S3-compatible cloud object storage at 1/5th the cost of AWS S3 with zero egress fee partnerships.
Technical Overview & Architecture
Backblaze B2 Cloud Storage is an enterprise S3-compatible object storage service engineered for developers, backup systems, and media workflows. Offering 99.999999999% (11 9s) data durability at a flat $0.006/GB/month ($6/TB/mo) — roughly 80% cheaper than Amazon S3 — Backblaze provides free egress through the Bandwidth Alliance (Cloudflare, Fastly).
Pricing Breakdown
Transparent tiers and feature allotments for engineering teams.
Pay-As-You-Go
$0.006
- 10 GB free storage
- Free downloads up to 3x monthly storage
- $0.006/GB/mo storage
Most Popular
B2 Reserve
$6
- Predictable annual billing
- Free egress included
- Universal data migration service
Compare Backblaze B2 Against Alternatives
See how Backblaze B2 stacks up against competitor tools across speed, APIs, and pricing.