EOLModelEOL

Claude Sonnet 4.5

Legacy

Anthropic · on Amazon Bedrock · last checked Oct 19, 2026

Scheduled to retire on Apr 8, 2027 (171 days from the last check).

AWS card says: “Legacy”, Model EOL date: April 8, 2027. AWS does not name a specific replacement model on its lifecycle page or model card. lifecycle page

Active Anthropic models on Bedrock, newest first (a list, not an AWS recommendation): Claude Haiku 5.5, Claude Sonnet 5.5, Claude Opus 5.5, Claude Fable 5.1, Claude Mythos 5.1.

Model IDs and inference profile IDs

EndpointModel IDGeo profile IDsGlobal profile ID
bedrock-runtimeanthropic.claude-sonnet-4-5-20250929-v1:0
us.anthropic.claude-sonnet-4-5-20250929-v1:0
eu.anthropic.claude-sonnet-4-5-20250929-v1:0
au.anthropic.claude-sonnet-4-5-20250929-v1:0
jp.anthropic.claude-sonnet-4-5-20250929-v1:0
global.anthropic.claude-sonnet-4-5-20250929-v1:0

AWS model card

Lifecycle

Status
Legacy
Launched
Sep 30, 2025
EOL no sooner than
Sep 30, 2026
EOL date
Apr 8, 2027
Legacy period
at least 6 months
Context window
200K tokens
Max output
64K
Input
Image, Text
Output
Text

Retirement notices

RegionsLegacy fromExtended access fromEOL
af-south-1, ap-east-2, ap-northeast-1, ap-northeast-2, ap-northeast-3, ap-south-1, ap-south-2, ap-southeast-1, ap-southeast-2, ap-southeast-3, ap-southeast-4, ap-southeast-5, ap-southeast-6, ap-southeast-7, ca-central-1, ca-west-1, eu-central-1, eu-central-2, eu-north-1, eu-south-1, eu-south-2, eu-west-1, eu-west-2, eu-west-3, il-central-1, mx-central-1, sa-east-1, us-east-1, us-east-2, us-west-1, us-west-2Oct 8, 2026Jan 8, 2027Apr 8, 2027

During public extended access the provider may charge more. AWS lifecycle page

Regions and on-demand prices

USD per 1M tokens, standard on-demand tier (no batch, cache, flex, priority or long-context rates). From the AWS Price List API, version published Oct 16, 2026 / Oct 12, 2026.

RegionAvailabilityIn-Region / Geo in / outGlobal in / out
us-east-1 N. VirginiaLegacy (EOL scheduled) (EOL 2027-04-08)$3.30 / $16.50$3.00 / $15.00
us-east-2 OhioLegacy (EOL scheduled) (EOL 2027-04-08)$3.30 / $16.50$3.00 / $15.00
us-west-1 N. CaliforniaLegacy (EOL scheduled) (EOL 2027-04-08)$3.30 / $16.50$3.00 / $15.00
us-west-2 OregonLegacy (EOL scheduled) (EOL 2027-04-08)$3.30 / $16.50$3.00 / $15.00
us-gov-east-1 AWS GovCloud (US-East)Legacy (EOL scheduled) (EOL 2027-04-08)$3.60 / $18.00—
us-gov-west-1 AWS GovCloud (US-West)Legacy (EOL scheduled) (EOL 2027-04-08)$3.60 / $18.00—
ca-central-1 CanadaLegacy (EOL scheduled) (EOL 2027-04-08)$3.30 / $16.50$3.00 / $15.00
ca-west-1 CalgaryLegacy (EOL scheduled) (EOL 2027-04-08)——
eu-central-1 FrankfurtLegacy (EOL scheduled) (EOL 2027-04-08)$3.30 / $16.50$3.00 / $15.00
eu-central-2 ZurichLegacy (EOL scheduled) (EOL 2027-04-08)$3.30 / $16.50$3.00 / $15.00
eu-north-1 StockholmLegacy (EOL scheduled) (EOL 2027-04-08)$3.30 / $16.50$3.00 / $15.00
eu-south-1 MilanLegacy (EOL scheduled) (EOL 2027-04-08)$3.30 / $16.50$3.00 / $15.00
eu-south-2 SpainLegacy (EOL scheduled) (EOL 2027-04-08)$3.30 / $16.50$3.00 / $15.00
eu-west-1 IrelandLegacy (EOL scheduled) (EOL 2027-04-08)$3.30 / $16.50$3.00 / $15.00
eu-west-2 LondonLegacy (EOL scheduled) (EOL 2027-04-08)$3.30 / $16.50$3.00 / $15.00
eu-west-3 ParisLegacy (EOL scheduled) (EOL 2027-04-08)$3.30 / $16.50$3.00 / $15.00
ap-east-2 TaipeiLegacy (EOL scheduled) (EOL 2027-04-08)—$3.00 / $15.00
ap-northeast-1 TokyoLegacy (EOL scheduled) (EOL 2027-04-08)$3.30 / $16.50$3.00 / $15.00
ap-northeast-2 SeoulLegacy (EOL scheduled) (EOL 2027-04-08)—$3.00 / $15.00
ap-northeast-3 OsakaLegacy (EOL scheduled) (EOL 2027-04-08)$3.30 / $16.50$3.00 / $15.00
ap-south-1 MumbaiLegacy (EOL scheduled) (EOL 2027-04-08)—$3.00 / $15.00
ap-south-2 HyderabadLegacy (EOL scheduled) (EOL 2027-04-08)—$3.00 / $15.00
ap-southeast-1 SingaporeLegacy (EOL scheduled) (EOL 2027-04-08)—$3.00 / $15.00
ap-southeast-2 SydneyLegacy (EOL scheduled) (EOL 2027-04-08)$3.30 / $16.50$3.00 / $15.00
ap-southeast-3 JakartaLegacy (EOL scheduled) (EOL 2027-04-08)—$3.00 / $15.00
ap-southeast-4 MelbourneLegacy (EOL scheduled) (EOL 2027-04-08)$3.30 / $16.50$3.00 / $15.00
ap-southeast-5 MalaysiaLegacy (EOL scheduled) (EOL 2027-04-08)—$3.00 / $15.00
ap-southeast-6 New ZealandLegacy (EOL scheduled) (EOL 2027-04-08)$3.30 / $16.50$3.00 / $15.00
ap-southeast-7 ThailandLegacy (EOL scheduled) (EOL 2027-04-08)—$3.00 / $15.00
il-central-1 Tel AvivLegacy (EOL scheduled) (EOL 2027-04-08)—$3.00 / $15.00
me-central-1 UAELegacy (EOL scheduled) (EOL 2027-04-08)—$3.00 / $15.00
me-south-1 BahrainLegacy (EOL scheduled) (EOL 2027-04-08)—$3.00 / $15.00
af-south-1 Cape TownLegacy (EOL scheduled) (EOL 2027-04-08)—$3.00 / $15.00
sa-east-1 São PauloLegacy (EOL scheduled) (EOL 2027-04-08)—$3.00 / $15.00
mx-central-1 MexicoLegacy (EOL scheduled) (EOL 2027-04-08)—$3.00 / $15.00

Regional availabilityAWS Price List APIBedrock pricing page