Data as of Oct 14, 2026Based on 92 AI responses
Reviewed by Dimitry Apollonsky
AI summary
Greenhouse Gas Protocol holds a clear lead as the standard guidance for calculating corporate footprints and establishing baseline assessments. For specialized oil and gas operations, Envana is the usual answer.
Rank and Mentioned in · since Jul 7
| # | Brand | Recommended for | Mentioned in |
|---|---|---|---|
| 1 | foundational accounting standards for calculating corporate footprints | foundational accounting standards for calculating corporate footprints | 37% |
| 2 | tracking emissions across supply chains and forecasting decarbonization | tracking emissions across supply chains and forecasting decarbonization | 26% |
| 3 | enterprise energy management and building net-zero roadmaps | enterprise energy management and building net-zero roadmaps | 24% |
| 4 | large enterprise footprinting and multi-country regional emissions tracking | large enterprise footprinting and multi-country regional emissions tracking | 24% |
| 5 | heavy industry operations and decarbonization scenario modeling | heavy industry operations and decarbonization scenario modeling | 17% |
| 6 | guidance resources and emission factor tools for assessments | guidance resources and emission factor tools for assessments | 16% |
| 7 | aligning corporate footprint targets with climate science criteria | aligning corporate footprint targets with climate science criteria | 15% |
| 8 | measuring complex operational footprints in heavy industry | measuring complex operational footprints in heavy industry | 13% |
| 9 | integrating emissions tracking within existing enterprise IT ecosystems | integrating emissions tracking within existing enterprise IT ecosystems | 13% |
| 10 | modeling fuel, transport, and operational material changes | modeling fuel, transport, and operational material changes | 11% |
| 11 | 8% | ||
| 12 | 8% | ||
| 13 | 8% | ||
| 14 | 7% | ||
| 15 | 7% |
What’s changing · since July
Since July, Envanarising has become the go-to platform for oil and gas accounting, while Greenhouse Gas Protocolrising is now the default answer for corporate footprint reporting. Meanwhile, Iconic Airfalling and CarbonChainfalling saw their standing decrease on specific reporting prompts.
Week of Sep 21–27
Widest split: IBM Envizi, 35% on ChatGPT Search and 13% on Google AI Mode.
| Brand | ChatGPT Search | Google AI Mode | Comparison |
|---|---|---|---|
| Greenhouse Gas Protocol | 41% | 33% | |
| Watershed | 26% | 26% | |
| IBM Envizi | 35% | 13% | |
| Persefoni | 26% | 22% | |
| Sinai Technologies | 26% | 9% | |
| U.S. Environmental Protection Agency (EPA) | 22% | 11% | |
| Science Based Targets initiative | Outside ChatGPT Search's top 25 | 28% | |
| Sphera | 15% | 11% | |
| Microsoft Sustainability Manager | 22% | Outside Google AI Mode's top 25 | |
| Cozero | 11% | 11% |
43% of citations point at the ranked brands’ own sites.
How do we track decarbonization progress? Is there a platform that allows us to model "what-if" scenarios for switching to renewable energy sources?
How can a sustainability manager conduct a carbon footprint assessment for our company?
I need a "carbon accounting" platform for the oil and gas industry.
We are preparing a sustainability report. Who calculates corporate carbon footprints?
I want to model the carbon footprint of our operations. What's the best carbon accounting platform for heavy industry?
We have facilities in 20 countries. What software automatically updates with the latest regional grid emission factors for accurate reporting?