Open Source Ai Platform 'Mike' Launches for Legal Sector
Will Chen has launched Mike, an open-source AI platform for legal professionals.
Why it matters: Mike offers law firms and corporate legal teams a transparent, customizable alternative to closed AI solutions, supporting better compliance and data control. Self-hosting and open code could lower costs and privacy risks tied to proprietary platforms.
- Mike launched May 4, 2026, founded by Will Chen, formerly of Latham & Watkins.
- Platform is open-source under AGPL-3.0, allowing full code review and modification.
- Users can deploy Mike on their own infrastructure, keeping data within regulatory boundaries.
- Mike supports integration with AI models like Claude and Gemini, using user-supplied API keys.
Will Chen, previously an attorney at Latham & Watkins and now independent, launched Mike on May 4, 2026. This new platform is designed as an open-source alternative to proprietary legal AI tools.
- Mike is available under the AGPL-3.0 license. This widely used open source license requires users to share modifications publicly and promotes transparency—firms can audit and tailor every aspect of Mike's code.
- The platform features document-aware chat, extraction of tabular data, workflow automation templates, and contract drafting tools. These features place Mike in direct competition with commercial platforms.
- Law firms and legal departments can self-host Mike, ensuring sensitive client documents and internal data remain on-premises and compliant with privacy and data protection regulations.
- Mike lets users connect with large language models like Claude or Gemini through their own API keys, offering flexibility in AI engine selection and data routing.
Mike stands out in a market dominated by closed tools such as Harvey and Legora. By giving legal teams control over their tech stack and data, Mike addresses demands for transparency and independence not met by proprietary vendors.
Dr. Prahlad G. Menon describes Mike as "a solid v1 of what legal AI should look like: open, auditable, self-hostable, with the right feature primitives." Security researcher Riley Sager echoed the appeal of open-source options: "Auditable code and local deployment are must-haves for law firms under strict compliance regimes."
Law firms weighing new AI strategies should consider Mike as open-source alternatives increase in relevance amid fast-evolving compliance risks and client data obligations.
Yes, but: Direct adoption data and market share for Mike are not yet available, and proven effectiveness versus leading proprietary platforms remains to be seen.
What's next: Early law firm pilots and community-driven extensions are expected in the coming months as Mike's codebase matures.