--- title: "The biggest pre:invent serverless announcements you may have missed" url: https://daily.dev/posts/the-biggest-pre-invent-serverless-announcements-you-may-have-missed-ljnykfjqv source_url: https://theburningmonk.com/2025/11/the-biggest-preinvent-serverless-announcements-you-may-have-missed-2025/ type: article source: "theburningmonk.com" published: 2025-11-24T21:52:42.787Z updated: 2025-11-24T21:53:06.563Z tags: ["aws", "serverless", "aws-lambda", "api-gateway", "aws-dynamodb"] reading_time: 9 upvotes: 0 comments: 0 language: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # The biggest pre:invent serverless announcements you may have missed **[theburningmonk.com](https://daily.dev/sources/theburningmonk)** · 9 min read · 0 upvotes · 0 comments ## Summary AWS announced several significant serverless features before re:Invent 2025. Key updates include API Gateway's direct ALB integration (removing NLB requirement) and response streaming support, DynamoDB's multi-attribute composite keys for GSIs, Lambda's IPv6 support eliminating NAT Gateway costs, native tenant isolation mode, and increased async payload limits to 1MB. Additional improvements cover Step Functions' TestState API mocking, SQS ESM provisioned mode for faster scaling, S3's ABAC support, and CloudFront's new flat-rate pricing plans with usage quotas. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [AWS Weekly Roundup: AWS Lambda, load balancers, Amazon DCV, Amazon Linux 2023, and more \(November 17, 2025\)](https://daily.dev/posts/aws-weekly-roundup-aws-lambda-load-balancers-amazon-dcv-amazon-linux-2023-and-more-november-17-u5pdduipd) · AWS · 1 upvotes · 0 comments --- Tags: [#aws](https://daily.dev/tags/aws), [#serverless](https://daily.dev/tags/serverless), [#aws-lambda](https://daily.dev/tags/aws-lambda), [#api-gateway](https://daily.dev/tags/api-gateway), [#aws-dynamodb](https://daily.dev/tags/aws-dynamodb) [View this post on daily.dev](https://daily.dev/posts/the-biggest-pre-invent-serverless-announcements-you-may-have-missed-ljnykfjqv)