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midpage Codex Plugin

Author
Midpage
Category
Education & Research
Topics
Web Search, Research & Learning · Sales, Marketing & Business Ops · AI Agents & AI App Development
Version
1.0.3
First seen
2026-07-12
Last confirmed
2026-07-13
Explanation last updated
2026-07-12

The explanation below is AI-generated. Please verify it against the sources.

Midpage is an AI-powered legal research and drafting platform, available as a standalone product and as an integration/plugin for ChatGPT, Claude, and Perplexity. According to the plugin manifest, it connects ChatGPT to a database of case law so the model can conduct legal research, review opinions, and draft work product, with responses hyperlinked to real sources for verification. Per the homepage, coverage includes all federal case law, appellate-level case law from all 50 states plus D.C., statutes and regulations (noted as available on the standalone platform but not via MCP), and an AI-powered citator with treatment signals; the homepage also mentions a product update to fetch docket reports and filings via PACER. The homepage states it is used by 10,000+ litigators and 300+ law firms, with 5 multibillion-dollar organizations relying on it as a data supplier. A two-week free trial is offered with no sales call required, per the homepage.

Overview

Midpage is an AI legal research and drafting platform/tool built on a database of US case law, statutes, and regulations. Per the homepage and plugin manifest, it can be used as a standalone platform or through integrations with ChatGPT, Claude, or Perplexity.

What you can do with midpage

  • Search for case law relevant to a legal issue and summarize the strongest authorities (plugin default prompt)
  • Find applicable statutes and regulations and explain how they apply (plugin default prompt)
  • Draft a research memo with citations and open questions (plugin default prompt)
  • Draft briefs, such as an opposition brief, from attached case documents (homepage example)
  • Cite-check drafts against cited cases (homepage example)
  • Fetch docket reports and filings via PACER and save them in an organized file (homepage example)

Sources

Original description (English)

Legal research with cited case law

History of midpage

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