The Legal Stack
Independent LegalTech Analysis
Research Briefings

Research briefings

Original, data-driven reports on how the legal industry is adopting — and governing — AI. Reader-funded and conflict-free.

No. 096
10 min
The Legal AI Transactional Associate Workflow Audit 2026: What Mid-Level Associates at AmLaw 200 Firms Are Actually Using AI For, How Much Time It's Saving, and Where the Supervision Structure Is Failing to Keep Up

This briefing synthesizes findings from a structured survey of 150 third-through-fifth-year transactional associates across 20 AmLaw 200 firms, conducted between October and December 2025, with follow-up interviews completed in January 2026. Participating firms included representation from the M&A, private equity, technology transactions, and commercial real...

September 17, 2026
No. 095
10 min
The Legal AI In-House vs. Outside Counsel Trust Gap Report 2026: How Corporate Legal Departments Are Assessing the Reliability of AI-Generated Work Product Differently Depending on Whether It Was Produced Internally or by Outside Firms — and What That Asymmetry Means for Relationship Dynamics

A measurable and largely unacknowledged asymmetry has taken root in how corporate legal departments evaluate AI-assisted work product. When an associate general counsel reviews a contract summary produced by her own team using Harvey or Microsoft Copilot, she applies a materially different standard of scrutiny...

September 09, 2026
No. 094
10 min
The Legal AI Insurance Market Response Report 2026: How Legal Malpractice, Cyber, and Professional Liability Carriers Are Actually Underwriting AI-Related Risk at Law Firms and Legal Departments

The legal AI insurance market has reached an inflection point. After two years of watching quietly while law firms and legal departments deployed generative AI tools at scale, major professional liability carriers entered Q3 2026 with materially revised underwriting questionnaires, new exclusion language embedded in...

September 06, 2026
No. 093
10 min
The Legal AI 'Explainability Gap' Report 2026: What Law Firms and Legal Departments Can and Cannot Get Their AI Vendors to Tell Them About How a Specific Output Was Generated

A structural accountability problem is quietly reshaping legal AI procurement. Law firms and corporate legal departments are deploying large language model-based tools at scale — for contract analysis, legal research, due diligence, brief drafting, and litigation support — while operating under a fundamental information asymmetry:...

September 03, 2026
No. 092
10 min
The Legal AI Energy and Infrastructure Sector Adoption Report 2026: How Project Finance, Regulatory Permitting, and Grid Development Legal Teams Are Using — and Avoiding — AI Tools in the Most Document-Intensive Practice Group Nobody Talks About

Energy and infrastructure legal teams sit at the intersection of the most document-intensive, jurisdiction-fragmented, and technically specialized practice areas in corporate law. Project finance counsel managing utility-scale solar transactions routinely process interconnection agreements, power purchase agreements, environmental impact statements, and state utility commission orders simultaneously...

August 31, 2026
No. 091
10 min
The Legal AI Agentic Task Boundary Report 2026: What Law Firms and Legal Departments Are Actually Permitting AI Systems to Do Autonomously — and Where the Human-in-the-Loop Lines Are Being Drawn

Based on structured survey of 157 law firms and legal departments, supplemented by 23 vendor interviews and review of 41 published AI governance policies

August 28, 2026
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