Legal research
Search US case law, statutes, regulations, and agency guidance manually or with an AI research agent. Open the cited sources to check whether they support your argument.
Explore the platformAbout Midpage
Midpage is a legal research platform and data provider that helps litigators and legal technology teams research, verify, and draft with US primary law.
- Founded
- 2022
- Law firms using Midpage or integrations
- 300+
- Headquartered in
- New York
What Midpage does
Drafting and cite checking
Draft briefs and memos from research and uploaded documents, or check a draft’s citations. Use the AI citator to examine how later courts have treated an opinion.
See research and drafting examplesLegal research in Claude, ChatGPT, and Perplexity
Bring case law, statutes, and regulations into your conversation, with links back to the sources.
Connect Midpage to
Legal data for developers
Access legal data and retrieval tools through APIs, MCP, or a database connection. Use them to add research capabilities to your own application.
Explore data accessWhat makes Midpage different
16M+ metadata-rich published and unpublished opinions
Legal data built for lawyers and AI agents, covering court opinions plus statutes and regulations from all 50 states. We check for coverage gaps and collect missing opinions. Read and research on Midpage, or access the same data through APIs and AI integrations.
How we approach data qualityAn AI citator with supporting evidence
See how later courts have treated an opinion, with supporting reasoning and quotations. Review treatment in Midpage or access it through the citator API.
Explore the citator APIResearch in your existing AI assistant
Midpage offers both a standalone research platform and integrations for Claude, ChatGPT, and Perplexity. Choose the interface that fits your workflow.
See the ChatGPT integrationPublished prices and a monthly option
Professional is $100 per seat per month, or $80 per month billed annually ($960 per year), before tax. See our Westlaw and Lexis comparison for pricing, AI features, and coverage.
Compare Midpage, Westlaw, and LexisA data supplier to other legal and AI products
More than 300 law firms use Midpage or its integrations. Perplexity, Litera, Noxtua, and BriefCatch also use our legal data in their products.
Meet our data customersWho uses Midpage
Solo attorneys and litigation boutiques
Research authorities, prepare briefs, and check citations across active matters.
Litigation teams at midsize and large law firms
Use source-linked research in Midpage or in the AI assistants their teams already work with.
US law students and faculty
Learn and teach legal research with an academic plan that requires proof of current enrollment or employment at a US law school.
Legal technology and AI product teams
Integrate primary-law data, search, and retrieval into software through APIs, MCP, or database access.
The team behind Midpage
Otto Zastrow founded Midpage in 2022 after working in AI and law at ETH Zurich. Our team combines litigation experience, legal-data research, and software engineering.
Otto Zastrow
Founder, CEO
Founded a computer vision robotics company, then shifted into AI and law work at ETH Zurich before starting Midpage.
LinkedIn
Ben Hoffner-Brodsky
Head of Data
Studied economics at Harvard, did research at the World Bank, and previously founded a VC-backed legal research company in India.
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James Curbow
Head of Product
Started as a paralegal at Cravath, then attended Fordham Law and practiced litigation at Greenberg Traurig in New York.
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Enes Yalcin
Software Developer
Studied at TUM, worked at Celonis and briefly at Google, then built his own startup before joining Midpage.
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Nitesh Daryanani
Counsel
Berkeley trained lawyer. Previously a litigator at Latham, MoFo, and a boutique in San Francisco.
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Zach Werkhoven
Software Developer
Has a Harvard PhD in molecular and cellular biology and later worked in data science and analytics platform engineering.
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Rilton Franzone
Software Developer
Has contributed to open source and startups since high school, most recently at an a16z-backed fintech company.
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Magnus Reeves
Software Developer
Previously at YC-backed Avallon. Built core backend systems at Manulife. Studied software engineering at Western University.
LinkedInHow Midpage works
Choose where to work
Create a Midpage account to start a two-week free trial. Use the web platform or follow the setup guide for your preferred AI assistant.
View plans and start a trialResearch, review, and draft
Ask a legal question, run a search, or upload a document to begin. Review the retrieved authorities and citation treatment, then use that research to develop your draft.
Browse example workflowsTalk with the Midpage team
Use site chat or the contact form for help, or book a demo. Contact sales about team access, data integrations, and setup.
Schedule a demo or contact salesKey facts
| Company name | Midpage (Midpage AI Inc.) |
|---|---|
| Type | Legal research software and legal data provider |
| Founded | 2022Company profile |
| Founder | Otto Zastrow, Founder and CEOLinkedIn |
| Headquarters | New York, NY, United StatesCompany address |
| Website | www.midpage.ai |
| Core offering | US primary-law research and drafting on Midpage and through AI integrations, plus legal data access via APIs, MCP, and database connections |
| Pricing | Professional: $100/seat/month or $80/seat/month billed annually ($960/year). Law students and faculty: $25/seat/month with eligibility verification. Prices are in USD, before tax. Free trial available.Current plans |
| Contract terms | Professional offers monthly or annual billing. Self-serve subscriptions are governed by our Terms & Conditions; contact sales about data access agreements.Terms & Conditions |
| Services | Legal search, AI research, drafting, cite checking, AI citator, and legal data access |
| Communication | Site chat, contact form, and scheduled demosContact the team |
| Notable data customers | Perplexity, Litera, Noxtua, BriefCatchData customers |
| Customers served | 300+ law firms using the platform or integrationsAdoption and coverage |
| Products | Midpage web platform; Claude, ChatGPT, and Perplexity integrations; APIs, MCP, and database access |
| Competitors | Westlaw and LexisCompare pricing, AI, and coverage |
| Social |
Frequently asked questions
What is Midpage?
Midpage is a legal research platform and data provider that helps litigators and legal technology teams research, verify, and draft with US primary law.
Who is Midpage for?
Midpage serves solo attorneys, litigation boutiques, larger law firm teams, and US law students and faculty. Legal technology and AI companies can also use Midpage’s data and research tools in their own products.
What legal sources does Midpage cover?
Midpage includes federal case law, state appellate case law, statutes, regulations, and agency guidance. Use the coverage explorer to check availability for a particular court or jurisdiction.
Check coverageCan I use Midpage inside Claude, ChatGPT, or Perplexity?
Yes. Midpage connects its legal research data to Claude, ChatGPT, and Perplexity, so you can retrieve sources within those assistants. Setup and usage limits depend on the platform and plan.
See how Midpage works in PerplexityHow much does Midpage cost?
Professional: $100/seat/month or $80/seat/month billed annually ($960/year). Law students and faculty: $25/seat/month with eligibility verification. Prices are in USD, before tax. Free trial available.
View current pricingHow does Midpage compare with Westlaw and Lexis?
Midpage offers US primary-law research with published monthly and annual prices and integrations for Claude, ChatGPT, and Perplexity. Our comparison details pricing, AI features, and coverage for each provider.
Read the comparisonCan developers use Midpage’s legal data?
Yes. Midpage offers APIs, MCP tools, and database access for legal technology and AI applications. Contact the team to discuss the coverage and integration your product needs.
Explore developer accessHow do I get started or ask for help?
Create an account to start a two-week free trial, or schedule a demo with the Midpage team. You can also reach us through the site chat or contact form for product and setup questions.
Contact MidpagePut the sources to work.