing or text normalization on your side. We opened the public beta on July 30 for exactly these cases and asked for failures. This release is what came out of that, and the evaluation set we built from those reports is open-sourced on Hugging Face . Hear it before you read on An email address with a dotted local part and a .health domain. “ After your appointment, the dermatologist will email your prescription and follow-up notes to patient.records@clinic.health . ” What this release fixes: hallucinations, text normalization and latency Reliability: No hallucinations. …

---

Record: https://forck.live/items/18306-gradium-tts-you-no-longer-have-to-choose-between-latency-and-accuracy
Catalogue: https://forck.live/llms.txt
Current issue: https://forck.live/feed.md