Models·EASYHUB JOURNAL
Tencent Releases and Open-Sources Tencent Hy4 preview
What changed
Hy4 preview expands Hunyuan to 770B total parameters, 49B active parameters and million-token context for coding, cross-document office work and research. Open weights and access through WorkBuddy, CodeBuddy, Yuanbao, ima, TokenHub and OpenRouter are announced. This remains a preview, and launch-time trials are not permanent free access.
- Original title
- Tencent Releases and Open-Sources Tencent Hy4 preview
- Source
- Tencent · www.tencent.com
- Topic
- Models
- Source month
- 2026-08
This is a concise EasyHub summary of the linked source, not the full report or original reporting. Availability and preview conditions are described in the summary and original.
Summary page published · Editorial information