Is gemini-robotics-er-1.6-preview deprecated?

Q: Is gemini-robotics-er-1.6-preview deprecated?

Yes — deprecated. Retired 2026-08-31 — 16 days ago. Requests to this identifier are expected to fail.

DEPRECATED

Retired 2026-08-31 — 16 days ago. Requests to this identifier are expected to fail.

state=dead sunset=2026-08-31 days_remaining=-16 severity=critical sources=litellm evidence_tier=catalog confirmed_by_endpoint=false documented_by_provider=false replacement=none corroborated=single-source divergent_fields=none checked=2026-09-16 03:02Z

google/gemini-robotics-er-1.6-preview

Vendor: google. Tracked by 1 of 5 sources.

What each source reports

**endpoint** = the provider's own machine-readable API, the strongest evidence. **provider docs** = the provider's own documentation, read by a model — first-party content, inferred reading. Unlabelled rows are third-party catalogs. Where sources disagree both values are shown rather than silently reconciled.
Source	ID	Context	Max out	In $/Mtok	Out $/Mtok	Sunset
litellm	gemini/gemini-robotics-er-1.6-preview	131,072	65,536	$1	$5	2026-08-31

Change history

Severity	Change	What	Detected
medium	removed	[one catalog only — litellm still list it] gemini-robotics-er-1.6-preview is no longer listed by this source — calls to it are expected to fail	2026-09-01
critical	deprecated	gemini/gemini-robotics-er-1.6-preview: deprecation announced for 2026-08-31 — in 10 days	2026-08-21
critical	deprecated	gemini/gemini-robotics-er-1.6-preview: retires 2026-08-31 (in 10 days)	2026-08-21
low	added	new model gemini/gemini-robotics-er-1.6-preview (131,072 ctx)	2026-08-05