Is gemini-omni-flash-preview deprecated?

Q: Is gemini-omni-flash-preview deprecated?

Not yet, but retirement is scheduled. Sunset scheduled for 2026-09-30, reported by a third-party catalog. The identifier still resolves today.

RETIRING IN 14 DAYS

Sunset scheduled for 2026-09-30, reported by a third-party catalog. The identifier still resolves today.

state=dying sunset=2026-09-30 days_remaining=14 severity=critical sources=gemini,litellm evidence_tier=endpoint confirmed_by_endpoint=gemini documented_by_provider=false replacement=none corroborated=yes divergent_fields=none checked=2026-09-16 03:02Z

google/gemini-omni-flash-preview

Vendor: google. Tracked by 2 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
gemini native	gemini-omni-flash-preview	131,072	65,536	—	—	—
litellm	gemini/gemini-omni-flash-preview	131,072	65,536	$1.5	$9	2026-09-30

Change history

Severity	Change	What	Detected
high	deprecated	gemini/gemini-omni-flash-preview: deprecation announced for 2026-09-30 — in 31 days	2026-08-30
high	modified	gemini/gemini-omni-flash-preview: context_tokens cut 1,048,576 to 131,072	2026-08-30
low	modified	gemini/gemini-omni-flash-preview: max_output_tokens raised 65,535 to 65,536	2026-08-30
high	deprecated	gemini/gemini-omni-flash-preview: retires 2026-09-30 (in 31 days)	2026-08-30
low	added	new model gemini/gemini-omni-flash-preview (1,048,576 ctx)	2026-07-14
low	added	new model gemini-omni-flash-preview (1,048,576 ctx)	2026-07-14