Answer Customer Questionnaires in minutes. Not weeks.
- Cut response time by 90% by letting Proof AI automatically fill Excel sheets, Word docs, and web forms with verified answers from your library — you just review and send.
- Quit the "copy-paste" chaos and answer directly in your workflow using the Sunhat browser extension.
- Unblock your Sales deals by giving teams verified proof without pinging Sustainability.

Enterprises that turn proof into progress with Sunhat
















































Proven Impact on Efficiency*
Disclaimer: *Based on internal analysis of customer workflows. Actual time savings may vary depending on questionnaire complexity.
Your Questionnaire Response Engine
Stop the manual copy-paste grind. Whether it's a 500-row Excel or a complex web portal, Sunhat automates your responses using verified proof—so you can reply in minutes, ensure consistency, and close deals faster.
Manual data entry is over. Let Proof AI do the typing.
Answering a complex questionnaire usually takes days of searching and typing. Sunhat’s Proof AI analyzes the incoming file and auto-fills the answers instantly based on your verified library — turning weeks of work into a quick review task.
- Cut response times by 90% by auto-filling Excel sheets, Word docs, and PDFs instantly.
- Never answer the same question twice—the system learns from past verified responses to automate future requests.
- Eliminate risk by ensuring every auto-generated answer is linked to traceable, audit-ready evidence.


Answer directly where the question lives.
Don't waste time uploading files into a separate tool or switching endlessly between tabs. Sunhat brings your Proof Library to you. With our Browser Extension and Office Add-in, you answer directly inside the workflow your customers demand.
- Conquer "Portal Fatigue" by overlaying Sunhat directly onto web forms
- Stay in your flow by answering questions directly inside Microsoft Word or Excel without switching tools.
- Unblock Sales teams by giving them self-service access to verify certificates and policies directly in their browser.
More Functionalities
Format Agnostic Import
Capability to upload any questionnaire format (PDF, Excel, etc.) and let AI pre-fill the responses for a final human check.
Teams Self-Service
Controlled access for any team to search and use verified evidence (certificates, policies) to answer RFPs independently.
Collaborative Data Collection
Simple workflows to assign specific missing data points to colleagues (e.g., "HR, we need the diversity stat") without them needing to learn the platform.
Proven Performance
"In the past, dealing with complex investor questionnaires sometimes required inquiries to several departments. Today, thanks to Sunhat, we can often find the right answers and evidence in seconds – which saves a tremendous amount of time."
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Explore Other Use Cases
Frequently Asked Questions
Get answers on evidence management, automated document validation, and how to establish Sunhat as your central source of truth of your proof.
Yes. Whether it's a messy Excel file with 500 rows, a PDF security form, a Word document, or a proprietary web portal like SAP Ariba, Sunhat handles it. Our Format Agnostic Import digitizes files instantly, and our Browser Extension overlays directly onto web forms, so you can answer anywhere.
ChatGPT writes convincing text but often guesses facts. Proof AI is different: it is engineered for compliance. It retrieves specific, verified evidence from your library (like a valid ISO certificate) and links it directly to the answer. You get a traceable audit trail, not a hallucination.
Proposal tools are great for standard text, but they don't validate your evidence. Sunhat specializes in verified proof. We check if your certificates are expired, track underlying data points, and ensure every claim is defensible. It's the difference between "copy-pasting text" and "providing audit-ready proof."
Absolutely. With Sales Self-Service, you give your sales team "read-only" access to verified answers. They can find the certificates and policies they need to close deals instantly, without pinging the Sustainability team or accidentally sharing outdated documents.
Extremely accurate, because they are based only on your approved data. However, Sunhat is designed as a "human-in-the-loop" system. The AI drafts the response and links the source, but you always have the final review before hitting send. This cuts 90% of the manual typing while keeping you in full control.
Stop scrambling. Start proving.
Your next customer questionnaire, assessment, or audit doesn't have to be a fire drill. Get the platform that keeps proof ready for every request.





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