What people do with Claude in Chrome

• Claude Code

  Fill in a tax organizer and review last year's return

  Claude in Chrome captured the organizer's fields and entered data, Claude Code filled them in, and Claude reviewed the prior return; it sometimes claimed work was done without the info.

  2 accounts

• Negotiate a billing credit from AT&T

  Claude in Chrome negotiated a $100 credit from AT&T in a billing dispute with no human involvement, one of five use cases tested.

  2 accounts

• Claude Cowork

  Prepare and file overdue German VAT statements

  Cowork with Claude's Chrome extension prepared accounts from invoice PDFs, then logged into Elster and submitted the overdue Q3 2025 VAT forms.

• Fight consumer claims and recover refunds

  The author uses Claude and its Chrome extension to file complaints and dispute charges, reporting ten wins and over $12,000 recovered, while still reviewing emails and making calls.

• Claude Code

  File FSA reimbursement claims from invoice PDFs

  Claude Code with the Chrome extension parsed Amazon invoice PDFs and spotted duplicates, but couldn't upload files and was slow, so the user had to step in.

• Claude Code

  Review IRS Tax Court case files and draft a settlement letter

  A Tax Court defendant used Claude in Chrome to open and summarise portal documents in about 20 minutes, then Claude Desktop and Claude Code to organise evidence and draft a settlement letter.

All Money, Bills & Benefits use cases, from every agent

• Schedule meetings, tidy Drive and log reward balances

  Claude in Chrome drafted meeting-slot emails from Calendar, sorted 900 Drive files into folders and removed about 50 duplicates, and replayed a recorded reward-balance workflow into a spreadsheet.

• Fill slide decks and turn notes into formatted documents

  Claude in Chrome fills a PowerPoint template from a short brief and turns scattered meeting notes into a formatted Word doc exported as PDF.

• Claude Cowork

  Check hotel reservations and guest check-ins on Booking.com

  A small-hotel owner in Riga runs scheduled Cowork tasks that use Claude in Chrome to check reservations and verify check-ins in the Booking.com admin panel.

• Automate web-form entry and Gmail cleanup

  The author tested Claude for Chrome on repetitive forms, where it started entering wrong data and slowed down, and on archiving newsletters and starring urgent Gmail messages, which saved a few minutes.

All Work & Operations use cases, from every agent

• Run browser-heavy business tasks and trip outfit picks

  Commenters use Claude in Chrome for cPanel listings, X growth, testing, outreach and investor research, and to pick trip outfits from grouped clothing tabs.

• Do sales research and compare app to mock-ups

  Commenters use Claude in Chrome for sales research and to compare an app against mock-ups across tabs, producing a UX/UI differences document.

• Set up Google Ads campaigns through the UI

  A non-engineer PM had Claude in Chrome operate Google Ads to create four US English campaigns with headlines and copy; a short test showed a strong conversion rate.

• Claude Code

  Build prospect lists and cold emails from the web

  Claude Code driving the author's logged-in Chrome read seed pages and LinkedIn profiles to find 25-30 sourced prospects; about 20 emails sent drew 7 replies.

All Sales, Marketing & Support use cases, from every agent

• Claude Cowork

  Gather three years of meeting minutes into text files

  Jeff Adams used the Claude Chrome extension to collect meeting minutes into text files and load them into a notebook, taking 3-4 hours over three sessions.

• Claude Cowork

  Scrape weekly Substack rankings and write a report

  Claude in Chrome runs weekly to scrape Substack ranking data into a dataset, and Cowork analyzes it and writes a weekly report.

• Claude computer use

  Research a blog post with Claude computer use

  The author used Claude computer use with Claude in Chrome to research the post itself, suggesting starting with a logged-in site and a specific lookup.

• Claude Code

  Summarize 20 articles into a cited document

  An agent extracted key insights from 20 articles, found common themes and produced a cited summary; the write-up estimates 18 minutes versus hours by hand.

All Research & Knowledge use cases, from every agent

• Search Facebook Marketplace and tabulate results in Sheets

  A user tries to have Claude in Chrome search Marketplace items and log them in a Google Sheet, but constant permission prompts get in the way.

• Fill a grocery basket from a regular-items sheet

  Claude in Chrome added about 24 items to an ASDA basket from a Google Sheet, but the user still had to fix items and check out.

• Shop on Amazon and build pages with the Claude Chrome extension

  A reviewer used the Claude Chrome extension for Amazon shopping, building an interactive model timeline from one prompt, and translating and summarizing pages; one screenshot bug appeared.

All Shopping & Errands use cases, from every agent

• Claude Cowork

  Book flights and hotels, stopping at payment for approval

  Claude Cowork drove the browser through Claude in Chrome to book 8 flights and 5 hotels, filling traveler details and seats and pausing at payment for approval.

  7 accounts

• Shortlist business-trip hotels into a Google Sheet

  A Claude in Chrome shortcut searches Booking.com for hotels near downtown under a price cap and logs each with price, rating, distance, amenities and booking link in a Google Sheet.

• Book travel and find restaurant reservations

  Claude books flights and hotels in a company travel system, and a prompt finds top-rated restaurants, identifies their reservation systems and checks Saturday 6pm availability for two.

All Travel & Bookings use cases, from every agent

• Claude Code

  Test local web apps and fix errors in one session

  Claude Code with Claude in Chrome writes code, opens localhost, clicks through the UI, reads console errors and fixes them without the developer touching the browser.

  3 accounts

• Claude Code

  Automate web configuration from coding sessions

  Commenters use Claude in Chrome to carry out web configuration requests that arise from coding sessions and other browser operations.

  2 accounts

• Claude Code

  Debug frontend UI bugs with a browser agent

  A frontend developer pairs Claude in Chrome with Claude Code to open the app, click through it, read the DOM, check console errors and network requests, and fix UI bugs.

All Software & DevOps use cases, from every agent

• Audit and fix a Home Assistant setup

  The writer had Claude audit their Home Assistant config, using the Chrome connector to click through the dashboard and paste config blocks into editors when the MCP couldn't edit directly.

• Claude Cowork

  Bulk-unsubscribe from Gmail newsletters

  A PCWorld writer had Claude Cowork pick newsletters safe to cut, then unsubscribe in bulk via the Chrome extension with a JavaScript function it wrote to click Unsubscribe.

• Edit and migrate Substack posts with a browser agent

  The author gave Claude in Chrome three Substack tasks (live edit, post migration, note insertion), walked away, and returned to find all three published correctly.