GILD verdict
Start with Gemini in your Workspace edition on Google Workspace, and add ChatGPT seats for people working across Microsoft 365 and other tools.
- The workflow
- Adding an assistant for a company that may already pay for Google Workspace
- The decisive evidence
- Reported3 of 3 named teams run both ChatGPT and Gemini; What teams report below sets out each account.
- DocumentedWorkspace Business Standard at US$14 a seat includes Gemini in Gmail, Docs and Meet, so 200 seats cost US$2,800 a month against US$4,000 for ChatGPT Business by GILD's calculation from published rates.17
- ReportedBrex chose not to standardize, so it buys a few seats of ChatGPT, Claude and Gemini and lets employees choose.11
- GILD analysisNo team in these accounts measured the two on the same tasks; the evidence shows people splitting work between the two by task.
- The tradeoff
- ChatGPT adds a second data agreement and admin console beside Workspace, while Gemini outside Workspace apps means the separate Gemini app and its own retention settings.
- What would change the call
- If your company leaves Google Workspace, or most work moves to Microsoft 365 or Slack, ChatGPT becomes the main assistant to price.
Teams that published their use keep both by task: Brex lets employees pick a ChatGPT or Gemini licence, and Rippling's product chief and Tiny's co-founder use Gemini beside ChatGPT. Google Workspace Business plans include Gemini, so ChatGPT has to earn a second seat. Business Starter includes Gemini in Gmail, and Business Standard at US$14 per user per month adds Gemini in Docs and Meet and expanded Gemini app access. ChatGPT Business is a separate workspace from US$20 per user per month billed annually.
What teams report
Run both 3
Brex
Brex buys a few seats each of ChatGPT, Claude and Gemini and lets employees request one through ConductorOne in Slack, so use decides (January 17, 2026).
“And so, for instance, like we allow employees to... basically go to, in Slack and use Conductor One to get a ChatGPT, a Cloud or a Gemini license.”
James Reggio, CTO, BrexLatent Space, , around 21:15 Rippling
MacInnis writes the idea himself and uses ChatGPT and Gemini side by side to phrase it, finding both good at wording and not at generating ideas (December 28, 2025).
“I do turn to AI, ChatGPT and Gemini, where I take a really, let's say, angular view of some topic and I give ... really, I write the essay for the AI and I'm like, "Look, this is the crisp idea I want to communicate. Help me come up with pithy ways to articulate these things."…”
Matt MacInnis, Chief Product Officer, RipplingLenny's Podcast, , at 1:24:37 Tiny
Wilkinson uses Gemini for very large inputs, Claude for writing and ChatGPT for everything else (July 3, 2025).
“Other tools, I mean otherwise, it's the basic stack of Claude and ChatGPT and Gemini. And Gemini I use mostly for things that are really large.”
Andrew Wilkinson, Co-founder, TinyLenny's Podcast, , at 51:25
Choosing between ChatGPT and Gemini
Choose ChatGPT if
- Your people want one assistant across tools, with connectors to Microsoft 365, Google Drive, Slack, and GitHub in the same workspace.
- You want ChatGPT Work, custom GPTs or plugins, and record mode for multi-step tasks and shared assistants.
- Your organization runs on Microsoft 365 or a mix of suites, so a Google-bundled assistant covers only part of the work.
Choose Gemini if
- Your company runs on Google Workspace and wants AI in Gmail, Docs, and Meet, which Business Standard includes at US$14 per user per month.
- You want admins to set how long Gemini app conversations are kept, up to 36 months, under Workspace terms.
- Individuals want Google AI Pro at US$19.99 per month, which bundles 5 TB of storage and Google app features.
Side by side
| Dimension | ChatGPT | Gemini |
|---|---|---|
| Individual plansList prices in US dollars. | Free. Go US$8. Plus US$20. Pro US$100, US$200, or US$500 per month | Free. Google AI Plus US$4.99. Google AI Pro US$19.99. Google AI Ultra US$99.99 (5x) or US$199.99 (20x) per month |
| Business purchase | Business Standard US$20 per user per month billed annually or US$25 monthly. Premium US$100 or US$125. Enterprise by quote | Included in Google Workspace: Business Starter US$7, Business Standard US$14, Business Plus US$22 per user per month. Enterprise by quote. Gemini Enterprise through Google Cloud sales |
| Where it works | ChatGPT web, desktop, and mobile apps, with Word, Excel, PowerPoint, and Google Sheets extensions | Gmail, Docs, Sheets, Meet, and other Workspace apps, plus the Gemini app and Chrome |
| Training on business data | Business, Enterprise, and Edu content is not used for training by default | Workspace content and prompts are not used to train generative AI models outside your domain or human reviewed without permission |
| Business retention | Admins control retention. Deleted conversations leave OpenAI systems within 30 days | Gemini app prompts and responses kept up to 36 months as admins set. Gemini in Workspace 90 days to indefinite. Vault manages Workspace data |
| Personal plans | Training on new conversations unless the user opts out. Temporary chats kept up to 30 days | Activity auto-deleted after 18 months by default. Human reviewers may read chats, and reviewed chats are kept up to 3 years |
| Admin controls | Business: SAML SSO, MFA, admin console. Enterprise: SCIM, role-based access, EKM, Compliance API | Existing Google Workspace admin console, data protection controls, and Vault |
| 200 seats a monthSeats only; Business Standard is limited to 300 users. Taxes and discounts excluded. | US$4,000 on ChatGPT Business Standard at US$20 a seat billed annually, on top of the suite you keep. GILD's calculation from published rates, read Oct 28, 20261 | US$2,800 on Google Workspace Business Standard at US$14 a seat, which includes Gemini and the suite. GILD's calculation from published rates, read Oct 28, 20267 |
| What named teams did | Brex offers ChatGPT among three assistants; Tiny's co-founder uses ChatGPT for everything but writing and very large inputs1112 | Tiny's co-founder keeps Gemini for very large inputs; Rippling's product chief uses it beside ChatGPT to phrase ideas1213 |
What practitioners report, side by side
Each product's figures come from its own practitioners, for the group you pick.
Overall signal
Leaders and teams rate ChatGPT +14, 38 points above Gemini at −24. Most of the gap is in praise, with 17 of ChatGPT's 38 sources positive against 10 of Gemini's 46. ChatGPT has 10 negative and Gemini 20.
The score counts the authors from leaders and teams that take a side, one vote each with their latest view, and is how far positive votes lead negative ones, per 100 votes, so ChatGPT's +14 rests on votes split 15 positive, 11 mixed and 10 negative and Gemini's −24 on 9, 16 and 20.
A lead of a fifth of the votes reads positive and a lead of half strong positive, with the same lines below zero. The dots show each source, positive, mixed, negative. Run a pilot on your team's recurring tasks to measure how often answers are used without rework.
Footprint on the AI Knowledge Work stack
They differ on one of 7 layers. On Enterprise search, ChatGPT supports it and Gemini is core. Coverage is each product's placement on this stack, as its product page shows it. Core is a job the product owns; Supports and Touches are jobs it helps with. Coverage says nothing about how well a product does them.
| Layer | ChatGPT | Gemini |
|---|---|---|
| Find | ||
| Enterprise search | Supports | Core |
The 6 layers where they match
| Layer | ChatGPT | Gemini |
|---|---|---|
| Assist | ||
| AI assistant | Core | Core |
| Find | ||
| Web research | Supports | Supports |
| Create | ||
| Documents | Supports | Supports |
| Meeting notes | Supports | Supports |
| Analyze | ||
| Data analysis | Supports | Supports |
| Automate | ||
| Automation | Supports | Supports |
What practitioners praise
Among leaders and teams, Gemini alone has three praise themes that reach 5 sources from 3 authors. Workspace Integration and Value in the Plan Price lead, at 5 of 5 and 4 of 10. Custom GPTs, Projects & Memory reaches 5 sources from 3 authors only for ChatGPT, at 3 of 5. Gemini needs a pilot on the same tasks before you choose on it.
| Praised for | ChatGPT | Gemini |
|---|---|---|
| Custom GPTs, Projects & Memory | 3 of 5 | Not a theme in its sources |
| Workspace Integration | Not a theme in its sources | 5 of 5 |
| Value in the Plan Price | Not a theme in its sources | 4 of 10 |
| Meeting Notes | Not a theme in its sources | 3 of 5 |
Each count is the sources that praise a theme, or raise it as a concern, out of those that discuss it. A row pairs the two products when both carry a theme under the same or an equivalent name.
A count ending in "so far" has under 5 sources from 3 authors among leaders and teams. "Not a theme in its sources" means GILD found no theme of that name in that product's sources.
What practitioners raise as concerns
Among leaders and teams, Gemini alone has four concern themes that reach 5 sources from 3 authors. Admin Controls and Pricing & Packaging lead, at 18 of 21 and 12 of 13. ChatGPT alone has three concern themes that reach 5 sources from 3 authors. Workspace Administration and Usage Limits & Cost lead, at 7 of 10 and 6 of 9.
| Raised as a concern | ChatGPT | Gemini |
|---|---|---|
| Workspace Administration | 7 of 10 | Not a theme in its sources |
| Usage Limits & Cost | 6 of 9 | Not a theme in its sources |
| Data Privacy & Retention | 3 of 8 | Not a theme in its sources |
| Admin Controls | Not a theme in its sources | 18 of 21 |
| Pricing & Packaging | Not a theme in its sources | 12 of 13 |
| Data Handling | Not a theme in its sources | 8 of 13 |
| Feature Gaps | Not a theme in its sources | 6 of 8 |
13 sources
- ChatGPT pricing
- OpenAI Help Center: ChatGPT Business overview
- OpenAI: Enterprise privacy at OpenAI
- OpenAI Help Center: Data controls in ChatGPT
- ChatGPT admin docs: ChatGPT Work overview
- Google: Gemini subscriptions
- Google Workspace pricing
- Google Workspace Admin Help: Generative AI in Google Workspace Privacy Hub
- Gemini Apps Help: Gemini Apps Privacy Hub
- Google Cloud: Gemini Enterprise
- Latent Space: Brex's AI strategy, with James Reggio (Jan 17, 2026)
- Lenny's Podcast: Andrew Wilkinson of Tiny (Jul 3, 2025)
- Lenny's Podcast: Matt MacInnis of Rippling (Dec 28, 2025)