Finance AI Index
Index Equity and corporate ESG and carbon reporting › EcoOnline ESG vs Persefoni
ESG and carbon reporting · September 2026 Edition

EcoOnline ESG vs Persefoni

Three of twelve models named EcoOnline ESG first on the direct prompt; zero named Persefoni. EcoOnline ESG was named by nine of the twelve models and Persefoni by twelve and EcoOnline ESG carries 12 labels and Persefoni 28, so the shares are not directly comparable.

EcoOnline ESG

accepted challenger

Named in one category this edition.

Persefoni

accepted challenger

Named in one category this edition.

First-choice share8%6%Of first choices across the direct, paraphrase, budget and scale prompts, 0 to 100.
Negative rate0%4%Negative labels as a share of the product's labels, 0 to 100.
Rank in category#6#7A position in a field of 15; printed, not drawn.
Labels1228A count; the two differ.
The two percentage rows are drawn on one 0 to 100 track, EcoOnline ESG reading right to left. Rank and label count are printed, not drawn.Sweep was named alongside these two in eleven of the twelve direct answers. Sweep vs EcoOnline ESG · Sweep vs Persefoni · Greenly vs EcoOnline ESG

Share is the count of first choices across the direct, paraphrase, budget and scale prompts over all twelve models, for a mid-market B2B company; rank is within the category; every quote names the model and the prompt it came from. Both figures come from the ESG and carbon reporting page.

By framing

How many of the twelve models made each the first choice, per way of asking, and how many argued against it.
EcoOnline ESGFirst choices, of twelve modelsPersefoni
Direct30
Paraphrase00
Comparative00
Budget-constrained13
Scale-constrained001 against Persefoni
Negative00
Bars are first choices, 0 to 12 each sideModels that argued againstA model can name both, so the two sides of a row do not sum to twelve.

Every model, every framing

The seventy-two answers behind the chart above, one cell each: where EcoOnline ESG and Persefoni stood in it.
ModelDirectParaphraseComparativeBudget-constrainedScale-constrainedNegative
Claude Haiku 4.5
GPT-5.4 mini
Gemini 3.5 Flash
Perplexity Sonar
Grok 4.1 Fast
Mistral Small
DeepSeek V4 Flash
Llama 4 Maverick
Qwen 3.7 Flash
Kimi K2
GLM 4.7 FlashX
MiniMax M2.5
EcoOnline ESG Persefoni first choice named as an alternative argued againstblank: not namedEach cell is one answer, EcoOnline ESG on the left and Persefoni on the right.

The direct prompt

The plain question, one answer per model, grouped by where EcoOnline ESG and Persefoni stood in it.

EcoOnline ESG first, Persefoni not the choice

3 of 12 modelsPersefoni was named in the answer but not as the choice, or not at all.
Claude Haiku 4.5EcoOnline ESG alternatives: Greenstone, Normative, Sphera, Sweep
Llama 4 MaverickEcoOnline ESG, Novisto, Sweep
MiniMax M2.5EcoOnline ESG, Sweep alternatives: Coolset, Normative, Novisto, Plan A

Neither was the first choice, one was named

3 of 12 modelsThe answer put something else first and named one of the two as an alternative.
Perplexity SonarNovisto alternatives: EcoOnline ESG, Greenly, Novata, Sweep
Mistral SmallSweep alternatives: Coolset, EcoOnline ESG
GLM 4.7 FlashXNovisto alternatives: EcoOnline ESG, Greenly, Sustain.Life, Sweep

Neither was named

6 of 12 modelsThe answer made no first choice from these two in this category.
GPT-5.4 miniWorkiva alternatives: IBM Envizi, Novisto, Sphera
Gemini 3.5 FlashGreenly, Sweep alternatives: Coolset, Novata
Grok 4.1 FastSweep alternatives: Coolset, Novisto
DeepSeek V4 FlashSweep alternatives: Coolset, Greenly, Plan A, Tanso
Qwen 3.7 FlashNovisto alternatives: Gravity, LogicGate, Sweep
Kimi K2Novisto alternatives: Coolset, Sustain.Life, Sweep, Workiva

Bold names in an answer are the products the judge labeled a first choice; a model naming several gives each of them that label. The full answer text for every row is in the record.

By buyer segment

The same question asked on behalf of a different buyer. Each standing is computed within its segment and they are never added together. The figures above are the mid-market standing, which is the one the category orders by.
Small business
Persefoni leads by nine points.
Persefoni9%#4 of 13
EcoOnline ESG0%#– of 13
The full small business standing →
Mid-marketThe figures above
The order flips: EcoOnline ESG leads at mid-market.
EcoOnline ESG8%#6 of 15
Persefoni6%#7 of 15
The full mid-market standing →
Enterprise
EcoOnline ESG is not named for this buyer.
Persefoni4%#5 of 12
EcoOnline ESGnot named
The full enterprise standing →

What the models said about EcoOnline ESG

Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Three of four in this category shown.

“Sweep and EcoOnline appear to be the most consistently recommended options tailored to your size and needs” MiniMax M2.5 · direct prompt · first choice
“Best budget pick: EcoOnline — identified by Capterra as the "best budget option"” GPT-5.4 mini · budget prompt · first choice
“EcoOnline ESG is highlighted as best for mid-market sustainability teams” Claude Haiku 4.5 · direct prompt · first choice

What the models said about Persefoni

Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Four of five in this category shown.

“Enterprise-grade platforms (like *Workiva*, *IBM Envizi*, or *Persefoni*) are usually overkill” Gemini 3.5 Flash · scale prompt · soft negative
“I'd choose Persefoni because it has a free single-user tier and is repeatedly positioned as the cheapest starting point” Perplexity Sonar · budget prompt · first choice
“### 1. Persefoni Pro (Free) ... Start with Persefoni's free tier” MiniMax M2.5 · budget prompt · first choice
“Top Recommendation: Persefoni ... robust free tier” Qwen 3.7 Flash · budget prompt · first choice
Also compared

Comparisons are drawn for the top eight products in each category, each against each. The output is the models' output; nothing here is a recommendation by the index.