OpenCase
ChatGPT pluginLegal research and citations
OpenCase helps legal professionals research legal questions, review documents against relevant law, verify and retrieve legal authorities, check quotations, check case validity and treatments, and search federal court dockets and filings in ChatGPT.
- Featured
- No
not on the featured shelf
Movement
From our daily snapshots over the last 30 days.
Rank by placement
Rank in Business & operations
In its category
How this plugin compares with others in the same category. Positions are counted within the category, not across the whole directory.
Business & operations1,363rd of 1,570 by placement
| # | Plugin | Position | 7d |
|---|---|---|---|
| 1361 | #7650 | 1,032places down | |
| 1362 | #7652 | 1,032places down | |
| 1363 | #7666 | — | |
| 1364 | #7670 | 1,032places down | |
| 1365 | #7671 | 1,031places down |
Also on other marketplaces
Example prompts
- “Research the elements of negligence under California law and cite the primary authorities for each element.”
- “Review this confidentiality clause under New York law, identify legal risks, and suggest edits without changing the document.”
- “Verify every legal citation in this brief and tell me which ones could not be matched to a source.”
Skills
cite-check
Cite-check a brief, motion, memo, opinion, or contract with OpenCase. Use when someone asks to check, verify, or audit the citations or quotations in a document, build a table of authorities, or confirm a draft is ready to file.
verify-before-finishing
Verify legal citations with OpenCase before giving an answer that relies on them. Use whenever a response you are about to give cites cases, statutes, regulations, or rules, or quotes from them, including answers to legal questions and drafts of legal documents.
- Categories
- Made by
- OpenCase Inc. · Website
- Sign-in
- On Install
- Availability
- Available
- Version
- 1.0.1
- Created
- August 2, 2026
- More info
- Sponsorship
- Promote this plugin