The AI Scientist Source Code License
Version 1.0, December 2025

This license is based on the Responsible AI Source Code License v1.1 (http://licenses.ai/).

TERMS AND CONDITIONS

The AI Scientist Source Code License (“License”) governs the use of the accompanying software. If you access or use the software, you accept the License. If you do not accept the License, do not access or use the software.

1. Definitions.
(i) "License" means the terms and conditions for use, reproduction, and distribution as defined by Sections one (1) through eight (8) of this document.
(ii) "Licensor" means Sakana AI, the copyright owner or legal entity authorized by the copyright owner that is granting the License.
(iii) "You" (or "Your") means an individual or legal entity exercising permissions granted by this License.
(iv) The terms “reproduce”, “reproduction”, “derivative works”, and “distribution” have the same meaning here as under U.S. Copyright Law.
(v) “Contribution” means the original software, additions to the original software, modifications to the original software, or derivative works of the original software.
(vi) "Contributor" means any person or Licensor who provides a Contribution.

2. Grant of Rights.
Subject to this License, each Contributor grants You a non-exclusive, worldwide, royalty-free copyright license to reproduce its Contribution, prepare derivative works of its Contribution, and distribute its Contribution or any derivative works of its Contribution that You create.

3. Restrictions.
3.1. If You distribute any portion of the Contribution, You must include a complete copy of this License with the distribution; and
3.2. You agree that the Contribution, or any derivative work of the Contribution, will not be used by You or any third party subject to Your control, to:

a. Surveillance
i. Detect or infer any legally protected class or aspect of any person, as defined by U.S. Federal Law; and
ii. Detect or infer aspects and/or features of an identity any person, such as name, family name, address, gender, sexual orientation, race, religion, age, location (at any geographical level), skin color, society or political affiliations, employment status and/or employment history, and health and medical conditions.

b. Computer Generated Media
i. Synthesize and/or modify audio-realistic and/or video-realistic representations of people and events, without including a caption, watermark, and/or metadata file indicating that the representations were generated using the Contribution.

c. Health Care
i. Predict the likelihood that any person will request to file an insurance claim;
ii. Diagnose a medical condition without human oversight.

d. Criminal
i. Predict the likelihood that a crime will be committed by any person or predict the likelihood of any person being a criminal based on facial attributes or personal data.

e. Scientific Manuscripts and Academic Integrity (The "AI Scientist" Clause)
i. Generate or disseminate scientific manuscripts, research papers, or technical reports without expressly and intelligibly disclaiming, in a prominent manner (e.g., in the abstract, or a dedicated 'Disclosure' or 'Methods' section), that the content was machine-generated or produced using The AI Scientist.

3.3. Restrictions referenced in Section 3.2 MUST be included as an enforceable provision by You in any type of legal agreement governing the use and/or distribution of the Work or any Derivative Works.

4. Termination
Upon the occurrence of any of the restricted uses listed above in “3. Restrictions”, Licensor shall have the right to terminate this License Agreement and require You to immediately return or destroy all copies of the Contribution. Termination of this License Agreement shall be in addition to and not in lieu of any other remedies available to Licensor.

5. Disclaimer of Warranty.
Unless required by applicable law, Licensor provides any Contribution on an "As-Is" basis, without WARRANTIES OR CONDITIONS OF ANY KIND.

6. Limitation of Liability.
In no event shall any Contributor be liable to You for damages, including any direct, indirect, special, incidental, or consequential damages arising as a result of this License.

END OF TERMS AND CONDITIONS
