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SIDE-BY-SIDE · 2 OF 3
Two platforms.
Same questions.
Spellbook
ENTERPRISE SEARCH / PRODUCTIVITY
PROMPT
Law firm customers own all contract documents and legal inputs. Spellbook (Rally Legal) processes documents for AI contract review and drafting.
OUTPUT
Customers own all AI-generated contract language, suggestions, and redlines. Spellbook does not assert IP over outputs.
TRAINING
Unknown — cached spellbook-ai_tos.txt contains policy text in a single HTML line (line 362) exceeding the 25,000-token Read tool limit. Core IP and data use sections (1–12) are inaccessible. Sections 13.7–13.13 (dispute resolution, governing law: New York) were readable. Privacy file has same structure issue.
COMMERCIAL
Commercial use is fully permitted for legal practice and enterprise contract management.
177 verified findings across the displayed surfaces.
Tabnine
DEVELOPER / CODING
PROMPT
Users retain ownership of their code. Tabnine does not claim IP in user code.
OUTPUT
Users retain ownership of code completions.
TRAINING
Tabnine is not granted any rights in code you develop while using the Services. Code suggestions accepted and incorporated are deemed part of user-generated code; Tabnine grants a non-exclusive, perpetual, royalty-free license to use those suggestions within your code.
COMMERCIAL
Commercial use is the primary intended use for all plans.
312 verified findings across the displayed surfaces.
Empty Comparison Slot
AIRIN SUMMARY
Tabnine has the strongest default posture of the set; Spellbook carries the most permissive license terms of the set.FOR ENTERPRISE: SPELLBOOK NOT RECOMMENDED · TABNINE RECOMMENDED
↳ Compliance surfaces · side by side
⚡ INTERACTIVE RISK COMPARISON HEATMAP
| RISK SURFACE | SPELLBOOK | TABNINE |
|---|---|---|
| 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
Spellbook
MED⚠ CAUTIONHIGH
Law firm customers own all contract documents and legal inputs. Spellbook (Rally Legal) processes documents for AI contract review and drafting.
“ (b) This Agreement does not grant Customer any intellectual property license or rights in or to the Spellbook AI Platform or any of its components, except to the limited extent that such rights are necessary for Customer's use of the Spellbook AI Platform as specifically au…”
Tabnine
MEDLOW
Users retain ownership of their code. Tabnine does not claim IP in user code.
“ If you wish to request a demo via the Website, we will collect your full name, email address, company name, job title, and the content you submitted to provide you with a relevant demo to use our Services.”
O
SURFACE 02
Output Ownership
Spellbook
MEDHIGH
Customers own all AI-generated contract language, suggestions, and redlines. Spellbook does not assert IP over outputs.
“ 6.2. Feedback. ”
Tabnine
HIGHLOW
Users retain ownership of code completions.
“Tabnine and/or its licensors and affiliates own all right, title, and interest, including copyrights and other intellectual property rights, in and to all the Services′ Materials. You hereby acknowledge that you do not acquire any ownership rights by using the Services or by acce…”
T
SURFACE 03
Model Training
Spellbook
MED⚠ CAUTIONHIGH
Unknown — cached spellbook-ai_tos.txt contains policy text in a single HTML line (line 362) exceeding the 25,000-token Read tool limit. Core IP and data use sections (1–12) are inaccessible. Sections 13.7–13.13 (dispute resolution, governing law: New York) were readable. Privacy file has same structure issue.
“ (iv) No Third Party LLM Model Training. Customer Data transmitted to Third Party LLMs via the Spellbook AI Platform will not be used to train, improve, or develop the AI models of those Third Party LLMs. Accordingly, Spellbook will ensure that all Third Party LLMs are prohibited…”
Tabnine
MED⚠ CAUTIONLOW
Tabnine is not granted any rights in code you develop while using the Services. Code suggestions accepted and incorporated are deemed part of user-generated code; Tabnine grants a non-exclusive, perpetual, royalty-free license to use those suggestions within your code.
“ It is further clarified that any code developed by you while using the Services hereunder, is used by Tabnine ONLY for the purpose of improving the Service provided specifically and solely to you (and not for any other purpose, including improving the Services provided to other…”
C
SURFACE 04
Commercial Use
Spellbook
MED⚠ CAUTIONHIGH
Commercial use is fully permitted for legal practice and enterprise contract management.
“ (i) reverse engineer, decompile, disassemble, or otherwise attempt to derive the source code or underlying algorithms of the Spellbook AI Platform;”
Tabnine
MED⚠ CAUTIONLOW
Commercial use is the primary intended use for all plans.
“ The business or commercial purposes for which we collected your Personal Information.”
📂 Data Privacy & Governance
D
SURFACE 05
Data Privacy
Spellbook
MED⚠ CAUTIONHIGH
—
“ (a) Spellbook collects and uses categories of Personal Data from the Customer and its Users that are required to administer Customer's Spellbook account, including payment records and credit cards. Otherwise, Spellbook only collects and uses Personal Data as necessary to pr…”
Tabnine
HIGHLOW
Basic/Pro: cloud model completions (not used for training). Enterprise: zero-retention, local model deployment available.
“ You can be rest assured that we do not sell your Personal Information.”
$
SURFACE 06
Tier Differences
Spellbook
MED⚠ CAUTIONHIGH
—
“ (b) Spellbook reserves the right to discontinue or modify its provision of any Beta Features to the Customer at any time, with or without notice;”
Tabnine
MED⚠ CAUTIONLOW
Basic/Pro: cloud model completions (not used for training). Enterprise: zero-retention, local model deployment available.
“Please note that since Tabnine acquired the Tabnine code prediction tool (the " TabNine Product "), in the event that you have commenced your use of the Tabnine Product prior to 30 August, 2020 (the " Cut-Off Date "), Tabnine will continue to provide you with the Tabnine Product…”