Turn this comparison into procurement-ready diligence
Free shows today's risk. A Stack Audit gives you a citable, verbatim-sourced PDF across your whole AI stack — and flags the moment a vendor's terms change.
Free shows today's risk. A Stack Audit gives you a citable, verbatim-sourced PDF across your whole AI stack — and flags the moment a vendor's terms change.
Your privacy
We use first-party analytics and Google Analytics to understand traffic and improve the site (IP-derived location, device info, analytics cookies). We never sell your personal information and run no advertising trackers. You can opt out below. See our Privacy Policy and Cookie Policy.
162 verified findings across the displayed surfaces.
130 verified findings across the displayed surfaces.
Empty Comparison Slot
Napkin AI has moderate defaults; Leonardo.AI carries the most permissive license terms of the set.FOR ENTERPRISE: LEONARDO.AI NOT RECOMMENDED · NAPKIN AI ENTERPRISE TIER ACCEPTABLE
| RISK SURFACE | LEONARDO.AI | NAPKIN AI |
|---|---|---|
| PPrompt Ownership | ||
| OOutput Ownership | ||
| TModel Training | ||
| CCommercial Use | ||
| DData Privacy | ||
| $Tier Differences |
“**8.8** If you (if you are an individual) or any of your personnel have any Moral Rights in any material provided, used or prepared in connection with these Terms, you agree to (and will procure that your personnel) consent to our use or infringement of those Moral Rights.”
“ User-generated content , such as input text, visuals, generated text, and other content or information that you generate, transmit, or otherwise make available on the Service, as well as associated metadata.”
“**8.9** Due to the nature of our technology, and artificial intelligence in general, outputs may not be unique, and other users may receive similar Outputs from the Services. Your ownership above does not extend to other users’ Outputs.”
“For Service improvement (including analytics and machine learning):** We may analyse your Content and related data in your account to improve the Service, and to train our algorithms, models, and AI products and services using machine learning to develop, improve and provide our…”
By default, user content is used for model training. Opt-out requires a paid subscription and use of the private generation mode — free-tier users have no opt-out.
“ Account data (name, email, job title, company); Content data (diagrams, visuals, documents created or uploaded by users); Usage data (feature interactions, session identifiers) – processed in identifiable form solely for service delivery; only de-identified and aggregated deriva…”
“**(f)** Use our Platform in any way that involves service bureau use, outsourcing, renting, reselling, sublicensing, concurrent use of a single user login, or time-sharing;”
“We will retain your personal information for as long as your account is active or as needed to provide you with the Service or for as long as we have a valid purpose to do so. In particular, we may retain your information as necessary to comply with our legal obligations, resolve…”
Retention is tied to open-ended criteria including 'valid purpose' and 'enforce our agreements'. Backup copies may be retained indefinitely until deletion is technically possible, with no stated maximum retention period.
“ 2.4 This DPA shall remain in effect for the duration of the Agreement and shall terminate automatically upon expiry or termination of the Agreement, subject to the survival provisions set out in Section 11.”
“**4.1** Once you have created your Account, you may choose a Subscription. The Subscriptions we offer will be set out on our Platform, including details of each Subscription’s features and limitations, Subscription Fees and Subscription Periods.”