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.
SIDE-BY-SIDE · 2 OF 3
Two platforms.
Same questions.
Claude (Anthropic)
WORKFLOW & AUTOMATION
PROMPT
Users retain ownership of their inputs. Anthropic's Consumer Terms state: "As between you and Anthropic, and to the extent permitted by applicable law, you retain any right, title, and interest that you have in the Inputs you submit."
OUTPUT
Anthropic assigns all its rights in outputs to users. The Terms state: "Subject to your compliance with our Terms, we assign to you all of our right, title, and interest—if any—in Outputs."
TRAINING
Anthropic uses inputs/outputs to train models by default; users may opt out through account settings except for feedback submissions and safety-flagged content. Anthropic also collects third-party public datasets and commercial data for training.
COMMERCIAL
Commercial use of outputs is permitted; no explicit restriction for consumer plans. API/commercial use governed by separate Commercial Terms of Service.
39 verified findings across the displayed surfaces.
Grok (xAI)
WORKFLOW & AUTOMATION
PROMPT
Users retain ownership of their content submitted to Grok per xAI's Terms of Service.
OUTPUT
xAI's Terms assign output rights to users, subject to compliance.
TRAINING
Unknown — cache files are empty.
COMMERCIAL
Commercial use of outputs is permitted subject to xAI's Terms and Content Policy.
167 verified findings across the displayed surfaces.
Empty Comparison Slot
AIRIN SUMMARY
Claude (Anthropic) carries highly permissive license terms; Grok (xAI) carries highly permissive license terms.FOR ENTERPRISE: CLAUDE (ANTHROPIC) NOT RECOMMENDED · GROK (XAI) NOT RECOMMENDED
↳ Compliance surfaces · side by side
⚡ INTERACTIVE RISK COMPARISON HEATMAP
| RISK SURFACE | CLAUDE (ANTHROPIC) | GROK (XAI) |
|---|---|---|
| PPrompt Ownership | ||
| OOutput Ownership | ||
| TModel Training | ||
| CCommercial Use | ||
| DData Privacy | ||
| $Tier Differences |
* Click any cell in the heatmap matrix to scroll directly to its verbatim policy citations below.
📂 Intellectual Property & Model Training
P
SURFACE 01
Prompt Ownership
Claude (Anthropic)
LOWHIGH
Users retain ownership of their inputs. Anthropic's Consumer Terms state: "As between you and Anthropic, and to the extent permitted by applicable law, you retain any right, title, and interest that you have in the Inputs you submit."
“ Generally. You may be allowed to interact with our Services in a variety of formats (we call these “ Inputs ”). Our Services may generate responses (we call these “ Outputs ”), or enable the Services to take actions on your behalf, such as software manipulation, data processing,…”
Grok (xAI)
MEDHIGH
Users retain ownership of their content submitted to Grok per xAI's Terms of Service.
“To the extent the User Content includes a person’s image, likeness, voice, or other similar attributes, you grant xAI the same rights to use those attributes as part of the User Content as described above. You represent and warrant that you have obtained all rights, licenses, not…”
O
SURFACE 02
Output Ownership
Claude (Anthropic)
HIGH
Anthropic assigns all its rights in outputs to users. The Terms state: "Subject to your compliance with our Terms, we assign to you all of our right, title, and interest—if any—in Outputs."
No citation available
Grok (xAI)
MEDHIGH
xAI's Terms assign output rights to users, subject to compliance.
“AI-Generated Disclosures. When you generate Output using the Service, including through Agentic Actions, xAI may apply a disclosure stating that the content was generated or altered by artificial intelligence. By using the Service, you agree that such disclosures may be applied t…”
T
SURFACE 03
Model Training
Claude (Anthropic)
HIGH
Anthropic uses inputs/outputs to train models by default; users may opt out through account settings except for feedback submissions and safety-flagged content. Anthropic also collects third-party public datasets and commercial data for training.
No citation available
Grok (xAI)
MEDHIGH
Unknown — cache files are empty.
“ To develop and improve our Service and to conduct research: For example to develop new product features, to train our models, to identify usage trends, to operate and expand our business activities, to identify new customers, and for data analysis.”
C
SURFACE 04
Commercial Use
Claude (Anthropic)
HIGH
Commercial use of outputs is permitted; no explicit restriction for consumer plans. API/commercial use governed by separate Commercial Terms of Service.
No citation available
Grok (xAI)
MEDHIGH
Commercial use of outputs is permitted subject to xAI's Terms and Content Policy.
“Grokipedia License. Grokipedia content and material is designated as Material subject to the xAI Community License Agreement ( [https://huggingface.co/xai-org/grok-2/blob/main/LICENSE](https://huggingface.co/xai-org/grok-2/blob/main/LICENSE)). Certain Grokipedia content may also…”
📂 Data Privacy & Governance
D
SURFACE 05
Data Privacy
Claude (Anthropic)
MED⚠ CAUTIONHIGH
—
“ This includes using our products or services to: Violate privacy rights as defined by applicable privacy laws, such as sharing personal information without consent or accessing private data unlawfully Misuse, collect, solicit, or gain access without permission to private infor…”
Grok (xAI)
MEDHIGH
—
“- Please read our [Privacy Policy](https://x.ai/legal/privacy-policy), which describes how we handle personal information. Although it does not form part of these Terms, it is an important document you should read.”
$
SURFACE 06
Tier Differences
Claude (Anthropic)
HIGH
—
No citation available
Grok (xAI)
MED⚠ CAUTIONHIGH
—
“Beta Modes and Trial Features. In some cases, we may permit you to evaluate our Service for a limited time or with limited functionality, including beta, preview, or trial features. Use of our Service for evaluation purposes is for your personal, non-commercial use only. You may…”