The Legal AI Index
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№ 01 · Tier 1 · Magic Circle and Top 10Developer

A&O Shearman

First mover. Harvey partnership evolved into co-development and revenue-sharing.

Platforms in use
Harvey
Proprietary tools and programmes
  • ContractMatrix

    Launched Dec 2023 with Harvey and Microsoft. ~2,000 lawyers use daily. Saves ~7 hours per contract review (~30% efficiency gain). Available on Azure Marketplace and licensed externally to clients.

  • aosphere

    Long-standing subscription business providing cross-border legal solutions.

  • Fuse

    Innovation hub (est. Sept 2017). 1,400+ applications, 90+ businesses supported, cohort companies raised $1.5bn+ collectively. 8 of 12 legal tech tools in A&O's toolkit come from Fuse alumni. 10th cohort opens May 2026.

ALSP & NewLaw arm
Peerpoint
Flexible resourcing
Launched 2013Led by Carolyn Aldous (CEO)

Flexible/consultant lawyer resourcing platform matching senior freelance lawyers with clients on interim assignments. US launched 2019. (Separately, A&O's aosphere subscription business was spun out in Feb 2024, with the firm retaining a minority stake.)

Visit Peerpoint
What is happening
  • ·First law firm Harvey adopter (Dec 2022). 4,000+ staff across 43 jurisdictions.
  • ·April 2025: partnership evolved into co-development and revenue-sharing for agentic AI tools (antitrust filing analysis, cybersecurity, fund formation, loan review). A&O shares in software revenue.
  • ·ContractMatrix saving ~7 hours per contract review at scale.
Verdict

The benchmark. Revenue-sharing with Harvey is a genuine business model shift. A&O is now a software co-developer, not just a customer.

Sources