Happy Valentine Day!! Happy to share a recent price break on SQL Azure (see the table below) and a brand new option of 100MB. Thank you for your continued feedback which resulted in this price break.

Database Size Price Per Database Per Month
0 to 100 MB Flat $5.00
Greater than 100 MB to 1 GB Flat $9.99
Greater than 1 GB to 10 GB $9.99 for first GB, $4.00 for each additional GB
Greater than 10 GB to 50 GB $45.99 for first 10 GB, $2.00 for each additional GB
Great than 50 GB to 150 GB $125.99 for first 50 GB, $1.00 for each additional GB

Additional Resources:

Sanjay Jain
ISV Architect Evangelist
Microsoft Corporation