Amazon Aurora pricing and limits
iScoreAWS relational database engine compatible with MySQL and PostgreSQL, built on a shared cluster volume with copy-on-write cloning and a serverless capacity mode.
Amazon Aurora pricing at a glance
- Entry paid plan
- No plan fee and no minimum commitment — Aurora charges for what you use source ↗
- Pricing model
- Pay per use with no plan fee: instances plus storage plus I/O, or ACU-hours in serverless mode source ↗
- When the free offer ends
- 6 months after the account is opened, or when the credits run out — whichever comes first source ↗
Who it suits
Teams on AWS who want a Postgres or MySQL cluster that can throw off a copy-on-write clone of production in minutes, keep up to fifteen readers behind it, and pause to nothing between bursts in serverless mode.
Consider something else if…
You want the upstream database rather than a compatible one, or a branch workflow rather than a clone. AWS documents cloning as a way to build a test environment, not as something you do per pull request.
Editorial · Palash Bagchi · approved
Each value below links to the page it was read from, with the sentence it came from. Criteria Amazon Aurora does not publish are not listed.
Amazon Aurora pricing
Sources (1) →Sources ↓
- Amazon Aurora pricing — Amazon Web Services ↗
“New AWS customers can get started with Aurora PostgreSQL serverless at no cost with the AWS Free Tier. You get $100 in AWS credits at sign-up to be used across eligible AWS services, including Aurora, for up to 12 months, in both Free and Paid plans, and you can earn an additional $100 in credits, for a total of $200. Free plan gives you access to Aurora PostgreSQL serverless instances with up to 4 ACUs and 1 GiB of storage per cluster.”
Read 2026-09-09 · official pricing · Report a correction
Sources (1) →Sources ↓
- AWS Free Tier ↗
“The account closes on its own 6 months after you open it or when your credits run out, whichever comes first. You won't be charged unless you convert to a Paid plan.”
Read 2026-09-13 · official pricing · Report a correction
Sources (1) →Sources ↓
- AWS Free Tier ↗
“The account closes on its own 6 months after you open it or when your credits run out, whichever comes first.”
Read 2026-09-13 · official pricing · Report a correction
Sources (1) →Sources ↓
- Amazon Aurora Pricing — Amazon Web Services ↗
“With Aurora, you only pay for what you use. Aurora charges for database instances and storage, along with any optional features you choose to enable. [...] With Aurora serverless , the minimum database capacity you can set is 0.5 ACUs. [...] 5 ACUs * $0.12 per ACU-hour * 30/60 hour”
Read 2026-09-13 · official pricing · Report a correction
Sources (1) →Sources ↓
- Amazon Aurora pricing — Amazon Web Services ↗
“Aurora charges for database instances and storage, along with any optional features you choose to enable. Aurora PostgreSQL and Aurora MySQL offer On-Demand and Reserved Instance pricing. [...] We want to calculate the compute costs of running this workload on Aurora serverless with the database cluster configured as Aurora Standard and Aurora I/O-Optimized in US East (N. Virginia). [...] 5 ACUs * $0.12 per ACU-hour * 30/60 hour $0.30 [...] 5 ACUs * $0.156 per ACU-hour * 30/60 hour $0.39”
Read 2026-09-09 · official pricing · Report a correction
Limits
Sources (1) →Sources ↓
- Amazon Aurora Pricing — Amazon Web Services ↗
“Free plan gives you access to Aurora PostgreSQL serverless instances with up to 4 ACUs and 1 GiB of storage per cluster. You can upgrade to the Paid plan at any time to increase capacity up to 256 ACUs and automatically scale storage up to 256 TiB. [...] We want to calculate the storage and I/O cost of running this workload with Aurora Standard and Aurora I/O-Optimized storage in US East (N. Virginia). [...] 80 GB * $0.10 per GB-month (30 days)”
Read 2026-09-13 · official pricing · Report a correction
Sources (1) →Sources ↓
- Amazon Aurora Pricing — Amazon Web Services ↗
“1 ACU has approximately 2 GiB of memory with corresponding CPU and networking, similar to that used in Aurora provisioned instances. [...] With Aurora serverless , the minimum database capacity you can set is 0.5 ACUs. [...] Free plan gives you access to Aurora PostgreSQL serverless instances with up to 4 ACUs and 1 GiB of storage per cluster.”
Read 2026-09-13 · official pricing · Report a correction
Execution
Sources (1) →Sources ↓
- Amazon RDS Proxy for Aurora — Amazon Aurora User Guide ↗
“By using Amazon RDS Proxy, you can allow your applications to pool and share database connections to improve their ability to scale. [...] RDS Proxy establishes a database connection pool and reuses connections in this pool.”
Read 2026-09-13 · official docs · Report a correction
Infrastructure
Sources (1) →Sources ↓
- Managing Aurora Serverless v2 — Amazon Aurora User Guide ↗
“Newer DB engine versions allow a maximum capacity of 256 ACUs, a minimum capacity of 0 ACUs, or both. [...] For the auto-pause and resume capability that's enabled by setting the minimum capacity to 0 ACUs, see Scaling to Zero ACUs with automatic pause and resume for Aurora serverless.”
Read 2026-09-09 · official docs · Report a correction
Sources (1) →Sources ↓
- Regions and Availability Zones — Amazon Aurora User Guide ↗
“Aurora MySQL Region availability The following table shows the AWS Regions where Aurora MySQL is currently available and the endpoint for each Region. Region Name Region Endpoint Protocol US East (Ohio) us-east-2 rds.us-east-2.amazonaws.com HTTPS US East (N. Virginia) us-east-1 rds.us-east-1.amazonaws.com HTTPS [...] Aurora PostgreSQL Region availability”
Read 2026-09-09 · official docs · Report a correction
Sources (1) →Sources ↓
- Amazon Aurora Service Level Agreement ↗
“make each Multi-AZ Cluster available with a Monthly Uptime Percentage as shown in the table below during any monthly billing cycle [...] Less than 99.99% but equal to or greater than 99.0% 10% [...] make each Single-AZ Cluster available with a Single-AZ Uptime Percentage [...] Less than 99.9% but equal to or greater than 99.0% 10%”
Read 2026-09-14 · official site · Report a correction
Data
Sources (1) →Sources ↓
- What is Amazon Aurora? — Amazon Aurora User Guide ↗
“Amazon Aurora (Aurora) is a fully managed relational database engine that's compatible with MySQL and PostgreSQL. [...] The code, tools, and applications you use today with your existing MySQL and PostgreSQL databases can be used with Aurora.”
Read 2026-09-09 · official docs · Report a correction
Sources (1) →Sources ↓
- Performance and scaling for Aurora serverless — Amazon Aurora User Guide ↗
“The default value for this parameter is derived from a formula based on the memory size of the DB instance. [...] Maximum ACUs Default maximum connections on Aurora MySQL Default maximum connections on Aurora PostgreSQL 1 90 189 4 135 823 8 1,000 1,669 [...] However, when you specify a minimum capacity of 0 or 0.5 ACUs on PostgreSQL-compatible DB instances, the maximum value of max_connections is capped at 2,000.”
Read 2026-09-13 · official docs · Report a correction
Sources (1) →Sources ↓
- Scaling to Zero ACUs with automatic pause and resume for Aurora serverless — Amazon Aurora User Guide ↗
“Aurora serverless DB instances can automatically pause after a period with no user connections, and automatically resume when a connection request arrives. [...] To enable the auto-pause behavior for all the Aurora serverless DB instances in an Aurora cluster, you set the minimum capacity value for the cluster to zero ACUs. [...] The minimum interval that you can set is 300 seconds (five minutes). That's the default if you don't specify an interval. The maximum interval that you can set is 86,400 seconds (one day).”
Read 2026-09-13 · official docs · Report a correction
Sources (1) →Sources ↓
- Cloning a volume for an Amazon Aurora DB cluster — Amazon Aurora User Guide ↗
“Aurora uses a copy-on-write protocol to create a clone. This mechanism uses minimal additional space to create an initial clone. [...] Aurora cloning is especially useful for quickly setting up test environments using your production data, without risking data corruption.”
Read 2026-09-09 · official docs · Report a correction
Sources (1) →Sources ↓
- Backing up and restoring an Aurora DB cluster — Amazon Aurora User Guide ↗
“Aurora automated backups are continuous and incremental, so you can quickly restore to any point within the backup retention period. No performance impact or interruption of database service occurs as backup data is being written.”
Read 2026-09-09 · official docs · Report a correction
Sources (1) →Sources ↓
- Quotas and constraints for Amazon RDS — Amazon Relational Database Service User Guide ↗
“Read replicas per primary Each supported Region: 15 Yes The maximum number of read replicas per primary DB instance. This quota cant be adjusted for Amazon Aurora.”
Read 2026-09-09 · official docs · Report a correction
Sources (1) →Sources ↓
- Backing up and restoring an Aurora DB cluster — Amazon Aurora User Guide ↗
“Aurora backs up your cluster volume automatically and retains restore data for the length of the backup retention period. [...] You can specify a backup retention period from 1–35 days when you create or modify a DB cluster.”
Read 2026-09-09 · official docs · Report a correction
Sources (1) →Sources ↓
- Backtracking an Aurora DB cluster — Amazon Aurora User Guide ↗
“With Amazon Aurora MySQL-Compatible Edition, you can backtrack a DB cluster [...] Backtracking "rewinds" the DB cluster to the time you specify. [...] If you mistakenly perform a destructive action, such as a DELETE without a WHERE clause, you can backtrack the DB cluster to a time before the destructive action”
Read 2026-09-09 · official docs · Report a correction
Compliance
Sources (1) →Sources ↓
- Compliance validation for Amazon Aurora — Amazon Aurora User Guide ↗
“Third-party auditors assess the security and compliance of Amazon Aurora as part of multiple AWS compliance programs. These include SOC, PCI, FedRAMP, HIPAA, and others. [...] You can download third-party audit reports using AWS Artifact.”
Read 2026-09-13 · official docs · Report a correction
Sources (1) →Sources ↓
- ISO/IEC 27001:2022 Compliance — AWS ↗
“AWS has certification for compliance with ISO/IEC 27001:2022, 27017:2015, and 27018:2019. These certifications are performed by independent third-party auditors.”
Read 2026-09-12 · official site · Report a correction
Sources (1) →Sources ↓
- HIPAA Eligible Services Reference — AWS ↗
“The services listed below are eligible to create, receive, process, maintain, or transmit electronic protected health information (ePHI). [...] Amazon Aurora AWS B2B Data Interchange AWS Backup AWS Batch Amazon Bedrock Amazon Bedrock”
Read 2026-09-13 · official site · Report a correction
Sources (1) →Sources ↓
- GDPR — Amazon Web Services ↗
“AWS customers can use all AWS services to process personal data [...] in compliance with the GDPR. [...] Customers have control of their customer data. With AWS, customers can: Determine where their customer data will be stored, including the type of storage and geographic region of that storage.”
Read 2026-09-12 · official site · Report a correction
Sources (1) →Sources ↓
- Compliance validation for Amazon Aurora — Amazon Aurora User Guide ↗
“Third-party auditors assess the security and compliance of Amazon Aurora as part of multiple AWS compliance programs. These include SOC, PCI, FedRAMP, HIPAA, and others.”
Read 2026-09-13 · official docs · Report a correction
Sources (1) →Sources ↓
- Encrypting Amazon Aurora resources — Amazon Aurora User Guide ↗
“are encrypted at rest using industry standard AES-256 encryption. This encryption happens automatically in the background, securing your data without requiring any action from you. [...] Amazon Aurora uses an AWS Key Management Service key to encrypt these resources.”
Read 2026-09-13 · official docs · Report a correction
Sources (1) →Sources ↓
- Encrypting Amazon Aurora resources — Amazon Aurora User Guide ↗
“However, you can choose from three encryption types based on your security and compliance needs: [...] Customer managed key (CMK) – The key is stored in your account and is created, owned, and managed by you. You have full control over the KMS key (AWS KMS charges apply).”
Read 2026-09-13 · official docs · Report a correction
Sources (1) →Sources ↓
- Identity and access management for Amazon Aurora — Amazon Aurora User Guide ↗
“AWS Identity and Access Management (IAM) is an AWS service that helps an administrator securely control access to AWS resources. IAM administrators control who can be authenticated (signed in) and authorized (have permissions) to use Amazon RDS resources. [...] An IAM role is an identity within your AWS account that has specific permissions. [...] You can authenticate to your DB cluster using IAM database authentication.”
Read 2026-09-13 · official docs · Report a correction
Sources (1) →Sources ↓
- Infrastructure security in Amazon Aurora — Amazon Aurora User Guide ↗
“Security groups control the access that traffic has in and out of a DB cluster . By default, network access is turned off to a DB cluster . [...] If your DB instance is in a VPC but isn't publicly accessible, you can also use an AWS Site-to-Site VPN connection or an Direct Connect connection to access it from a private network.”
Read 2026-09-13 · official docs · Report a correction
Sources (1) →Sources ↓
- Security with Amazon Aurora PostgreSQL - Amazon Aurora User Guide ↗
“The supported VPC tenancy depends on the DB instance class used by your Aurora PostgreSQL DB clusters. With default VPC tenancy, the DB cluster runs on shared hardware. With dedicated VPC tenancy, the DB cluster runs on a dedicated hardware instance. [...] All other Aurora PostgreSQL DB instance classes support both default and dedicated VPC tenancy.”
Read 2026-09-13 · official docs · Report a correction
When these numbers change, hear about it. Sources are re-checked monthly; a repricing goes out as a short note.
Amazon Aurora in the news
- AWS Launches Aurora Capability to Query Data Lakes Without Moving the Data - HPCwire
- AWS Embeds DuckDB in Aurora PostgreSQL, Enabling Direct Data Lake Queries Without ETL - finance.biggo.com
- Amazon Aurora PostgreSQL now supports direct querying of Apache Iceberg and Parquet data in your data lake - Amazon Web Services (AWS)
- New testing: Azure SQL Database Hyperscale beats Amazon Aurora PostgreSQL in third-party assessment - EIN Presswire
Amazon Aurora pricing questions
How much does Amazon Aurora cost?
No plan fee and no minimum commitment — Aurora charges for what you use. AWS's own worked example prices serverless compute at $0.12 per ACU-hour on Aurora Standard in US East (N. Virginia), and the smallest capacity you can set is 0.5 ACUs; storage and I/O are billed separately.
How does Amazon Aurora charge?
Pay per use with no plan fee: instances plus storage plus I/O, or ACU-hours in serverless mode. AWS's own worked example prices serverless compute at $0.12 per ACU-hour on Aurora Standard and $0.156 on Aurora I/O-Optimized in US East (N. Virginia) — the difference being whether I/O is metered separately or folded into a higher compute and storage rate. Provisioned instances also offer Reserved Instance pricing, and usage may qualify for Database Savings Plans against a committed hourly spend.
Does Amazon Aurora have a free tier?
No free tier; the free offer is a introductory free tier.
Does the Amazon Aurora free offer expire?
6 months after the account is opened, or when the credits run out — whichever comes first.
AWS Free Tier · read
What uptime does Amazon Aurora guarantee?
99.99% for a cluster deployed across two or more Availability Zones; 99.9% for a single-AZ cluster. Both are service-credit thresholds.

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