Tether Unveils BotPsy AI Agent

Tether AI Research introduces BotPsy, a 0.8B-parameter agentic model based on Qwen3.5-0.8B designed for on-device deployment. It outperforms larger models on benchmarks, scoring 86.1 on BFCL v4 hallucination tests and 44.0% on BFCL v4 tool-use tests. The model will be released with open weights under the Apache 2.0 license for research and educational use.