Service quotas in Amazon SES - Amazon Simple Email Service

Service quotas in Amazon SES

The following sections list and describe the quotas that apply to Amazon SES resources and operations. Some quotas can be increased, while others can't. To determine whether you can request an increase for a quota, refer to the Adjustable column.

Email sending quotas

The following quotas apply to sending email through Amazon SES.

Sending quotas

Quotas are based on the number of recipients, rather than on the number of messages.

Resource Default Quota Adjustable
Number of emails that can be sent per 24-hour period

If your account is in the sandbox, you can send up to 200 emails per 24-hour period.

If your account is out of the sandbox, this number varies based on your specific use case.

Yes

Number of emails that can be sent per second (sending rate)

If your account is in the sandbox, you can send 1 email per second.

If your account is out of the sandbox, this rate varies based on your specific use case.

Yes

Message quotas

Resource Default Quota Adjustable

Using the SES v1 API - Maximum message size (including attachments)

10 MB per message (after base64 encoding).

No (For workloads with message sizes in excess of 10MB, consider migrating to the SES v2 API.)

Using the SES v2 API or SMTP - Maximum message size (including attachments)

40 MB per message (after base64 encoding).

No

Note

Messages larger than 10MB are subject to bandwidth throttling, and depending on your sending rate, you may be throttled to as low as 40MB/s. For example, you could send a 40MB message at the rate of 1 message per second, or two 20MB messages per second.

Sender and recipient quotas

Resource Default Quota Adjustable

Maximum number of recipients per message

50 recipients per message.

Note

A recipient is any "To", "CC", or "BCC" address.

No

Maximum number of identities that you can verify

10,000 identities per AWS Region.

Note

An identity is a domain or email address that you use to send email through Amazon SES.

No

Quotas related to event publishing

Resource Default Quota Adjustable

Maximum number of configuration sets

10,000

No

Maximum length of configuration set name

Configuration set names can contain up to 64 alphanumeric characters. They can also contain hyphens (-) and underscores (_). Names can't contain spaces, accented characters, or any other special characters.

No

Maximum number of event destinations per configuration set

10

No

Maximum number of dimensions per CloudWatch event destination

10

No

Email template quotas

Resource Default Quota Adjustable

Maximum number of email templates in each AWS Region

10,000

No

Maximum template size

500 KB

No

Maximum number of replacement values in each template

Unlimited

N/A

Maximum number of recipients for each templated email

50 destinations. A destination is any email address on the "To", "CC", or "BCC" lines.

Note

The number of destinations you can contact in a single call to the API may be limited by your account's maximum sending rate.

No

Quotas related to email receiving

The following table lists the quotas associated with receiving email through Amazon SES.

Resource Default Quota Adjustable

Maximum number of rules per receipt rule set

200

No

Maximum number of actions per receipt rule

10

No

Maximum number of recipients per receipt rule

100

No

Maximum number of receipt rule sets per AWS account

40

No

Maximum number of IP address filters per AWS account

100

No

Maximum email size (including headers) that can be stored in an Amazon S3 bucket

40 MB

No

Maximum email size (including headers) that can be published using an Amazon SNS notification

150 KB

No

General quotas

The following table lists quotas that apply to both sending and receiving email through Amazon SES.

Amazon SES API quotas

Resource Default Quota Adjustable

Rate at which you can call Amazon SES API actions

All actions (except for SendEmail, SendRawEmail, and SendTemplatedEmail) are throttled at one request per second.

No