Copy.ai vs Grammarly
Which AI writing should you pick in 2026? Pricing, agents, plans and use cases, side by side.
FSReviewed May 23, 2026 by Faisal Saleem · no paid placementsPick Grammarly if budget is the priority. The other tool wins on specific features, see the side-by-side below.
- You need Workflow builder or 90+ templates, which Grammarly doesn't offer.
- You mostly do blog drafts or ad copy.
- You want the lower entry price: $12/mo vs $29/mo.
- You need Real-time corrections or Generative rewrite, which Copy.ai doesn't offer.
- You mostly do email editing or document polishing.
By the numbers
Side by side
| SPEC | ||
|---|---|---|
| Starts at | $29/mo | $12/moCHEAPER |
| Pricing model | Paid | Freemium |
| AI agent | No | No |
| Editor's Pick | No | No |
| Key features | Workflow builder90+ templatesBrand voiceMulti-step agents | Real-time correctionsGenerative rewriteTone detectorBrowser extension |
| Best for | Blog draftsAd copySales emailsSEO content | Email editingDocument polishingTone adjustmentPlagiarism checks |
| Works with | #copywriting#marketing#workflow | #grammar#writing#editor |
Plan by plan
- 5 seats included
- Unlimited words in chat
- Unlimited chat projects
- Spelling and grammar fixes
- See writing tone
- 100 AI prompts
- 75 seats
- Unlimited chat words
- 20K workflow credits/month
- Rewrite full sentences
- Adjust writing tone
- Plagiarism & AI detection
- 150 seats
- Unlimited chat words
- 45K workflow credits/month
- Proactive AI
- BYOK encryption
- SAML SSO, SCIM, audit logs
- 200 seats
- 75K workflow credits/month
- Priority infrastructure
- Guided implementation
- API access
- 20+ integrations
What each is best for
| USE CASE | ||
|---|---|---|
| Blog drafts | ||
| Ad copy | ||
| Sales emails | ||
| SEO content | ||
| Email editing | ||
| Document polishing | ||
| Tone adjustment | ||
| Plagiarism checks |
Strengths and trade-offs
- Workflow builder
- 90+ templates
- Brand voice
- Paid-only, no free tier (starts at $29/mo)
- No autonomous agent, handles single prompts, not multi-step workflows
- Competition is strong in this space, see Grammarly for comparison
- Free tier available; paid plans from $12/mo
- Real-time corrections
- Generative rewrite
- Tone detector
- No autonomous agent, handles single prompts, not multi-step workflows
- Competition is strong in this space, see Copy.ai for comparison
Copy.ai vs Grammarly FAQ
Short answers to what people ask most before choosing between these two.
Is Copy.ai better than Grammarly?
It depends on your workflow. Copy.ai is focused on assistive features, while Grammarly doesn't include an agent. Neither is currently our Editor's Pick, both are credible options. See the side-by-side table above for specifics.
Is Copy.ai cheaper than Grammarly?
Grammarly is cheaper. Copy.ai starts at $29/mo and Grammarly starts at $12/mo, a difference of roughly $17.00 per month at the entry tier.
Does Copy.ai have an AI agent?
No, Copy.ai is built around assistive features (autocomplete, chat) rather than a true autonomous agent. If agent functionality is a hard requirement, neither tool in this comparison ships one.
Does Grammarly have an AI agent?
No, Grammarly focuses on assistive features rather than agents.
What's the difference between Copy.ai and Grammarly?
Both are writing tools. The key differences come down to pricing (Copy.ai: Paid, from $29/mo; Grammarly: Freemium, from $12/mo), agent capability (Copy.ai: no, Grammarly: no), and feature focus. Use the comparison table above to weigh which axis matters most for your work.
What's a good alternative to Copy.ai and Grammarly?
Beyond Copy.ai and Grammarly, the strongest alternatives in Writing depend on whether you prioritise price, agent capability, or specific features. See our "Copy.ai alternatives" and "Grammarly alternatives" pages for a hand-picked ranking of each.