# Polars: AI-friendly with conditions

> All AI use must be disclosed with the tools used, AI-generated code must be fully tested by a human and is only accepted for accepted issues, and AI may not be used on good first issues. Agents may not interact with the repository at all, and AI-assisted issues and discussions must be reviewed and edited by a human.

- What it is: A fast DataFrame library for Rust and Python. (Library)
- Homepage: https://pola.rs/
- Repository: https://github.com/pola-rs/polars
- Overall stance: AI-friendly with conditions (Mostly friendly). AI-assisted contributions are accepted with extra rules, such as disclosing AI use, or AI is banned for issues or written text.
- Last classified: 2026-10-09 (manual review, high confidence)
- Policy last changed: 2026-10-09
- Web page: https://areweaifriendly.com/projects/polars/

## Policy by area

- **Code contributions**: AI-friendly with conditions (AI use must be disclosed; A human must review the output; No autonomous agents)
- **Issues & bug reports**: AI-friendly with conditions (AI use must be disclosed; A human must review the output; No autonomous agents)
- **AI-written text**: AI-friendly with conditions (AI use must be disclosed; A human must review the output)

## In their own words

- Code contributions: "Agents are strictly forbidden from interacting with our repository." (https://github.com/pola-rs/polars/blob/main/AI_POLICY.md)
- Code contributions: "All AI usage in any form must be disclosed." (https://github.com/pola-rs/polars/blob/main/AI_POLICY.md)
- Code contributions: "AI-generated code must have been fully verified with human use." (https://github.com/pola-rs/polars/blob/main/AI_POLICY.md)
- Code contributions: "Pull requests with AI-generated code can only be for accepted issues." (https://github.com/pola-rs/polars/blob/main/AI_POLICY.md)
- Issues & bug reports: "Issues and discussions can use AI assistance but must have a full human-in-the-loop." (https://github.com/pola-rs/polars/blob/main/AI_POLICY.md)
- AI-written text: "This means that any content generated with AI must have been reviewed and edited by a human before submission." (https://github.com/pola-rs/polars/blob/main/AI_POLICY.md)

## Sources

- [Polars AI Usage Policy](https://github.com/pola-rs/polars/blob/main/AI_POLICY.md), fetched 2026-10-09