# Persefoni: how AI models rank it, October 2026

Finance AI Recommendation Index, October 2026 Edition. Named in 30 judge labels across 1 categories by 14 of 14 models. Page: https://finance-ai-index.com/vendors/persefoni/

## Standing by category

| Category | Share | Rank | Negative rate | Labels |
|---|---|---|---|---|
| ESG and carbon reporting | 5% | 4 | 3% | 30 |

## What the models said for it

- "Choose Watershed or Persefoni if: Your primary immediate pain point is calculating Scope 1, 2, and 3 emissions accurately" (Qwen 3.7 Flash, ESG and carbon reporting)
- "Start for free with carbon + basic reporting: Persefoni Pro." (Muse Glimmer 30B, ESG and carbon reporting)
- "Best overall for a mid-sized B2B company: Persefoni" (GPT-5.4 mini, ESG and carbon reporting)
- "🏆 Top Recommendation: Persefoni" (Qwen 3.7 Flash, ESG and carbon reporting)

## And against it

- "good for complex organizations, but may be overkill for mid-sized" (GLM 4.7 FlashX, ESG and carbon reporting)

## Movement since September 2026

Floor: 10 points of share, measured on the calibration repeat. A larger change is movement; a smaller one is noise.

- ESG and carbon reporting: 6% to 5%, −2. Inside the floor by 8 points · rank 7 → 4 of 110.

## In its own words

What Persefoni's own pages state, read 2026-09-28. Stated by the vendor, not checked by the index.

- Positioning: Carbon Accounting and Sustainability Management Platform (https://persefoni.com/)
- For: Businesses of all sizes and complexities; financial services companies; customers, investors, and regulators (https://persefoni.com/)
- Price stated: Free (https://www.persefoni.com/pricing)
- Starting price: Free (https://www.persefoni.com/pricing)
- Free plan or trial: Sign up free (https://persefoni.com/)
- Certifications: SOC-2 Compliant, SOC 1 Type II, SOC 2 Type II, ISO 27001, ISO 27017
- Customers named: Xerox, Caliber, Natera, Pittsburgh Penguins, At Home, FM Conway, CGE Partners, Workiva

## What it publishes

Every page persefoni.com exposes, read 2026-09-29: 3372 addresses. By kind, pages and the last 90 days:

- blog: 597 pages, 12 in the last 90 days, latest 2026-09-24
- case study: 41 pages, 0 in the last 90 days, latest undated
- webinar or virtual event: 25 pages, 0 in the last 90 days, latest 2025-05-22
- conference or event: 121 pages, 0 in the last 90 days, latest 2025-06-26
- comparison: 8 pages, 0 in the last 90 days, latest 2025-07-28
- template or tool: 2 pages, 2 in the last 90 days, latest 2026-09-22
- glossary or explainer: 14 pages, 0 in the last 90 days, latest 2026-05-07
- podcast or video: 46 pages, 0 in the last 90 days, latest undated
- news or press: 6 pages, 0 in the last 90 days, latest undated
- Recent: 2026-09-24 blog: California sb253 sb261 https://www.persefoni.com/blog/california-sb253-sb261
- Recent: 2026-09-22 template or tool: Sb 253 compliance checklist https://www.persefoni.com/blog/sb-253-compliance-checklist
- Recent: 2026-09-22 template or tool: Sb 253 compliance checklist https://www.persefoni.com/en-gb/blog/sb-253-compliance-checklist
- Recent: 2026-08-31 blog: Climate policy roundup august 2026 https://www.persefoni.com/blog/climate-policy-roundup-august-2026
- Recent: 2026-08-31 blog: Climate policy roundup august 2026 https://www.persefoni.com/en-gb/blog/climate-policy-roundup-august-2026
- Recent: 2026-08-24 blog: Iso iec 42001 certification ai management https://www.persefoni.com/blog/iso-iec-42001-certification-ai-management

## 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, October 2026 Edition, finance-ai-index.com.