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Kira Systems

  • What it is:Kira Systems is an AI-powered machine learning software platform, now part of Litera, that automates contract review, analysis, and information extraction for law firms and enterprises.
  • Best for:Large law firms (AmLaw 100), Corporate legal departments, Big 4 accounting firms
  • Pricing:Starting from Custom quote
  • Rating:85/100Very Good
  • Expert's conclusion:Kira is the gold standard for Enterprise Legal Teams that require high-quality, scalable contract review with proven accuracy and workflow integration capabilities.
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Reviewed byMaxim Manylov·Web3 Engineer & Serial Founder

What Is Kira Systems and What Does It Do?

Legal Technology Company Kira Systems offers an artificial intelligence (AI) powered contract review and analysis system; using machine learning based algorithms to extract and analyze data from contracts and documents. Founded in 2011 and based in Toronto, Ontario, Canada, Kira Systems provides legal technology services to law firms, corporations and professional service firms for due diligence, regulatory compliance and managing contracts. In August 2021, Kira Systems was purchased by Litera and today operates as one of many legal technology products offered by Litera.

Acquired
📍Toronto, Ontario, Canada
📅Founded 2011
🏢Subsidiary
TARGET SEGMENTS
Law FirmsCorporationsProfessional Service Firms

What Are Kira Systems's Key Business Metrics?

💵
$19.1M - $28.1M
Revenue
📊
$50M
Total Funding
🏢
48-114
Employees
👥
15,000+ (via Litera)
Customers
📊
90+ (via Litera)
Countries

How Credible and Trustworthy Is Kira Systems?

85/100
Excellent

A leading provider of legal technology with a proven track record of successfully implementing its technology to thousands of customers world wide through Litera with substantial financial backing and a lengthy operational history prior to being acquired by Litera.

BREAKDOWN
Product Maturity95/100
Company Stability90/100
Security & Compliance85/100
User Reviews80/100
Transparency75/100
Support Quality85/100
TRUST SIGNALS
Acquired by Litera (2021)$50M total fundingPowers 15,000+ customers in 90+ countries via LiteraProven in M&A due diligence and contract management

What is the history of Kira Systems and its key milestones?

2011

Company Founded

Founded in Toronto, Canada by Noah Waisberg, a former associate at Weil Gotshal, to use machine learning to assist in contract analysis.

2018

Series A Funding

Received $50 million in funding lead by Insight Venture Partners to fund accelerated development of its AI and support growth.

2021

Acquired by Litera

Was acquired by Litera Microsystems in August 2021, and will be integrated into the suite of legal technology offerings provided by Litera.

Who Are the Key Executives Behind Kira Systems?

Noah Waisberg— Co-founder
Former associate at Weil Gotshal & Manges who developed Kira Systems to enable automation of contract review using AI and machine learning.
Joey Benedek— Senior Vice President, Product
Key contributor to the development of Kira Systems' AI contract analysis platform and has responsibility for defining its future direction.

What Are the Key Features of Kira Systems?

✨
AI Contract Extraction
Provides automated extraction of key terms and clauses along with data from contracts using pre-developed machine learning models.
✨
Due Diligence Automation
Enables the rapid completion of M&A, leasing and regulatory compliance reviews by automatically processing thousands of documents with high accuracy.
✨
No-Code Machine Learning
The user interface is easy to use and does not require any consulting or technical knowledge to train custom extraction models for each customer.
✨
Lease Abstraction
Offers specialized capabilities for extracting critical lease terms and provisions on a large scale.
✨
Text Analytics
Offers advanced natural language processing (NLP) for contract management, populating databases and identifying risks.
✨
Enterprise Scalability
Can handle large numbers of documents for law firms and corporations with the ability to integrate with their legal workflow processes.

What Technology Stack and Infrastructure Does Kira Systems Use?

Infrastructure

Cloud-based enterprise infrastructure via Litera

Technologies

JavaScriptHTMLMachine LearningAI/NLP

Integrations

Litera SuiteLegal WorkflowsDocument Management Systems

AI/ML Capabilities

Proprietary machine learning models for contract analysis, text extraction, due diligence automation, and legal document processing

Based on company profiles; specific stack details limited post-acquisition

What Are the Best Use Cases for Kira Systems?

Law Firms - M&A Teams
Due Diligence Review: 10 times faster, with automated review of transaction documentation and identification of key risk factors and contractual terms
Corporate Legal Departments
Contract Portfolio Analysis: Enables compliance oversight and renewal management for thousands of contracts
Real Estate/Lease Management
Lease Abstraction: Scales critical financial elements, dates, and contractual obligations from multiple property leases
Compliance Officers
Regulatory Risk & Compliance Clauses: Customizable ML Models Identify Risks Across Thousands of Contracts
NOT FORSolo/Small Law Practices
Overkill for Low-Volume Needs; Better Suited for Simpler Tools Without Enterprise-Level ML Capabilities
NOT FORNon-Legal Document Processing
Not Optimized for General Documents Outside of Agreements/Contracts; Legal Contract Specialist

How Much Does Kira Systems Cost and What Plans Are Available?

Pricing information with service tiers, costs, and details
☐Service$CostℹDetails🔗Source
Standard SubscriptionCustom quoteTailored based on organization size, number of users, and specific needs. Reports indicate approximately $420 per user per month.Third-party comparison sites
EnterpriseCustom quoteCustom pricing for large law firms and corporate legal departments with high-volume review needs.Official site and reviews
Standard SubscriptionCustom quote
Tailored based on organization size, number of users, and specific needs. Reports indicate approximately $420 per user per month.
Third-party comparison sites
EnterpriseCustom quote
Custom pricing for large law firms and corporate legal departments with high-volume review needs.
Official site and reviews

How Does Kira Systems Compare to Competitors?

FeatureKira SystemsContractCrabBlackboilerLitera Kira (Generic)
Core FunctionalityAI contract review, 1400+ fields, 90%+ accuracyAI contract analysis for business contractsAI contract reviewAI contract review
Pricing (starting price)$420/user/month (reported)$30/user/monthCustom (cost-focused)Custom
Free Tier AvailabilityNoNoNoNo
Enterprise Features (SSO, audit logs)Yes (governance controls)PartialYesYes
API AvailabilityYes (Open API)NoYesYes
Integration CountHighQ, Intralinks, Litera TransactLimitedMultipleLitera ecosystem
Support OptionsEnterprise supportStandardStandardEnterprise
Security CertificationsEnterprise-gradeBasicYesYes
Core Functionality
Kira SystemsAI contract review, 1400+ fields, 90%+ accuracy
ContractCrabAI contract analysis for business contracts
BlackboilerAI contract review
Litera Kira (Generic)AI contract review
Pricing (starting price)
Kira Systems$420/user/month (reported)
ContractCrab$30/user/month
BlackboilerCustom (cost-focused)
Litera Kira (Generic)Custom
Free Tier Availability
Kira SystemsNo
ContractCrabNo
BlackboilerNo
Litera Kira (Generic)No
Enterprise Features (SSO, audit logs)
Kira SystemsYes (governance controls)
ContractCrabPartial
BlackboilerYes
Litera Kira (Generic)Yes
API Availability
Kira SystemsYes (Open API)
ContractCrabNo
BlackboilerYes
Litera Kira (Generic)Yes
Integration Count
Kira SystemsHighQ, Intralinks, Litera Transact
ContractCrabLimited
BlackboilerMultiple
Litera Kira (Generic)Litera ecosystem
Support Options
Kira SystemsEnterprise support
ContractCrabStandard
BlackboilerStandard
Litera Kira (Generic)Enterprise
Security Certifications
Kira SystemsEnterprise-grade
ContractCrabBasic
BlackboilerYes
Litera Kira (Generic)Yes

How Does Kira Systems Compare to Competitors?

vs ContractCrab

Kira Systems is designed for large law firms and enterprises that require highly customized workflows and have high accuracy requirements (90%+). Kira provides superior AI accuracy using 1,400+ proprietary fields while also being more expensive and having greater complexity in the onboarding process. In contrast, ContractCrab is targeted towards small to medium sized businesses and startups that require simple, fast setup, and are looking for a lower-cost solution.

Kira is best suited for high-risk enterprise level contract review. ContractCrab is ideal for smaller teams working within a budget.

vs Blackboiler

While both companies provide AI-based contract review, Kira emphasizes the ability to extract all clauses from a contract using 1,400+ proprietary fields and uses a hybrid approach to AI. BlackBoiler provides a competitive combination of cost and feature balance. Kira is designed for the largest law firms globally that require governance control over their technology usage. BlackBoiler is designed for those who want to save money.

Choose Kira when you need high accuracy in your large-scale reviews. Choose BlackBoiler when you are making decisions based on cost.

vs Litera Ecosystem Tools

Kira can integrate with other Litera products such as Transact and Lito AI Agent to enable end-to-end workflows. Because Kira is integrated into the larger Litera ecosystem, it has an advantage over standalone tools, which are primarily targeted towards the AmLaw 100 firms and Big 4 Accounting Firms.

Choose Kira if you are already working within the Litera ecosystem. Otherwise choose ContractCrab or another tool for isolated contract analysis.

What are the strengths and limitations of Kira Systems?

Pros

  • 90%+ Accuracy for Extracted Elements Using 1,400+ Proprietary Fields Trained by Lawyers Over a Decade.
  • 70% of Top 50 Global Law Firms Trust us — battle-tested for high volume review.
  • Hybrid AI Architecture — Precise Proprietary Models + Optional GenAI Summaries
  • End-to-End Workflows — Collaboration, Governance, Integrations Built In
  • Scalable For Enterprises — Handles Complex Legal Documents w/ Visualization Tools
  • Includes Lito AI Agent — Automation in Word, Outlook & Web at No Additional Cost
  • Open API & Exports — Integrates With DMS, Exports To Word/Excel/Pdf

Cons

  • High Cost — Approximately $420/ User / Month — Premium Pricing Only for Large Enterprise
  • Custom Pricing Only — No Clear Tiers; Must Contact Sales Team
  • Significant Setup Required — Deep Customization Requires Technical Expertise
  • Steep Learning Curve — Time Required to Master Full Capabilities
  • Complexity of Integration — Setup Can Be Challenging with Existing IT Infrastructure
  • Not Ideal for Small Firms — Investment Too Great for Low Volume Needs
  • Free Tier Not Listed — Lack of an Affordable Entry Point for Testing

Who Is Kira Systems Best For?

Best For

  • Large law firms (AmLaw 100) — Trusted By 70% Of Top 50 Global Firms; Scales High Volume Review w/ 90%+ Accuracy
  • Corporate legal departments — Simplifies Compliance And Deal Cycles Using Governance First AI and Integrations
  • Big 4 accounting firms — 2 of the Big 4 Use it for Transactional Precision on Contract Intelligence
  • Enterprise legal teams with complex workflows — Over 1,400 AI Fields; Uses Hybrid AI for Sophisticated Extraction
  • Teams using Litera ecosystem — Smoothly Integrates with Transact, HighQ, Lito for Connected Workflows

Not Suitable For

  • Startups and small law firms — High Custom Pricing ($420/user/month) is not Justified for Low Volume; Consider ContractCrab at $30/month
  • Solopreneurs or tiny teams — Designed as a Business Tool for Complex Enterprise; Choose Simpler AI-based Tools for Basic Contract Review (e.g., basic AI-based contract reviewer)
  • Budget-conscious SMBs — Premium Pricing does Not Offer a Free Tier Option; Choose More Affordable Alternatives such as ContractCrab
  • Non-legal business users — Provides Legal-Specific Depth and Learning Curve; General Contract Tools are Better Suited for Simplicity

Are There Usage Limits or Geographic Restrictions for Kira Systems?

Pricing Model
Custom subscription only, no public tiers
User Scale
Tailored for enterprises and large firms, not optimized for small teams
Customization
High but requires significant technical setup
Free Tier
Trial
Free trial available per third-party reports
Integrations
Open API available, but setup complexity varies
Document Types
Optimized for legal contracts across 40+ substantive areas
AI Fields
1400+ proprietary fields for extractions

Is Kira Systems Secure and Compliant?

Governance-First AIFlexible governance controls with GenAI toggle on/off for risk mitigation
Hybrid AI PrecisionProven proprietary models ensure repeatable, accurate extractions for compliance
Enterprise IntegrationsSecure connections with HighQ, Intralinks, Litera Transact via Open API
Data Visualization & ExportCentralized platform with secure export to Word, Excel, PDF; audit-ready
Legal Collaboration WorkflowsBuilt-in tools for team review with access controls and progress tracking
Trusted by Global FirmsUsed by 70% top 50 law firms and Big 4, implying enterprise-grade security

What Customer Support Options Does Kira Systems Offer?

Channels
Available via Litera support portalBusiness hours for enterprise customers24/7 self-service access to tickets and knowledge base
Hours
Business hours (Mon-Fri, 9am-6pm ET), 24/7 for critical enterprise issues
Response Time
<24 hours for standard tickets, <4 hours for priority enterprise support
Satisfaction
High satisfaction noted in legal industry reviews for accuracy and reliability
Specialized
Dedicated support for legal teams with expertise in contract review workflows
Business Tier
Priority queues and dedicated managers for large law firms and enterprises

What APIs and Integrations Does Kira Systems Support?

API Type
Open API for custom integrations and data exchange
Authentication
API keys and OAuth for secure access
Webhooks
Supported for real-time notifications on review completion and extractions
SDKs
No official SDKs; RESTful API with OpenAPI documentation
Documentation
Comprehensive guides available through Litera developer portal
Integrations
Native with HighQ, Intralinks, Litera Transact; data room and DMS support
SLA
99.9% uptime for enterprise, with monitoring via status page
Rate Limits
Tiered limits based on plan; scalable for high-volume due diligence
Use Cases
Bulk data import/export, workflow automation, custom extraction triggers

What Are Common Questions About Kira Systems?

Kira is a hybrid-AI system utilizing over 1,400 proprietary models trained on over millions of documents to achieve an accuracy rate of 90% or better in identifying, extracting and analyzing clauses. Kira allows users to upload large quantities of documents at once, classify those documents, create summaries and collaborate with other users all through one platform. Users can also toggle GenAI features such as chat and smart summaries to add additional insight into their findings.

Kira utilizes a tiered pricing model to accommodate both small firms and large corporations/enterprises. The specific cost for using Kira requires contacting Litera sales to obtain a quote. Kira also offers demo versions and trial periods allowing potential clients to evaluate its performance prior to committing to purchasing the software.

Kira’s hybrid-AI system has been designed with governance first principles that have achieved an accuracy rate of 90% or greater across 1400 different legal fields. Unlike general LLMs (Large Language Models) that are prone to hallucinations, Kira’s system has been engineered to provide reliable results for critical legal due diligence. Due to this reliability, Kira is used by 70% of the world’s largest law firms for their most critical reviews.

Yes, Kira does allow users to control access to GenAI functionality through toggle options and compliance ready security controls. As a result of being part of Litera, Kira has met all applicable enterprise standards (including SOC 2). Additionally, the data processed by Kira remains contained within your organization's controlled environment and includes audit trail functionality.

Kira currently integrates with HighQ, Intralinks, Litera Transact and data rooms through the Open API. Kira also exports data to Word, Excel and PDF formats to seamlessly integrate with workflow systems. In addition, Kira allows users to upload multiple files at once and automatically deduplicate duplicate entries.

Litera offers support to users through a variety of channels including email, telephone and online portals, as well as providing legal expertise to users. Enterprise users receive priority service and dedicated managers. Litera also provides extensive documentation and training materials for users.

Yes, Litera offers complimentary demo versions and trial periods of Kira to allow potential clients to evaluate its accuracy on their own documents. To schedule a demo version or trial period, contact Litera sales. A demo version/trial period is suitable for testing high volume review capability.

Best suited for organizations that utilize structured legal workflows. Training will likely be required if users wish to utilize custom fields. Price quotes are unavailable until contacted by sales personnel. Primary language support is provided for English. Multi-language support is available however Kira is optimized for use in common jurisdictions.

Is Kira Systems Worth It?

Kira by Litera is an industry leading AI contract intelligence tool that provides a 90% + accurate contract review using hybrid AI architecture and is used by 70% of the world’s top law firms. The application is ideal for high volume contract reviews (due diligence) related to M & A transactions, Real Estate and Finance and can reduce review times by up to 50% and minimize risk. Due to the mature nature of the technology combined with the ability to have governance controls in place to protect your company's data, it is positioned as enterprise ready for use by legal teams.

Recommended For

  • Large law firms and Am Law 100 firms involved in M & A due diligence
  • Corporate legal departments that need to have their contracts reviewed at a compliance level
  • Lawyers practicing in finance, real estate and intellectual property who are involved in transactional work.
  • Contract review teams looking to increase the efficiency of their contract analysis without adding additional head count.

!
Use With Caution

  • Small firms with limited volumes of contracts – compare return on investment versus cost.
  • Non-legal teams – very specialized for contract workflows.
  • Users who require immediate processing – optimized for batch reviews.

Not Recommended For

  • Solo practitioners operating under budget constraints who do not have a high volume of deals.
  • General document AI needs – focused on reviewing legal contracts.
  • Users who wish to perform the review themselves but are not legally trained – requires domain specific knowledge.
Expert's Conclusion

Kira is the gold standard for Enterprise Legal Teams that require high-quality, scalable contract review with proven accuracy and workflow integration capabilities.

Best For
Large law firms and Am Law 100 firms involved in M & A due diligenceCorporate legal departments that need to have their contracts reviewed at a compliance levelLawyers practicing in finance, real estate and intellectual property who are involved in transactional work.

What do expert reviews and research say about Kira Systems?

Key Findings

Kira provides 90% + accurate contract review utilizing a hybrid AI engine that has been trained on over 1 million documents and 45,000 attorney hours and has been utilized by 70% of the world’s largest law firms for due diligence in M & A and other matters. Kira provides features such as 1400+ field extraction, gen AI chat and summaries, workflows and integrations with High Q. Kira scales from small firms to large corporations, reducing review times up to 50% and is now part of Litera with battle tested precision.

Data Quality

Good - detailed info from Litera site and reviews; limited public data on pricing/support specifics requiring sales contact. Strong validation from legal industry usage stats.

Risk Factors

!
Pricing is not transparent and is based on a sales model.
!
Has been acquired by Litera – may alter future roadmap.
!
Is designed specifically for legal contracts and is less flexible when reviewing non-contract documents.
!
Requires user training to utilize custom fields.
Last updated: February 2026

What Additional Information Is Available for Kira Systems?

Market Leadership

Used by 70% of the world’s top 50 law firms, 64% of the am law 100 and 84% of the top 25 M & A firms. Reviews over 450k+ documents per month with 90% + accuracy in 40+ practice areas.

AI Foundation

For more than ten years it has been built upon 1 million plus documents as well as 45,000 plus lawyer hours. Hybrid AI is an integration of proprietary AI technology combined with optional GenAI for chat and summary capabilities that can be turned off for compliance purposes.

Company Background

It was purchased by Litera and will now be integrated into a full legal tech stack with its other products, including Transact and HighQ. The company focuses on high-accuracy for high-risk reviews in M&A, real estate, and finance.

Customer Wins

Due to the companies ability to quickly provide results in telecom due diligence as well as train junior attorneys, it has received praise for its ability to save clients time, money, and reduce their risk exposure, regardless of firm size.

Lito AI Agent

An AI-based bundle of legal agents automatically performs various tasks within Microsoft Word and Outlook and on the web and assists in the everyday workflow of users while also providing the same quality of contract review as its competitors.

What Are the Best Alternatives to Kira Systems?

  • •
    Legly: AI-based contract review with excellent GenAI based summarization and risk flagging capabilities. Although Kira may have higher accuracy levels for more complex fields of study, this application provides fast and low-cost results for small businesses (legly.io).
  • •
    ContractPodAi: Contract lifecycle management platform with AI-based extraction and contract portfolio management. As compared to Kira’s focus on contract review, this product has a more comprehensive set of repository-based tools, making it best suited for large corporations to manage entire portfolios of contracts (contractpodai.com).
  • •
    eBrevia: AI-based M&A due diligence tool utilizing custom machine learning to identify relevant information. This tool appears to be comparable in accuracy to Kira and may have a lower cost; thus it is best suited for M&A buy-side deal teams who are focused on identifying key information within contracts (ebrevia.com).
  • •
    ThoughtRiver: AI-based contract review tool which provides real-time risk scoring during negotiations. This product allows for much quicker iteration through contract reviews than Kira’s batch processing method and is geared toward in-house counsel reviewing sales agreements (thoughtriver.com).
  • •
    DocJuris: AI-based contract drafting and review tool with collaborative editing capabilities. This tool is much more affordable and user-friendly than many other applications, such as Kira, which are designed for use in larger enterprises; thus it is best suited for use by startup and small business legal departments (docjuris.com).

What Legal Ai Capabilities Does Kira Systems Offer?

Contract Review & Analysis

AI-based identification and extraction of more than 1400 clause and data points across 40 plus substantive subject matter areas including M&A, real estate, finance, IP, and employment law

Due Diligence

AI-based automated document review for high volume M&A transactions, litigation preparation and corporate transactional matters.

Document Classification & Grouping

Uses unsupervised/supervised machine learning to group similar documents based on their content (type, language, etc.) and to group similar amendments together.

Clause Summarization

Generates summary reports of key data points and clause summaries in a readable format for executives and other stakeholders to quickly understand the details of the agreement.

Data Aggregation & Visualization

Creates searchable databases that allow users to create heat maps, charts, and provide a visual way to track progress as it relates to provisions in agreements.

Chat with Contracts

Provides natural language search capabilities to allow users to easily ask questions and get answers through linked citations, while maintaining complete transparency in how those answers were derived.

What Are Kira Systems's Contract Analysis Metrics?

90%+
Accuracy Rate
1,400+
Smart Fields
450,000+
Monthly Documents Processed
100+
Languages Supported
50+
Contract Types
Up to 50%
Time Savings

What Is Kira Systems's Compliance Coverage Status?

Practice AreaCoverageKey Features
M&A Due DiligenceFullRisk identification, clause extraction, deviation analysis
Banking & FinanceFullProvision frequency analysis, relationship mapping
Real EstateFullLease agreement review, obligation tracking
Corporate/CommercialFullMSA/SOW review, template comparison
IP AgreementsFullLicensing terms, assignment provisions
Employment LawFullCompensation, non-compete, termination analysis

What Supported Jurisdictions Does Kira Systems Support?

Global (100+ Languages)United StatesUnited KingdomEuropean UnionCanadaAustralia

What Document Types Supported Does Kira Systems Offer?

M&A Agreements

Analyzes due diligence documentation and conducts representation & warranty analyses.

Lease Agreements

Identifies risks, tracks obligations, identifies terms.

Commercial Contracts

Allows users to group and compare multiple Master Services Agreements (MSA's), Statements of Work (SOW's) and amendments to them.

Finance Agreements

Performs covenant and event of default analysis and provides provision-by-provision comparisons.

IP Licensing

Reviews royalty terms, assignment rights, and technology transfer terms in an agreement.

Employment Contracts

Examines compensation structures, restrictions, and termination conditions found in agreements.

What Is Kira Systems's Security Certifications Legal Status?

GenAI controls with toggle on/off functionality
45,000+ lawyer hours of training data
Enterprise security standards
Data handling preserves legal privilege
Reduces risk in high-stakes reviews

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