OpenAI Launches Legal-Specific Configuration of GPT-6 Astra, Its Latest LLM By Law.com's Legal Tech News September 17, 2026 Email this postTweet this postLike this postShare this post on LinkedIn The company said Astra for Law is target at Am Law 200 firms and legal tech vendors, and provided details on its co-development partnerships with Sullivan & Cromwell, Ropes & Gray and Cooley.