Tether AI Releases BotPsy Model

Tether AI Research introduces BotPsy, a 0.8B-parameter agentic model based on Qwen3.5-0.8B designed for on-device deployment. The model outperforms all tested models up to 1.2B parameters on six benchmarks, achieving state-of-the-art tool-use performance. It will be released with open weights under the Apache 2.0 license for research and educational use.