01 · Operational consequence
Lifecyclecompleted
Severityhigh
ConsequenceThe official shutdown deadline passed, but the current service state remains unconfirmed; production dependence is unsafe.
02 · Affected subjects
Componentsgemini-robotics-er-1.6-preview, Gemini API robotics integrations
AudienceDevelopers and robotics teams whose Gemini API integrations call gemini-robotics-er-1.6-preview.
RegionGemini API; no regional exception documented
03 · Detection
Stable event IDksr-google-gemini-robotics-er-1-6-2026-08-31
Change typeretirement
04 · Before → after
BeforePreview and deprecated
AfterDeadline passed; service state unconfirmed
05 · Required action
ActionTreat the endpoint as unsupported, migrate to gemini-robotics-er-2-preview, and verify production behavior without assuming the 1.6 endpoint is available or unavailable.
Replacement or migration pathUpdate integrations to gemini-robotics-er-2-preview, review the current Robotics ER documentation, and regression-test spatial reasoning, orchestration, media inputs and physical-action safeguards before production cutover.
06 · Actionable date
Date roleMigration deadline
Date2026-08-31
Statuscompleted
07 · Kingy reproduction
StatusNot tested
LimitationsSource evidence reviewed; no paid vendor call or production reproduction was run.
08 · Sources and revision
Checked2026-09-04
Official sourceshttps://ai.google.dev/gemini-api/docs/changelog · https://ai.google.dev/gemini-api/docs/deprecations
Correction history2026-09-04: The August 31 deadline passed; official sources still list the deadline and replacement but do not confirm current service state.