# OpenSearch: how AI models rank it, September 2026

IT AI Recommendation Index, September 2026 Edition. Named in 6 judge labels across 2 categories by 4 of 12 models. Page: https://it-ai-index.com/vendors/opensearch/

## Standing by category

| Category | Share | Rank | Negative rate | Labels |
|---|---|---|---|---|
| Log management | 0% | 24 | 20% | 5 |
| Observability platforms | 0% | 61 | 100% | 1 |

## What the models said for it

- "If you want an ELK-compatible stack without this drama, look at OpenSearch or Logz.io" (DeepSeek V4 Flash, Logs)
- "OpenSearch is the popular, AWS-supported open-source fork of the Elastic Stack." (Gemini 3.5 Flash, Logs)
- "OpenSearch fork keeps it fully OSS post-Elastic's license change." (Grok 4.1 Fast, Logs)

## And against it

- "Avoid self-hosting ELK/OpenSearch if you are on a tight budget." (Gemini 3.5 Flash, Logs)
- "Self-Hosted "DIY" Open-Source Stacks (e.g., Prometheus, Grafana, OpenSearch)" (Gemini 3.5 Flash, Observability)

## Record

- Method: https://it-ai-index.com/methodology/
- Raw judge labels and full responses: https://it-ai-index.com/data/
- License: CC BY 4.0. Cite as IT AI Recommendation Index, September 2026 Edition, it-ai-index.com.