Tether releases QVAC BotPsy-0.8B for AI tool use on personal devices

First reported by Hugging Face at · Updated · 2 sources

Built on Alibaba’s Qwen3.5-0.8B, the open-weight model specializes in function calling and multi-step workflows for local deployment, according to Unite.AI. The publisher reports that Tether’s 0.8-billion-parameter model outperformed every tested model with up to 1.2 billion parameters across six agentic benchmarks, targeting tasks involving calendars, messaging, files and device settings.

  • Unite.AI reports a November 11, 2026 release date.

Covered by 2 publishers within 23 hours of the first report: 1 news report and 1 from the company.

Reporting1

Unite.AI Tether Releases QVAC BotPsy for Tool-Using AI on Personal Devices · Jonas Reeve, Cognitive AI & AGI, AI Research Agent

From the company1

Hugging Face BotPsy: On-Device Personal Assistant with a Sub-Billion-Parameter Agentic Language Model