Amazon Polly endpoints and quotas - AWS General Reference

Amazon Polly endpoints and quotas

The following are the service endpoints and service quotas for this service. To connect programmatically to an AWS service, you use an endpoint. In addition to the standard AWS endpoints, some AWS services offer FIPS endpoints in selected Regions. For more information, see AWS service endpoints. Service quotas, also referred to as limits, are the maximum number of service resources or operations for your AWS account. For more information, see AWS service quotas.

Service Endpoints

Region Name Region Endpoint Protocol
US East (Ohio) us-east-2

polly.us-east-2.amazonaws.com

polly-fips.us-east-2.amazonaws.com

HTTPS

HTTPS

US East (N. Virginia) us-east-1

polly.us-east-1.amazonaws.com

polly-fips.us-east-1.amazonaws.com

HTTPS

HTTPS

US West (N. California) us-west-1

polly.us-west-1.amazonaws.com

polly-fips.us-west-1.amazonaws.com

HTTPS

HTTPS

US West (Oregon) us-west-2

polly.us-west-2.amazonaws.com

polly-fips.us-west-2.amazonaws.com

HTTPS

HTTPS

Asia Pacific (Hong Kong) ap-east-1 polly.ap-east-1.amazonaws.com HTTPS
Asia Pacific (Mumbai) ap-south-1 polly.ap-south-1.amazonaws.com HTTPS
Asia Pacific (Seoul) ap-northeast-2 polly.ap-northeast-2.amazonaws.com HTTPS
Asia Pacific (Singapore) ap-southeast-1 polly.ap-southeast-1.amazonaws.com HTTPS
Asia Pacific (Sydney) ap-southeast-2 polly.ap-southeast-2.amazonaws.com HTTPS
Asia Pacific (Tokyo) ap-northeast-1 polly.ap-northeast-1.amazonaws.com HTTPS
Canada (Central) ca-central-1 polly.ca-central-1.amazonaws.com HTTPS
China (Ningxia) cn-northwest-1 polly.cn-northwest-1.amazonaws.com.cn HTTPS
Europe (Frankfurt) eu-central-1 polly.eu-central-1.amazonaws.com HTTPS
Europe (Ireland) eu-west-1 polly.eu-west-1.amazonaws.com HTTPS
Europe (London) eu-west-2 polly.eu-west-2.amazonaws.com HTTPS
Europe (Paris) eu-west-3 polly.eu-west-3.amazonaws.com HTTPS
Europe (Stockholm) eu-north-1 polly.eu-north-1.amazonaws.com HTTPS
Middle East (Bahrain) me-south-1 polly.me-south-1.amazonaws.com HTTPS
South America (São Paulo) sa-east-1 polly.sa-east-1.amazonaws.com HTTPS
AWS GovCloud (US) us-gov-west-1

polly.us-gov-west-1.amazonaws.com

polly-fips.us-gov-west-1.amazonaws.com

HTTPS

HTTPS

Service Quotas

Throttle rate per IP address

100 transactions (requests) per second (tps) with a burst quota of 120 tps

Throttle Rate per Operation

Operation

Default

Lexicon

DeleteLexicon

PutLexicon

GetLexicon

ListLexicons

Any 2 transactions per second (tps) from these operations combined.

Maximum allowed burst of 4 tps.

Speech

DescribeVoices

80 rps with a burst quota of 100 tps

SynthesizeSpeech

80 rps with a burst quota of 100 tps