Persefoni vs Plan A
Zero of fourteen models named Persefoni first on the direct prompt; one named Plan A. Persefoni was named by fourteen of the fourteen models and Plan A by nine and Persefoni carries 30 labels and Plan A 11, so the shares are not directly comparable.
Named in one category this edition.
Named in one category this edition.
Share is the count of first choices across the direct, paraphrase, budget and scale prompts over all fourteen 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
PersefoniFirst choices, of fourteen modelsPlan A
Every model, every framing
| Model | Direct | Paraphrase | Comparative | Budget-constrained | Scale-constrained | Negative |
|---|---|---|---|---|---|---|
| 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 | | | ||||
| GPT-6 Luna | | | | |||
| Muse Glimmer 30B | | |
Persefoni Plan A first choice named as an alternative argued againstblank: not namedEach cell is one answer, Persefoni on the left and Plan A on the right.The direct prompt
Plan A first, Persefoni not the choice
1 of 14 modelsPersefoni was named in the answer but not as the choice, or not at all.Neither was the first choice, one was named
2 of 14 modelsThe answer put something else first and named one of the two as an alternative.Neither was named
11 of 14 modelsThe answer made no first choice from these two in this category.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
Persefoni4%#3 of 12Plan A0%#9 of 12What 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.
“good for complex organizations, but may be overkill for mid-sized” GLM 4.7 FlashX · paraphrase prompt · soft negative
“Choose Watershed or Persefoni if: Your primary immediate pain point is calculating Scope 1, 2, and 3 emissions accurately” Qwen 3.7 Flash · comparative prompt · first choice
“Start for free with carbon + basic reporting: Persefoni Pro.” Muse Glimmer 30B · budget prompt · first choice
“Best overall for a mid-sized B2B company: Persefoni” GPT-5.4 mini · paraphrase prompt · first choice
What the models said about Plan A
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 or Plan A would be the top recommendations” MiniMax M2.5 · direct prompt · first choice
“1. Plan A – Best Overall for Mid-Market” Claude Haiku 4.5 · paraphrase prompt · first choice
“Greenly or Plan A are often positioned as accessible SMB/mid-market options with guided UX and automated data collection.” Perplexity Sonar · paraphrase prompt · alternative
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.