server: apply format when think=false for gemma4 (#15678)
v0.21.1-rc0
Ollama Releases / 4/21/2026
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Key Points
- The release candidate v0.21.1-rc0 includes a server-side change to apply formatting when the system is thinking=false for the Gemma 4 model.
- The update references a specific pull request (ollama/ollama #15678), indicating this behavior adjustment was implemented as part of the RC.
- The change is focused on model-serving behavior rather than introducing new models or features, suggesting a targeted fix/improvement.
- Affects anyone running Ollama with Gemma 4 where the think=false path controls whether formatting is applied during server processing.
