OpenSearch vs Elasticsearch(2026)
OpenSearch is better for teams that need truly open source (apache 2). Elasticsearch is the stronger choice if battle-tested at massive scale. OpenSearch is open-source and Elasticsearch is freemium (from $95/month (Elastic Cloud)).
Full feature breakdown, pricing details, and pros & cons below.
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OpenSearch
OpenSearch is an AWS-backed open source fork of Elasticsearch and Kibana, fully compatible with the Elasticsearch API.
Visit OpenSearchElasticsearch
Elasticsearch is a distributed search and analytics engine powering full-text search, log analytics, and observability at scale.
Starting at $95/month (Elastic Cloud)
Visit ElasticsearchHow Do OpenSearch and Elasticsearch Compare on Features?
| Feature | OpenSearch | Elasticsearch |
|---|---|---|
| Pricing model | open-source | freemium |
| Starting price | Free | $95/month (Elastic Cloud) |
| Elasticsearch-compatible API | ✓ | — |
| OpenSearch Dashboards | ✓ | — |
| Vector search | ✓ | ✓ |
| Managed on AWS | ✓ | — |
| Security plugin | ✓ | — |
| Alerting | ✓ | — |
| Full-text search | — | ✓ |
| Aggregations & analytics | — | ✓ |
| Log analytics | — | ✓ |
| APM | — | ✓ |
| Geo search | — | ✓ |
OpenSearch Pros and Cons vs Elasticsearch
OpenSearch
Elasticsearch
Should You Use OpenSearch or Elasticsearch?
Choose OpenSearch if…
- •Truly open source (Apache 2)
- •AWS managed option
- •Drop-in Elasticsearch replacement
Choose Elasticsearch if…
- •Battle-tested at massive scale
- •Extremely flexible
- •Strong analytics