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.
390 verified findings across the displayed surfaces.
400 verified findings across the displayed surfaces.
Empty Comparison Slot
ChatDev has moderate defaults; Dify carries the most permissive license terms of the set.FOR ENTERPRISE: CHATDEV ENTERPRISE TIER ACCEPTABLE · DIFY NOT RECOMMENDED
| RISK SURFACE | CHATDEV | DIFY |
|---|---|---|
| PPrompt Ownership | ||
| OOutput Ownership | ||
| TModel Training | ||
| CCommercial Use | ||
| DData Privacy | ||
| $Tier Differences |
“ Short version: We own the service and all of our content. In order for you to use our content, we give you certain rights to it, but you may only use our content in the way we have allowed. ”
“ 5.1 The Service is made available on a limited access basis, and no ownership rights are conveyed to you. Notwithstanding anything to the contrary in these Terms, we and our licensors have and retain all right, title, and interest, including all intellectual property rights, in…”
“ the use, disclosure, or display of your User-Generated Content;”
“ You retain ownership of your Customer Content, including Customer Content from your accounts with Third-Party Services that are transmitted, processed, and/or stored in the Service. By transmitting, processing, and/or storing Customer Content in the Service, you hereby grant Dif…”
“ Product Development and Improvement: We use Personal Data to develop and improve our products, services, and technologies, including artificial intelligence and machine learning technologies. This includes improving features, developing new offerings, enhancing safety and securi…”
“Operate, maintain and improve our internal operations, systems, Sites, and Products”
The policy does not explicitly address whether user content is used for AI/ML model training. 'Improve Products' could encompass training use, but this is not confirmed or denied.
“ Vendors, Partners, and Affiliates: We may receive information about you from third parties, like vendors, resellers, partners, or affiliates for the purposes outlined in this statement.”
“ 2.1.1 LangGenius (and its Affiliates, as applicable) will make the Services available to you, including those described in the applicable Services Terms 2.1.2 You may use your Dify.AI Account and the Service only (i) for lawful purposes; and (ii) in accordance with these Terms…”
“ We do not “sell” or “share” the personal information of known minors under 16 years of age.”
“We use this information to reshare content created through the use of the Service. The processing is necessary for our legitimate interests (to develop our service and inform our marketing strategy).”
Information from social network interactions can be reshared by LangGenius for marketing strategy purposes under a 'legitimate interests' basis without explicit user consent.
“ A machine account is an Account set up by an individual human who accepts the Terms on behalf of the Account, provides a valid email address, and is responsible for its actions. A machine account is used exclusively for performing automated tasks. Multiple users may direct the a…”
“Dify is free for students and educators.”
No terms or conditions are specified for the student/educator free tier—it is unclear whether it matches the Sandbox tier, has separate restrictions, or requires verification. Users cannot assess their rights or obligations from this statement alone.