If your organization spends more than $10k/month on Elasticsearch licensing, stop reading this and start planning your OpenSearch 2.0 migration today. By 2026, OpenSearch will overtake Elasticsearch as the default choice for log analytics and full-text search, delivering 40-60% lower total cost of ownership (TCO) with zero feature regression for 90% of use cases.

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Key Insights

OpenSearch 2.0 delivers 58% lower memory overhead than Elasticsearch 8.11 for 10TB log workloads, per CNCF benchmark data

OpenSearch 2.0.1 adds native vector search support with 2.3x faster HNSW indexing than Elasticsearch 8.12

Self-hosted OpenSearch clusters reduce annual licensing and support…