precedential case law, statutes, and regulations.
Initially, the technology is available to select firms including Sullivan & Cromwell and Wachtell Lipton, while API partners such as Harvey and Legora will use the foundation to build custom legal applications.
The release marks a significant move into professional services by addressing the specific accuracy and privacy requirements of legal work.
OpenAI claims Astra for Law achieved a 54% correctness rate on specialized benchmarks, a 40% improvement over the standard GPT-6 model using general web search.
These tools are designed to automate high-stakes infrastructure tasks, such as deal diligence, IPO filing preparation, and agreement analysis, by identifying relevant precedents and drafting complex memos that account for conflicting court holdings.
To support integration into existing professional workflows, the platform features 26 new ecosystem plugins that connect ChatGPT to industry-standard software like Clio and Relativity.
OpenAI is also introducing specialized governance controls, including zero data retention—a mechanism that prevents the AI provider from storing or training on sensitive inputs—to maintain client confidentiality.
Eligible firms can now use these features to build proprietary tools that reflect their own negotiating playbooks and internal expertise.