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SUNSET — Five days until the imagen-4.0 family shuts down: imagen-4.0-generate-001 and two sibling models stop on August 17SAMPLING — Since July 21 the temperature, top_p, and top_k parameters are deprecated; no shutdown date yet, but worth auditing your callsAPI — The Interactions API is now generally available and is the recommended path to the latest models and featuresROBOTICS — gemini-robotics-er-1.6-preview shuts down on August 31; its successor, ER 2, has been in public preview since July 30ENTERPRISE — The Gemini Enterprise mobile app reached GA for organizations authenticating through third-party identity providersRENAME — NotebookLM Enterprise is now Gemini Notebook Enterprise, so the term to search the docs for has changed tooSUNSET — Five days until the imagen-4.0 family shuts down: imagen-4.0-generate-001 and two sibling models stop on August 17SAMPLING — Since July 21 the temperature, top_p, and top_k parameters are deprecated; no shutdown date yet, but worth auditing your callsAPI — The Interactions API is now generally available and is the recommended path to the latest models and featuresROBOTICS — gemini-robotics-er-1.6-preview shuts down on August 31; its successor, ER 2, has been in public preview since July 30ENTERPRISE — The Gemini Enterprise mobile app reached GA for organizations authenticating through third-party identity providersRENAME — NotebookLM Enterprise is now Gemini Notebook Enterprise, so the term to search the docs for has changed too
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Gemini API/2026-06-17Advanced

Keep Your Flash-to-Pro Routing Threshold Honest with Shadow Re-evaluation

A Flash-generates, Pro-on-low-confidence router starts drifting the moment you hand-pick its threshold. This is a working build of a loop that samples your kept-Flash outputs, scores them against Pro, and recalibrates the threshold from a quality budget.