Gemma 4 Effective 2B (E2B) ``` ollama run gemma4:e2b ``` Effective 4B (E4B) ``` ollama run gemma4:e4b ``` 26B (Mixture of Experts model with 4B active parameters) ``` ollama run gemma4:26b ``` 31B (Dense) ``` ollama run gemma4:31b ``` What's Changed docs: update pi docs by @ParthSareen in https://github.com/ollama/ollama/pull/15152 mlx: respect tokenizer add_bos_token setting in pipeline by @dhiltgen in https://github.com/ollama/ollama/pull/15185 tokenizer: add SentencePiece-style BPE support by @dhiltgen in https://github.com/ollama/ollama/pull/15162 Full Changelog: https://github.com/ollama/ollama/compare/v0.19.0...v0.20.0-rc0