Moonshot AI’s Kimi K3, an open-weight model its developer describes as the first open model to reach 2.8 trillion parameters, became available on Amazon Bedrock on September 18, 2026, adding a new option for coding and knowledge work. Amazon Web Services announced the launch on the AWS Machine Learning Blog. According to Moonshot AI, Kimi K3 is its most capable model, combining native vision capabilities with a 1-million-token context window and delivering an approximate 2.5x improvement in…