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Side-by-side comparison ยท AI Browsers & Agents

ChatGPT Work vs Dia vs OpenClaw

Everything that matters when choosing between them, in one place: our rating, what each can do, what they cost, and the trade-offs.

Best overall

ChatGPT Work

4.0

From $20/mo

Dia

3.6

From $10 to $20/mo (Dia's page shows both)

OpenClaw

3.2

Free to start

Comparing 3 tools, the maximum.

At a glance

Best overallBest value

Pick it if: ChatGPT users who want admin, inbox, research and reporting jobs done for them without building automations.

Dia3.6
Easiest to use

Pick it if: Office workers and teams who live in Slack, Gmail and Atlassian tools and want their browser to pull it all together.

Pick it if: Technically confident people who want a 24/7 personal assistant on their own hardware and accept the security risk.

Overview

AttributeChatGPT WorkDiaOpenClaw
In one lineChatGPT's agent mode: hand it a whole task across your email, apps, files and browser.A work browser from the makers of Arc that answers questions from your tabs and apps.A free, open-source assistant you run yourself and message on WhatsApp or Telegram.
Pricing modelFreemiumFreemiumOpen source
Starting price$20/mo$10 to $20/mo (Dia's page shows both)Free
Free plan Yes Yes Yes
Works with Claude Code No No Yes

Rating breakdown

Our scores out of 5. The higher bar in each row is highlighted.

AttributeChatGPT WorkDiaOpenClaw
Overall rating4.0Winner3.63.2
Ease of useHow quickly someone non-technical gets value from it.
4.0
4.5
1.5
FeaturesHow completely it covers its own job, and how well the pieces fit together.
4.5
3.5
4.5
Output qualityHow good the results are before you fix them.
4.0
4.0
3.5
Value for moneyWhat you get for the price, including the free plan.
4.0
2.5
3.5
Speed & reliabilityHow fast it is and how often it falls over.
3.5
3.5
3.0

Feature comparison

A tick means it does this today. A dash means we haven't checked.

AttributeChatGPT WorkDiaOpenClaw
Access & platform
Free plan Yes Yes Yes
Mobile app Yes No No
Desktop app Yes Yes Yes
Browser extension No No No
API access No No Yes
Teams & business
Team workspace Yes Yes Yes
Enterprise plan or SSO Yes Yes No
Connects to other apps Yes Yes Yes
Open source or self-hosted No No Yes
AI abilities
Works with your files Yes Yes Yes
Understands images Yes Yes Yes
Makes images Yes No No
Makes video No No No
Writes code Yes No Yes
Runs agents or automations Yes No Yes
Learns your brand or style No No No
Works in many languages Yes Yes Yes
Capabilities score12/ 178/ 1711/ 17

Pricing

Plans as listed on each vendor's site when we last checked. Confirm before you buy.

AttributeChatGPT WorkDiaOpenClaw
Plans

Free

Free

Trying a task or two on desktop.

Better Browser

Free

People who want a tidy browser without AI.

Self-hostedOur pick

Free

Everyone: there is no paid version.

PlusOur pick

$20/mo

Handing off a few jobs a week.

Better AnswersOur pick

$10 to $20/mo (Dia's page shows both)

Anyone who wants the AI chat day to day.

Pro

From $100/mo

Anyone running agent tasks every day.

Better Days

$100/mo

Heavy users who want the full workday assistant.

Business

See website

Teams that want shared admin and no training on their data.

Dia for Work

See website

Companies rolling it out to staff.

Which plan to pickTry it on Plus with a couple of real jobs. If you hand it work most days you'll run out of credits, and that's when Pro or extra credits make sense.Use the 14-day trial properly, then decide if the chat alone is worth $20 a month to you. Better Days at $100 only makes sense if the Morning Brief and meeting prep save you real time every day. Existing users keep their free AI for now, with 30 days' notice before that changes, and Windows users aren't on the paid plans yet.There's nothing to buy. Budget for the AI model instead: a cheaper model or a local one keeps costs to a few dollars a month, while a top model running all day can cost $50 or more. Check your AI provider's rules first, because Google and Anthropic have both restricted using personal subscriptions with it at times in 2026.

Key features

AttributeChatGPT WorkDiaOpenClaw
Standout features
  • Works across your apps
  • Its own browser
  • Scheduled and triggered tasks
  • Finished outputs
  • Runs in the cloud
  • Desktop app access
  • Chat with your tabs
  • Connected apps
  • Skills
  • Morning Brief
  • Meeting prep
  • Arc-style tabs
  • Chat where you are
  • Runs on your machine
  • Does real things
  • Memory
  • Skills
  • Any model

Pros and cons

AttributeChatGPT WorkDiaOpenClaw
Pros
  • Handles multi-step work across email, calendar and files, not just chat
  • Runs in the cloud, so scheduled tasks don't need your computer on
  • No separate subscription if you already pay for ChatGPT
  • Asks before consequential actions, and you can redirect it mid-task
  • Hands back finished documents, decks and spreadsheets
  • Beautiful, calm design that is easy to pick up
  • Asking across several tabs at once works well
  • Connects to the work apps most teams already use
  • Skills save time on repeated prompts
  • Imports from Arc, Chrome and others in a few clicks
  • Free, open source and run by a non-profit foundation
  • Lives in the chat apps you already use, including on your phone
  • Works around the clock and remembers context
  • Use any AI model, including free local ones
  • Huge community with skills and guides for almost anything
Cons
  • Long tasks burn through credits quickly, especially on Plus
  • Long or complex jobs still go wrong and need checking
  • Reads a lot of your email, calendar and chat, which some teams won't accept
  • Only one Gmail account at a time for now
  • New Mac users lose the AI after the trial unless they pay $20 or $100 a month
  • Arc users miss Spaces, nested folders and Little Arc
  • No phone app, and Windows only arrived in October 2026
  • Reports of freezes, crashes and heavy battery use on Mac
  • Memory was removed in September 2026, and new sign-ups now need an Atlassian account
  • Serious security risks: exposed installs, malicious skills and high-severity bugs in 2026
  • Hard to set up and keep running: users report weeks of tinkering, memory leaks and updates that break things
  • AI costs are unpredictable when it runs all day
  • Google and Anthropic have restricted or metered subscription use with it, so your setup can break
  • Can take actions you didn't intend, such as deleting or sending email

Who each one is for

AttributeChatGPT WorkDiaOpenClaw
Best for
  • Sorting inbox and calendar admin across connected apps
  • Weekly reports and reviews on a schedule
  • Research that ends in a finished document or deck
  • Repetitive web jobs like comparing suppliers or filling in forms
  • Prep notes before meetings and calls
  • Asking questions across several open tabs
  • A morning summary of calendar, email and tasks
  • Meeting prep and follow-ups
  • Teams already on Jira and Confluence
  • Arc users who want something still being developed
  • A personal assistant you text on WhatsApp or Telegram
  • Morning briefings from email and calendar
  • Inbox triage and draft replies
  • Tinkerers who want full control and their own models
You'll find it used by
  • Business owners
  • Operations teams
  • Marketers
  • Analysts
  • Sales teams
  • Office workers
  • Product managers
  • Agencies
  • Former Arc users
  • Developers
  • Tech-savvy founders
  • Tinkerers
  • Productivity enthusiasts

Questions people ask

Which is better, ChatGPT Work, Dia or OpenClaw?

ChatGPT Work scores highest overall in our ratings (ChatGPT Work 4.0/5, Dia 3.6/5 and OpenClaw 3.2/5). ChatGPT Work is best for sorting inbox and calendar admin across connected apps and weekly reports and reviews on a schedule. Dia is best for asking questions across several open tabs and A morning summary of calendar, email and tasks. OpenClaw is best for A personal assistant you text on WhatsApp or Telegram and morning briefings from email and calendar.

Which is cheaper, ChatGPT Work, Dia or OpenClaw?

ChatGPT Work: There's a free plan, and paid plans start at $20/mo. Dia: There's a free plan, and paid plans start at $10 to $20/mo (Dia's page shows both). OpenClaw: It's free and open source.

Which is easier to use, ChatGPT Work, Dia or OpenClaw?

Dia rates highest for ease of use in our scores. Office workers and teams who live in Slack, Gmail and Atlassian tools and want their browser to pull it all together.

How we compare

Ratings are our own, from using each tool, across ease of use, features, output quality, value for money, speed & reliability.

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