With OpenSearch Serverless, you can configure SAML to enable users to access data through OpenSearch Dashboards using an external SAML identity provider (IdP). A user accesses the OpenSearch Dashboard URL in their browser and chooses the SAML provider.
Configure SAML federation for Amazon OpenSearch Serverless with AWS IAM Identity Center
With OpenSearch Serverless, you can configure SAML to enable users to access data through OpenSearch Dashboards using an external SAML identity provider (IdP). A user accesses the OpenSearch Dashboard URL in their browser and chooses the SAML provider.