What Eve does

Eve (legal entity: Butler Labs, Inc.) is an AI-native legal technology platform purpose-built exclusively for plaintiff-side U.S. law firms. Founded in 2020 and headquartered in San Francisco, the company sells EveOS, an AI operating system for plaintiff law that unifies case, attorney, and financial data and orchestrates a suite of integrated modules: Eve Atlas (self-updating structured case data layer), Eve Intake (24/7 AI voice intake agent in 28+ languages), Eve Agents (autonomous intake, casework, and communications agents), Eve Auditor (nightly case-by-case anomaly detection across TBI, MRI, mass tort, permanent impairment, SSDI, and insurance/liability), Eve Research (verified legal research with treatment status and Bluebook citations), Eve Analyst (natural-language firm intelligence), and specialty drafting tools (Demand Letters, Medical Overviews, Drafting, Propounding/Responding Discovery).

The platform is built on Anthropic's Claude foundation models, hosted on AWS in the United States, and delivered as a multi-tenant SaaS application with organization/user/workflow-level data isolation. Eve is SOC 2 Type 2 certified and HIPAA-compliant, and claims to be the first legal AI to hold SOC 2 Type 2. The architecture is a closed loop that ingests only firm-uploaded records and the firm's Central Library (statutes, AMA Guides, prior pleadings, medical literature), generates source-cited outputs with no open-internet training and no cross-matter data sharing, and exposes APIs and Model Context Protocol (MCP) plugins for firm-specific integrations.

Eve monetizes through a quote-based annual SaaS subscription (third-party benchmarks at $100–$300 per user per month) sold via a sales-led motion targeting all five major plaintiff practice areas: personal injury, labor & employment, workers' compensation, medical malpractice, and Social Security Disability. Customers range from solo practitioners to multi-office firms (e.g., Mike Morse, Frontier Law Center, James Scott Farrin, Smith Clinesmith, Gordon & Partners, Jeffrey Glassman Injury Lawyers, Ricci Law, Freeburg & Granieri, Ghaffari Law, Haydon Blackmon Law). Eve integrates natively with the dominant plaintiff-law CMS stack (Clio, Litify, Filevine, SmartAdvocate, Lead Docket, Growpath) and phone systems (RingCentral, Zoom Phone, Dialpad), and supplements direct sales with content marketing, an active webinar series, the Torties Awards for PI advertising, and a customer referral program. The company is venture-backed with approximately $164M raised across a $14M seed (Lightspeed/Menlo, October 2023), $47M Series A (a16z-led, January 2025), and $103M Series B (Spark Capital-led, September 2025) at a $1B+ valuation.

Name

Eve

Legal name

Butler Labs, Inc.

Website

https://eve.legal

Company type

Private

Founded year

2020

Operating status

Operating

Headcount range

1–10 employees

Short description

Eve is an AI-native legal tech platform purpose-built for plaintiff-side U.S. law firms, offering EveOS—an operating system that automates intake, drafting, discovery, communications, auditing, and case analysis across personal injury, workers' comp, employment, med mal, and SSDI practices.

Ownership category

akta.pro rank

Product category

Legal Practice Management Software

NAICS

Computer Systems Design Services (541512), Custom Computer Programming Services (541511), Software Publishers (5132)

SIC

Services-Prepackaged Software (7372), Services-Computer Programming, Data Processing, Etc. (7370), Services-Computer Integrated Systems Design (7373)

akta.pro primary industry

Enterprise Architecture & IT Operating Model (BPAHAEAB)

akta.pro secondary industry

IT Operations Management (ITOM) Platforms (HDAEALAC)

Keywords

• Legal AI software
• Plaintiff law platform
• Case management automation
• Legal document drafting
• AI intake services

Headquarters

HQ city

San Francisco

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Software

Cost components

Technology or R&D, Personnel, Marketing or Sales, Infrastructure, Operations

Revenue model

1. Eve Legal platform subscription (EveOS): Recurring SaaS subscription to the EveOS platform (Analyst, Intake, Agents, Research, Auditor, Atlas) for plaintiff law firms. Pricing is quote-based / not publicly disclosed; third-party benchmarks place per-user pricing in the $100–$300 per user per month range depending on features, team size, and contract structure. Bundled modules (e.g., Legal Research) are described as included in the base price with no additional cost.
2. Land-and-expand across the case lifecycle: Land at one or a few use cases (intake, medical chronologies, demand letters) and expand across the full case lifecycle and across practice areas as the firm adopts more agents, more modules (Auditor, Analyst, Atlas), and more practice-area-specific blueprints. Dedicated customer success/onboarding drives expansion; firm-level engagement often spans hundreds of users.
3. Branding / awards sponsorship: Branding and category-building revenue signal: Eve hosts the Torties Awards for best personal injury advertising, a sponsored thought-leadership presence, and an active webinar program that supports demand generation and brand authority in the plaintiff law market.

Pricing tiers

Go-to-market motion3 records

Distribution channels5 records

Marketing channels10 records

Core offering

EveOS is an AI-native operating system for plaintiff law firms that automates the full case lifecycle, from 24/7 client intake and live retainer signing through medical chronologies, demand letters, discovery, drafting, and litigation, on a self-updating case data layer (Eve Atlas). It is built on Anthropic's Claude, delivered as multi-tenant SaaS hosted on AWS, and is SOC 2 Type 2 and HIPAA compliant. Customers access it via a sales-led motion with custom firm-specific blueprints configured during onboarding.

Product overview

Eve (by Butler Labs, Inc.) offers a platform-plus-modules architecture centered on EveOS, the AI-native operating system for plaintiff law firms. EveOS unifies case, attorney, and financial data and orchestrates the company's modular products: Eve Intake (including the AI Voice Agent) for 24/7 client capture and live retainer signing, Eve Agents for proactive autonomous casework (intake, casework, and communications agents), Eve Auditor for nightly case-by-case anomaly detection, Eve Atlas as the self-updating structured case data layer, Eve Research for verified legal research, and Eve Analyst for firm-wide operational intelligence. Surrounding these are specialty drafting and case-lifecycle capabilities (Medical Overviews, Demand Letters, Drafting, Propounding Discovery, Responding to Discovery) and dedicated practice-area offerings for Personal Injury, Labor & Employment, Medical Malpractice, Workers' Compensation, and Social Security Disability.

Differentiator

Problem solved

Functional benefit

Brands

• EveOS: AI-native operating system for plaintiff law firms, including Eve Analyst, Eve Atlas, Eve Communication Agents, and Eve Research as constituent products.
• Eve Atlas
• Eve Analyst
• Eve Communication Agents
• Eve Research
• Eve 2.0

Products and services

• EveOS
• Eve AI Intake
• Eve Comms Agent
• Eve Agents
• Eve Auditor
• Eve Research
• Eve Analyst
• Eve Atlas

Quantifiable outcome

• Up to 3x attorney capacity and 30% higher settlement values; 20+ hours saved per attorney per week
• +10 more outcomes

Named customers37 records

Segments8 records

Ideal customer profiles7 records

Technology focussed Yes

API detail

Has API

Yes

API docs

API detail

Core technology

AI maturity

App detail

Integration11 records

AI capability14 records

Feature9 records

Scale indicators16 records

Recent moves6 records

Expansion highlights8 records

Market position

Strengths5 records

Weaknesses5 records

Competitive moat7 records

Key highlights7 records

Customer concentration

• Xx.com/evelegalai
• LinkedInlinkedin.com/company/posts
• Instagraminstagram.com/eve.legal.ai
• Facebookfacebook.com/profile.php

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles3 records

Funding overview

Funding rounds3 records

Investors4 records

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Eve