# Open-source: how AI models rank it, September 2026

IT AI Recommendation Index, September 2026 Edition. Named in 1 judge labels across 1 categories by 1 of 12 models. Page: https://it-ai-index.com/vendors/open-source/

## Standing by category

| Category | Share | Rank | Negative rate | Labels |
|---|---|---|---|---|
| Application performance monitoring | 0% | 44 | 0% | 1 |

## What the models said for it

- "No licensing budget, capable platform team → Open-source (OpenTelemetry + Prometheus/Grafana + Jaeger)" (DeepSeek V4 Flash, APM)

## 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.