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Onyx vs Pi

Comparing two open source alternatives to Claude . Use the comparison below to decide which one fits your needs.

Onyx

Onyx

Onyx is an open-source AI chat and enterprise search platform with RAG that works with every LLM. Bring your own model, connect your tools, and unify all your team's knowledge.

Pi

Pi

MIT

Open-source AI agent toolkit with an interactive coding agent CLI, unified multi-provider LLM API, and TUI libraries.

Side-by-side comparison

Onyx Onyx
Pi Pi
License MIT
Self-hostable Yes Yes
GitHub Stars 31,650 93,081
Forks 4,358 11,526
Open Issues 408 141
Last Commit Aug 18, 2026 Aug 18, 2026
First Released Apr 27, 2023 Aug 9, 2025
Categories
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GitHub stars over time

GitHub stars over time
Onyx31,650
Pi