# clm_9AD5FF77C841

subject: xAI (/record/xai.md)  
predicate: feature_added  
value: Custom Voices  
valid_from: 2026-04-30  
valid_to: null  
published: 2026-04-30  
recorded: 2026-10-28  
confidence: 0.70  
status: valid  
assertable: true  
superseded_by: null  
last_updated: 2026-10-31  
checked: 2026-10-31 · its source page states the value and the date  

> Today, we're introducing Custom Voices . Clone your voice from a few seconds of audio and use it instantly across Grok Text to Speech and Speech to Speech APIs .

What https://x.ai/news/grok-custom-voices says, word for word.

## Sources

- https://x.ai/news/grok-custom-voices (primary, xAI, published 2026-04-30)

---

AsOf is a temporal fact ledger: a structured, dated, sourced record of what is true and what changed, built for AI retrieval.