head to head · open source
Agent-Reach vs opik
Agent-Reach has 83,525 GitHub stars, 7,317 forks, 137 open issues and last shipped 5 days ago. opik has 22,149 stars, 1,808 forks, 258 open issues and last shipped today. Agent-Reach leads on adoption by 277% (83,525 vs 22,149 stars). Agent-Reach is written in Python under MIT; opik is written in Python under Apache-2.0. Agent-Reach has attracted 9% as many forks as stars, opik 8%. opik was the more recently maintained of the two, and both are self-hostable with no licence fee.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| Agent-Reach | opik | |
|---|---|---|
| GitHub stars | ★ 84K | ★ 22K |
| License | MIT | Apache-2.0 |
| Written in | Python | Python |
| Last push | 2026-09-15 | 2026-09-20 |
| Forks | ⑂ 7.3K | ⑂ 1.8K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Agent-Reach if
- You weight community size — 84K stars and counting
- You want the MIT license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick opik if
- You want the opik feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Python
- You evaluated both and opik fits your workflow better
About Agent-Reach
Agent Reach is an open source Python command line tool that gives AI agents the ability to read and search the wider internet — Twitter/X, Reddit, YouTube, GitHub, Bilibili, and XiaoHongShu among others — for developers and agent builders who want that reach without paying for platform APIs.
read the full Agent-Reach overview →
About opik
Opik is open source LLM observability, evaluation, and AI agent tracing platform for teams building LLM apps, RAG systems, and agentic workflows, built by Comet, Apache 2.0 licensed, free to self host full platform.
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Frequently asked questions
Is Agent-Reach or opik more popular?
Agent-Reach has 83,525 GitHub stars and opik has 22,149. Agent-Reach has the larger community by that measure.
Are Agent-Reach and opik free?
Both are open source. Agent-Reach is licensed under MIT and opik under Apache-2.0. Neither carries a licence fee.
What is the difference between Agent-Reach and opik?
Agent-Reach is written in Python and opik in Python. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Agent-Reach or opik?
Choose Agent-Reach if you want the larger community (83,525 stars) or its MIT licence terms. Choose opik if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.