Backblaze B2
S3-compatible cloud object storage with simple pricing, free egress through CDN partners, and no minimum fees
Backblaze B2 doesn't publish a pricing.md file yet.
This pricing data is community-maintained and last verified 2026-10-11.
Pricing Tiers
| Tier | Price | Includes | Overage |
|---|---|---|---|
|
Free
free
|
Free
|
Storage GB: 10
|
— |
|
Pay-As-You-Go
usage based
|
Free
|
storage: 10 GB
download-bandwidth: 30 GB
Class B API calls: 75,000 calls
Class C API calls: 75,000 calls
|
storage: $0.006 per GB
download-bandwidth: $0.01 per GB
Class B API calls: $0.0004/1,000 per calls
Class C API calls: $0.004/1,000 per calls
|
Portability
Switching Cost
drop-in
Open Standard
S3-compatible
What You Lose
Free egress through CDN partner integrations (Cloudflare, Fastly, Vultr), B2-specific lifecycle rules
Transparency Score
B
70/100
Pricing Transparency Score
Score breakdown
✕
Publishes pricing.md
0/30
✓
Free tier available
10/10
✓
All prices public
15/15
✓
Usage pricing documented
15/15
✓
Portability documented
10/10
✓
Open standard
10/10
✓
Recently verified
10/10