# Envelop: how AI models rank it, September 2026

Finance AI Recommendation Index, September 2026 Edition. Named in 2 judge labels across 1 categories by 2 of 12 models. Page: https://finance-ai-index.com/vendors/envelop/

## Standing by category

| Category | Share | Rank | Negative rate | Labels |
|---|---|---|---|---|
| Internal controls and SOX | 2% | 15 | 0% | 2 |

## What the models said for it

- "you can use the free, open-source community version, available under the MIT License... This is an excellent starting point for cost-conscious organizations." (Claude Haiku 4.5, Internal controls)
- "Consider Envelop's open-source version if you have technical staff" (Kimi K2, Internal controls)

## Record

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