Google Releases Gemma 4 Open-Weight Models Under Apache 2.0 License

Summary

Google has released Gemma 4, the latest generation of its open-weight model family, under the Apache 2.0 license — a significant shift from previous Gemma releases that used Google's more restrictive custom license. The move to Apache 2.0 removes commercial use restrictions and redistribution limitations that previously constrained enterprise adoption and derivative works, potentially making Gemma 4 one of the most permissively licensed competitive open models available. The license change may