Ultraman Officially Announces OpenAI's Return to Open Source with Two New Inference Models Rivaling o4-mini
2 week ago / Read about 0 minute
Author:小编   

In a late-night revelation, Ultraman has introduced two groundbreaking open-source models: "gpt-oss-120b," boasting a total of 117 billion parameters and 5.1 billion active parameters, and "gpt-oss-20b," featuring 21 billion parameters with 3.6 billion active. Rumors of this development had circulated prior to the official announcement, which signifies OpenAI's re-entry into the open-source community.