Model and API retirements

Palmyra X4 retirement date and replacement

Amazon Bedrock · Model · retires Mar 9, 2027 (in 4 months)Unverified

Vendor page

Dates

Checked Oct 24, 2026 on AWS's page
RetiresMar 9, 2027 (in 4 months)
AnnouncedSep 9, 2026
ReplacementNone named
Identifierwriter.palmyra-x4-v1:0
Model makerWriter
NoticeLegacy models: end-of-life dates
Sourcedocs.aws.amazon.com/bedrock/latest/userguide/model-lifecycle-legacy.html

Changes

AnnouncedUnverifiedOct 19Retires Mar 9, 2027. Legacy models: end-of-life datesAWSSource

Around the same time on Amazon Bedrock

AWS
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