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ORGANIZATION
@zoowork
ZooWork, from Serendipity One Inc., publishes Instinct, a family of single-pass decision models with open 4B weights and a hosted API.
A 4B decision model from ZooWork: a merged LoRA fine-tune of Qwen3.5-4B that reads a state and returns a probability per candidate for choice, yes/no (noul) and score questions in one forward pass, without generating text. Open weights, also on ZooWork's hosted API.
85.7%62 ms4.0Bapache-2.0Hosted API
