Resources
Everything we know about S3 economics, and everything you need to run TierPilot.
From the blog
All posts →Deep dive
The Engineer's Guide to S3 Storage Classes and Cost Optimization (2026)
S3 Standard is 23x more expensive than Deep Archive. This guide breaks down every S3 storage class, the retrieval-fee traps, why Intelligent-Tiering isn't a silver bullet, and how to tier objects based on real access patterns.
June 30, 2026 · 12 min read
Analysis
Why S3 Intelligent-Tiering Isn't Enough (And What To Do Instead)
Intelligent-Tiering charges monitoring fees per object, ignores retrieval cost modeling, and won't touch the archive tiers unless you opt in. Here's where it falls short and how access-pattern-driven tiering does better.
July 8, 2026 · 7 min read
Documentation
All docs →Guides
Getting Started
Connect your AWS account and start optimizing your first bucket in under 15 minutes.
Guides
Architecture & Data Flow
How the in-account collector works, what data is anonymized, and exactly what leaves your AWS account.
Guides
Security & Permissions Model
The IAM permissions TierPilot requests, why each one is needed, and what we can never do.
Reference
Operations API Reference
The API exposed by the in-account operator for storage-class transitions and lifecycle changes.