Crux vs Persefoni: Pricing and Ratings Compared (2026)
Entry prices and free plans as read on each vendor's pricing page, and user ratings as published on review sites, for Crux and Persefoni side by side. This page compares data; it is not a hands-on review.
On the data: On the data below, Persefoni leads on a free plan. We do not name an overall winner for this pair.
Short on time? Here's the quick answer
Based on published vendor pricing and features and on public review data, here's who should pick what:
Crux
Finance clean energy faster with AI-driven diligence and deal execution
Best for you if:
- • You want accelerates financing for clean energy projects and manufacturing
Persefoni
Measure, report, and decarbonize your organization's carbon footprint with AI-powered precision.
Best for you if:
- • You want a free tier before you commit
| At a Glance | Crux | Persefoni |
|---|---|---|
Starts at | Not published | Free plan |
Category | Finance Sustainability & ESG | Sustainability & ESG Analytics |
Rating | n/a | 4.8/5 G2 4.8 · Capterra 4.9 20 reviews |
Free plan | No | Yes |
Watch out for | n/a | Many key features are 'Add-on' in PRO tier |
Choose Crux or Persefoni?
Choose Crux if
- You want accelerates financing for clean energy projects and manufacturing
- You want reduces transaction friction and speeds up deal closures
- You work in finance, not sustainability & ESG
Choose Persefoni if
- You want a free tier before you commit
- You want comprehensive coverage of Scope 1, 2, and 3 emissions
- You want AI-driven tools enhance accuracy and efficiency in carbon accounting
- You work in sustainability & ESG, not finance
In-Depth Analysis
Crux
Finance clean energy faster with AI-driven diligence and deal execution
Strengths
- Pro: Accelerates financing for clean energy projects and manufacturing.
- Pro: Reduces transaction friction and speeds up deal closures.
- Pro: Provides access to a large network of vetted counterparties.
- Pro: Offers deep market insights and data-driven benchmarking.
- Pro: Supports various stakeholders across the clean energy finance ecosystem.
Weaknesses
- Con: Specific pricing details are not publicly available.
- Con: Primarily focused on the clean energy sector, which may limit broader applicability.
Key features
Persefoni
Measure, report, and decarbonize your organization's carbon footprint with AI-powered precision.
Persefoni's pricing structure is opaque, with only a 'Start for free' PRO tier and 'Request a demo' for the ADVANCED tier.
Watch out
Many key features are 'Add-on' in PRO tier
Strengths
- Pro: Comprehensive coverage of Scope 1, 2, and 3 emissions
- Pro: AI-driven tools enhance accuracy and efficiency in carbon accounting
- Pro: Strong focus on regulatory compliance, including specific solutions for California SB 253 and SB 261
- Pro: Expert support and advisory services from sustainability and regulatory specialists
- Pro: High data security and assurance standards (SOC 1 Type II, SOC 2 Type II, ISO 27001, ISO 27017)
Weaknesses
- Con: Specific pricing tiers and detailed feature breakdowns for each tier are not immediately transparent without requesting a demo or signing up.
- Con: Some advanced AI features like natural language emission factor mapping are listed as "coming soon".
Key features
Plans and prices: Crux vs Persefoni
| Tool | Plans and prices | Source |
|---|---|---|
| Crux | No plan prices on file | cruxclimate.com |
| Persefoni |
| persefoni.com/pricing read Oct 5, 2026 |
Prices as read on each vendor's own pricing page on the date shown. Plans are listed per tool and are not matched against the other tool's plans: a plan name or price in one column says nothing about the same row in the other. Details on Crux pricing and Persefoni pricing.
Key Takeaways
Crux
- Choose if you want finance clean energy faster with AI-driven diligence and deal execution
Persefoni
- Has a free plan
What the data shows
On the data below, Persefoni leads on a free plan. We do not name an overall winner for this pair.
- Only Persefoni has a published user rating (4.8/5 from 20 reviews); Crux has none we can show.
- Only Persefoni has a free plan.
Criteria: user rating (only above 20 reviews on both sides, gap of 0.2 or more), entry price (only on the same billing basis), free plan. How we rate
Frequently Asked Questions
How do Crux and Persefoni compare in 2026?
On the data below, Persefoni leads on a free plan. We do not name an overall winner for this pair. Only Persefoni has a published user rating (4.8/5 from 20 reviews); Crux has none we can show. Only Persefoni has a free plan.
What are Crux and Persefoni used for?
Crux: Finance clean energy faster with AI-driven diligence and deal execution. Persefoni: Measure, report, and decarbonize your organization's carbon footprint with AI-powered precision.
What does Crux cost vs Persefoni?
Crux has no public paid-plan price on file. Persefoni has no public paid-plan price on file. Prices read on the vendors' pricing pages, latest check Oct 5, 2026.
What's the main difference between Crux and Persefoni?
Crux's main strength: accelerates financing for clean energy projects and manufacturing. Persefoni's main strength: comprehensive coverage of Scope 1, 2, and 3 emissions.