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Sullivan & Cromwell

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OtherOctober 15, 2026· Confirmed

OpenAI introduces Astra for Law, a legal-specific AI foundation for law firms and legal tech vendors, with 26 partner plugins

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Sullivan & Cromwell
Vendors
OpenAI, Harvey AI
Significance
High
Confidence
Confirmed

Why this matters

Sullivan & Cromwell has made a tracked AI move, with OpenAI and Harvey AI in the stack. This is a high-significance signal for buyers benchmarking their panel.

OpenAI introduced Astra for Law, pairing GPT-6 Astra with settings, tools and context tuned for professional legal work. API customers including Harvey and Legora will be able to build on it. It is offered first to select firms through Trusted Access in ChatGPT and Codex, with API access coming; 26 partner-built plugins include iManage, Intapp, DeepJudge and Thomson Reuters (HighQ, with a CoCounsel Legal connector previewed). The post names firm work with Sullivan & Cromwell (agreement analyser), Ropes & Gray (diligence verification) and Wachtell.

Significance
High
Source type
Vendor Announcement
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Sullivan & Cromwell on Panorama

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