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midpage

v1.0.3

Legal research with cited case law. Includes 4 skills.

Codex4 Skills

By MidpageLicense: MIT5.2k GitHub starsUpdated 4 weeks ago

Directory evidence

Runtimes
Codex
Parsed components
4 skill or MCP entries
Source updated
Aug 26, 2026
Manifest status
Canonical path parsed

The directory validates manifest shape and source location. It does not execute the plugin or provide a security endorsement. Review the indexing methodology →

Install midpage for Codex

Installs for the current user
codex plugin marketplace add IchenDEV/agent-plugin-mkt
codex plugin marketplace upgrade agent-plugin-marketplace
codex plugin add midpage@agent-plugin-marketplace

Paste and run these commands in a terminal with Codex. They add and refresh the PluginsMP catalog, then install this plugin.

The installer fetches third-party code from the source repository shown on this page. This directory validates manifest structure and source location, but does not perform a security audit; review the manifest, components, and source before installing.

Get the source manually
git clone https://github.com/openai/plugins

Clone the source repository, then follow its setup instructions to add the plugin to a compatible client. The plugin root is plugins/midpage/.

Plugin files

plugins/midpage/
├── .codex-plugin/plugin.json
├── skills/cite-check/SKILL.md
├── skills/draft-brief/SKILL.md
├── skills/draft-long-form-memo/SKILL.md
└── skills/litigation-update-post/SKILL.md

Included Skills4

cite-checkskills/cite-check/SKILL.md

Cite-checks a brief, motion, or memo (PDF/Word): verifies each cited case is real, supports the proposition, is good law, and quoted accurately. Returns one marked-up .docx with comments and redlines.

draft-briefskills/draft-brief/SKILL.md

Drafts court filings — motions, memoranda of law, appellate briefs — as court-ready .docx, with Midpage research behind every citation. Use to "draft a motion to dismiss," "write the brief."

draft-long-form-memoskills/draft-long-form-memo/SKILL.md

Writes a formal objective legal research memo (Questions Presented, Brief Answers, Facts, IRAC Discussion, Conclusion) as a .docx. Use to "draft a research memo on whether…" Predicts, never advocates.

litigation-update-postskills/litigation-update-post/SKILL.md

Writes public-facing litigation updates — blog posts, client alerts, LinkedIn/X posts — on a federal case or legal development. Use to "write a blog post about…," "draft a client alert on…"

Plugin manifests1

plugins/midpage/.codex-plugin/plugin.json
{
  "name": "midpage",
  "version": "1.0.3",
  "description": "Legal research with cited case law",
  "author": {
    "name": "Midpage",
    "url": "https://www.midpage.ai"
  },
  "repository": "https://github.com/openai/plugins",
  "license": "MIT",
  "keywords": [],
  "skills": "./skills/",
  "apps": "./.app.json",
  "interface": {
    "displayName": "Midpage",
    "developerName": "Midpage",
    "shortDescription": "Legal research with cited case law",
    "longDescription": "Connect ChatGPT to a database of case law. With the Midpage App, ChatGPT can conduct complex legal research, review opinions, and craft high quality work product. Everything is hyperlinked to real sources for easy verification.",
    "category": "Education & Research",
    "capabilities": [],
    "brandColor": "#000000",
    "defaultPrompt": [
      "Search Midpage for cases relevant to this legal issue and summarize the strongest authorities.",
      "Find statutes and regulations related to this matter and explain how they apply.",
      "Draft a research memo from Midpage results with citations and open questions."
    ],
    "screenshots": [],
    "composerIcon": "./assets/logo.png",
    "logo": "./assets/logo.png",
    "websiteURL": "https://www.midpage.ai"
  },
  "homepage": "https://www.midpage.ai"
}

For maintainers

If you maintain this plugin, link to this source-backed listing from your README so users can review its manifest and indexed components.

[midpage on Agent Plugins Marketplace](https://pluginsmp.com/plugins/midpage)