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Cloud Changelog
Amazon S3 changelog
109 announcements since January 2025 · 4 GA · 1 price change · 17 Region expansions
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October 20269
Migration assessments map on-premises storage to S3, EBS, EFS and FSx with cost projections
Delivery added in GovCloud (US), European Sovereign Cloud, and China RegionsRegion
Available in six more Regions, bringing the total to 38Region
Pre-synced Ethereum and Solana node data in S3 at no charge, in 3 Regions
Available on Vercel Marketplace and v0, including S3 Tables and S3 Vectors
Available in London, Jakarta, Hong Kong and Cape Town, bringing total to 19 RegionsRegion
Metadata pre-filtering added in AWS GovCloud (US-East) and (US-West) RegionsRegion
Variable retention with event holds available in AWS GovCloud (US-East) and (US-West)Region
Table bucket quota rises from 10 to 100 per Region per account
September 20266
Metadata pre-filtering returns up to 5x more matching vectors; adds $startsWith operator
Adds geometry, geography, unknown, nanosecond timestamp types and column defaults from Iceberg V3
FIPS 140-3 validated endpoints over AWS PrivateLink in eight Regions
Variable retention with event holds starts the retention period after a future eventGA
PrivateLink supports FIPS 140-3 validated endpoints in 7 Regions
August 20265
Memory usage can be limited automatically or with a user-defined target
Available in AWS GovCloud (US-East) and (US-West) RegionsRegion
HTTP 403 access denied errors now include the ARN of the policy causing an explicit deny
S3 Access Points give read-only access to backup data without a restore
Available in the AWS European Sovereign Cloud (Germany) RegionRegion
July 20265
Supports the Variant data type from Apache Iceberg V3 for semi-structured data
Events now include system-generated bucket tags, enabling one EventBridge rule across many buckets
Added in AWS GovCloud (US-East) and AWS GovCloud (US-West)Region
Available in Europe (Frankfurt), bringing it to 8 RegionsRegion
June 20266
Logs can be delivered to CloudWatch Logs and mirrored to S3 Tables
Up to 10,000 similarity search results per query, 100x the previous limit
Query data processed charges cut up to 80% for indexes over 10 million vectorsPrice
Attach custom metadata in JSON, XML or YAML to objects, up to 1GB each
Available in the AWS European Sovereign Cloud (Germany) RegionRegion
IAM-based authorization for S3 Tables and Iceberg materialized views in GovCloud (US) RegionsRegion
May 20261
April 20265
Adds MD5, XXHash3, XXHash64, XXHash128 and SHA-512, bringing total to ten algorithms
Supports S3 Inventory with daily or weekly reports in CSV, ORC or ParquetGA
Expiration and transition actions skip objects that failed replication
Shared file system access to S3 buckets from any AWS compute, in 34 RegionsGA