# AI news, Tuesday, 29 September 2026

Compiled by Richard Brooks's AI news desk. Canonical: https://richard-brooks.com/ai-news/2026-09-29/

## ElevenLabs ships v4 speech models with 90 languages

Language. Voice agents get lower latency and finer expression control, with coverage up from 70 to over 90 languages. Biggest quality gains are in Japanese, Brazilian Portuguese, Mandarin and Cantonese.

Source: TechCrunch, https://techcrunch.com/2026/09/28/elevenlabs-new-v4-speech-model-supports-more-expression-control-and-90-languages/

## H Company releases Holo4 open-weight computer-use agents

Agents. Open weights and API for GUI, code, MCP and API computer use, with claimed strong cost performance versus frontier closed models. Gives builders a cheaper path for desktop and web agents.

Source: H Company, https://hcompany.ai/newsroom/holo4

## Meta launches Enterprise Platform to sell Muse stack to businesses

Business. Meta packages Muse agent, Business Agent, Muse API and Muse Code for companies, and hired ex-MongoDB CEO CJ Desai to lead the new pillar. Another big lab is competing for corporate agent budgets.

Source: Meta Newsroom, https://about.fb.com/news/2026/09/launching-meta-enterprise-platform/