gemini

Event	Maturity	Contract	Summary
SessionStart	stable	production-ready	Gemini SessionStart hook
SessionEnd	stable	production-ready	Gemini SessionEnd hook
BeforeModel	stable	production-ready	Gemini BeforeModel hook
AfterModel	stable	production-ready	Gemini AfterModel hook
BeforeToolSelection	stable	production-ready	Gemini BeforeToolSelection hook
BeforeAgent	stable	production-ready	Gemini BeforeAgent hook
AfterAgent	stable	production-ready	Gemini AfterAgent hook
BeforeTool	stable	production-ready	Gemini BeforeTool hook
AfterTool	stable	production-ready	Gemini AfterTool hook