Aurora Serverless can now add roughly 12 ACUs in the first second of a scale-up event on platform versions 3 and 4. The change is automatic and is most useful for bursty SaaS, API, batch and agent workloads, but it does not remove the separate resume delay when a database has scaled all the way to zero.
Fin’s new Evals and Releases features let teams test agent changes against simulated conversations before publishing, bundle configuration into a release, ramp traffic or A/B test it, and feed failures from live Monitors back into the next iteration.
Zipchat is useful as an operating case study, not a comeback story. Founder-reported figures show how a prior platform dependency failure influenced a new AI SaaS model built around reply-based pricing, channel diversification, revenue-based financing and tighter hiring discipline.
DynamoDB vector indexes add native similarity search through SearchVectors and now have clear per-GB write, search and storage pricing, plus published throughput quotas.