How to use Claude with your Gmail and Dropbox on a criminal case

How to use Claude with your Gmail and Dropbox on a criminal case

Last verified October 27, 2026

Connect Claude to your email and your case files and it can search months of correspondence and read a discovery folder in minutes. Here is how to set it up in a solo practice, and three jobs it does well: finding the prosecutor's emails, summarizing grand jury minutes, and finding where the statements don't line up.

Before you start

Set it up

When you buy Claude Team, you're the account owner. That means two jobs: turn the connectors on for the account, then connect your own email and Dropbox.

  1. Turn the connectors on. In Claude, open Organization settings, then Connectors, then Browse connectors. Pick Gmail and click Add to your team. Do the same for Dropbox.
  2. Make Claude ask before it sends anything. The Gmail connector can send, reply and forward, not just draft. Under Tool permissions for Gmail, set send, reply and forward to Needs approval, or Blocked if you only want drafts.
  3. Connect your accounts. In a chat, click the + at the lower left, then Connectors, then Manage connectors. Click Gmail, then Connect, and sign in with your Workspace account. Then Dropbox: sign in and approve its permissions.
  4. If Google says "Access blocked": your Workspace has to trust Claude first. In admin.google.com go to Security, then Access and data control, then API controls, then Manage third-party app access. Find Claude, set it to Trusted, and give it about 15 minutes.
  5. Switch them on per chat. Click +, hover Connectors, and toggle Gmail and Dropbox on for the chat you're in.

Stuck on a step, or not sure how to ask for something? Ask Claude. It will walk you through its own settings, and if you describe what you want from a case file, it will write a better prompt than most of us would.

What each one can see

Anthropic says it doesn't train on Gmail or Drive connector data, and on Team nothing you do is used for training by default. What Claude pulls in through a connector is stored with the chat, so deleting the chat deletes it.

One Project per case

A Project in Claude is a workspace with its own files and its own standing instructions. Make one for each case, so Claude never mixes up two clients and you don't re-explain the case every time.

In the Project's instructions, write down what you'd tell a new associate on day one:

Project instructions, for example

Commonwealth v. Rivera, Suffolk Superior, 2684CR00412. I represent the defendant. Charges: armed robbery, assault and battery with a dangerous weapon. The ADA is Jordan Morrow. Discovery is Bates-stamped CW-0001 and up. The client's case file is in Dropbox under Cases/Rivera.

When you state a fact from a document, give the Bates number, or the page and line for transcripts. Quote word for word when I ask for a quote. If you can't find something, say so. Don't guess.

That last paragraph matters more than the rest. It's what makes the answers checkable.

Find the emails that matter

Discovery fights, plea offers and deadlines are scattered through months of email. With Gmail connected, ask for them by name and date.

Try

Find every email between me and ADA Jordan Morrow about Rivera since the arraignment on March 3. List each one with the date, who sent it, and any deadline, offer or promise in it.

Did the Commonwealth ever answer my request for the 911 recording? Quote the email where they did.

What has the ADA said about a plea, in order? Quote each offer exactly.

Give it names, a docket number or a date range. "Emails about my robbery case" makes it guess. And treat the list as a head start, not a full search. If something you remember isn't on it, search your inbox yourself.

Summarize grand jury minutes

Put the minutes in the case's Dropbox folder or upload the PDF to the Project. Then work through them one witness at a time. A whole transcript at once gets you a vaguer summary.

Try

List every witness in the grand jury minutes, with the pages where their testimony starts and ends.

Summarize Officer Kane's testimony in order. Give the page and line for every fact.

Everything any witness said about the time of the stop, with page and line, quoted.

Find where the statements don't line up

This is where it saves the most time. Claude can hold a police report, a grand jury transcript and a witness interview side by side and compare them line by line, which takes a person an afternoon.

Try

Compare Officer Kane's police report with his grand jury testimony. Make a table: the topic, what the report says with the Bates number, what he told the grand jury with page and line, and whether they conflict.

Build a timeline of the night from every document in the folder. Where two sources give different times or a different order of events, flag it and cite both.

Compare my client's account in my intake notes with the police report. Where do they disagree?

The last one is for preparing your client, not for cross. You want to know where their story and the report part ways before the ADA does.

Check everything before it leaves your desk

Claude reads fast and is usually right, and when it's wrong it sounds exactly as sure as when it's right. Before a summary, a timeline or an inconsistency goes into a motion or a cross outline:

One more risk: email from outside

Every email in your inbox was written by someone else, and some of them weren't written for you. Text in an email or a file can be worded to steer an AI that reads it. Anthropic warns about this for every connector. It's why step 2 above matters: keep sending on approval, and read anything Claude proposes to send before you click yes. Research mode, the deep-search option under +, runs connector actions without asking each time, so keep sending blocked if you use it.

This guide covers how the tools work, not legal advice. Claude and its connectors change often. The pages linked below are the current word.

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