OpenAI has introduced Astra for Law, a specialized version of its GPT-6 Astra model designed to assist with legal research, analysis, and writing.
Key facts
- •Astra for Law is built on the GPT-6 Astra model.
- •The search index includes data from the Free Law Project covering over 99.9 percent of published US precedents.
- •The model outperformed the standard GPT-6 Astra in internal testing on the Legal Research Bench.
- •OpenAI is launching 26 plugins for platforms like Relativity and Clio.
- •Privacy features for law firms include zero data retention.
OpenAI has launched Astra for Law, a new version of its GPT-6 Astra model tailored for the legal sector. The tool integrates the model with a specialized legal search index and specific instructions for legal writing and analysis.
By the numbers
Legal Research Capabilities
The system utilizes a legal search index that covers US case law, statutes, and regulations across more than 230 million URLs. This index is powered by data from the Free Law Project, which reportedly encompasses over 99.9 percent of published US precedents.
Performance and Integration
In internal testing using Vals AI's Legal Research Bench, Astra for Law correctly answered 54 percent of 200 questions, outperforming the standard GPT-6 Astra with web search, which scored 38.7 percent. OpenAI is offering the model to API customers such as Harvey and Legora, and has introduced a Trusted Access program for law firms that includes zero data retention privacy controls. Additionally, the company is launching 26 plugins for legal software tools, including Relativity and Clio.
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This article was independently rewritten by ManyPress editorial AI from reporting originally published by The Decoder.
