Amazon OpenSearch Ingestion pricing

As docs.aws.amazon.com lists them, read 8 Oct 2026. The maker's own page has the final word.

Plan	Billed and limits	Price
Pay-as-you-go	Billed hourly with per-minute granularity for allocated ingestion OCUs. · 1 OCU = 15 GB RAM and 2 vCPU · configure minimum and maximum OCUs per pipeline · paused pipelines consume no OCUs	Free