Is jetbrains/mellum2-12b-a2.5b-instruct deprecated?

Q: Is jetbrains/mellum2-12b-a2.5b-instruct deprecated?

Not yet, but retirement is scheduled. Sunset scheduled for 2026-10-05, reported by a third-party catalog. The identifier still resolves today.

RETIRING IN 5 DAYS

Sunset scheduled for 2026-10-05, reported by a third-party catalog. The identifier still resolves today.

state=dying sunset=2026-10-05 days_remaining=5 severity=critical sources=litellm evidence_tier=catalog confirmed_by_endpoint=false documented_by_provider=false replacement=none corroborated=single-source divergent_fields=none checked=2026-09-30 15:40Z

wandb/jetbrains/mellum2-12b-a2.5b-instruct

Vendor: wandb. 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	wandb/JetBrains/Mellum2-12B-A2.5B-Instruct	131,000	—	$0.05	$0.1	2026-10-05

Change history

Severity	Change	What	Detected
critical	deprecated	wandb/JetBrains/Mellum2-12B-A2.5B-Instruct: deprecation announced for 2026-10-05 — in 18 days	2026-09-17
high	modified	wandb/JetBrains/Mellum2-12B-A2.5B-Instruct: context_tokens cut 131,072 to 131,000	2026-09-17
critical	deprecated	wandb/JetBrains/Mellum2-12B-A2.5B-Instruct: retires 2026-10-05 (in 18 days)	2026-09-17
low	added	new model wandb/JetBrains/Mellum2-12B-A2.5B-Instruct (131,072 ctx)	2026-08-28