
Your AI companion

Fully open-source search agent with frontier performance, democratizing AI agent development.
Microsoft Copilot: Your AI companion. OpenSeeker: Fully open-source search agent with frontier performance, democratizing AI agent development.. Both tools take different approaches to address similar needs.
Both offer a free or freemium plan. Microsoft Copilot is freemium and OpenSeeker is free.
The best choice between Microsoft Copilot and OpenSeeker depends on your specific needs. Compare their features, pricing, and target audience on this page to find the tool that best fits your use case.
Microsoft Copilot is primarily designed for individuals, while OpenSeeker is built for businesses and professionals.
Microsoft Copilot offers: Provide information, Offer advice and feedback, Give straightforward answers, Inspire creativity. OpenSeeker offers: Fully open-source search agent, including model and 100% of training data, Achieves state-of-the-art performance across multiple benchmarks (BrowseComp, xbench-DeepSearch), Efficient, achieving frontier performance with only 11.7k synthesized samples, Powered by fact-grounded scalable controllable QA synthesis and denoised trajectory synthesis.
Based on our data, Microsoft Copilot currently enjoys greater popularity. However, popularity isn't the only factor — compare features to find the right tool for your needs.