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AI Writing Comparison

Copy.ai vs. Lex

At a glance

At a glance

Copy.ai

Best for

Best for sales and marketing teams running outbound and short-form copy at scale.

  • Freelancers
  • Small and mid-sized
  • Enterprise

Lex

Best for

Best for writers who want a clean editor with AI feedback built in.

  • Freelancers
  • Small and mid-sized

Cataleo does not name a winner. Both statements come from the vendors themselves.

Full Comparison

Criterion Copy.ai Lex
Starting price Free tier; Pro from ~$49 / month Pricing was recently restructured, check the current figure with the vendor. Not stated
Free trial Free tier with around 2,000 words per month Free plan available
Commercial use Yes Yes
Output Marketing and sales copy, plus go-to-market automation Written documents
API Yes Yes, a documented REST API with bearer-token keys generated in account settings
Content types Marketing and sales copy Documents, from quick notes to long drafts
Brand voice Yes, Brand Voice keeps outputs aligned to a company's style Yes, Style Guides learn your voice from writing samples you supply, with larger guides on the paid plan
Content scoring No content performance scoring No score and no readability rating. Lex answers with written feedback on a draft, and the published feature list carries nothing that returns a number
Drafting tools Yes, chat, actions and workflow-driven generation Yes, AI feedback on drafts, rewriting, brainstorming, word-choice commands and title suggestions
Templates Yes, large template library Shared templates and prompts, on the Lex Teams add-on
Team workflows Yes, go-to-market workflow automation Yes, real-time collaboration, a comment system and version control
Deployment Cloud (SaaS), Browser-based Cloud (SaaS), Browser-based
Support Not stated Email helpdesk, Community forum
Onboarding Not stated Documentation and knowledge base
Company size more entries Freelancers, Small and mid-sized, Enterprise Freelancers, Small and mid-sized

Compare more tools

Row where the values differ The small markers point at the lower number, the longer list or the stated feature. They describe the data, they are not a verdict.

The short version

Key Differences

  • Free trial Copy.ai Free tier with around 2,000 words per month Lex Free plan available
  • Company size Copy.ai Freelancers, Small and mid-sized, Enterprise Lex Freelancers, Small and mid-sized
  • Output Copy.ai Marketing and sales copy, plus go-to-market automation Lex Written documents
  • API Copy.ai Yes Lex Yes, a documented REST API with bearer-token keys generated in account settings
  • Content types Copy.ai Marketing and sales copy Lex Documents, from quick notes to long drafts

Every line is one datapoint from the table above, picked automatically. Nothing here is written text.

The trade-offs

Strengths and Limitations

Copy.ai

Strengths

  • Genuinely useful free tier
  • Broad template library
  • Strong for sales and go-to-market automation

Limitations

  • Pricing was recently restructured, verify the live page
  • Less brand voice depth than Jasper

Lex

Strengths

  • Distraction-free editor with AI feedback built into the document
  • Real-time collaboration and comments included on the free plan
  • Version control to compare alternative phrasings

Limitations

  • No SEO or content-scoring features
  • Fewer marketing templates than dedicated copy tools
  • The largest AI models require the paid plan

Plans

Pricing

Copy.ai

  • Free $0 Around 2,000 words per month.
  • Pro ~$49 Per month. Pricing was recently restructured, check the current figure with the vendor.
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Lex

  • Free Free Includes real-time sharing and collaboration, on smaller AI models.
  • Lex Pro Not stated Access to the largest AI models, larger Style Guides, early access to new features, the iOS app and priority support.
  • Lex Teams Not stated An add-on alongside Pro: unlimited documents in shared folders, plus shared templates and prompts.
Visit site

What users say

Review Scores · opens after launch

Copy.ai

Ease of use
Not rated yet
User interface
Not rated yet
Onboarding
Not rated yet
Support and service
Not rated yet
Value for money
Not rated yet
Features
Not rated yet

No reviews yet. Be the first to review this tool. Every review is checked for fairness before it appears, and the vendor cannot have one removed.

Lex

Ease of use
Not rated yet
User interface
Not rated yet
Onboarding
Not rated yet
Support and service
Not rated yet
Value for money
Not rated yet
Features
Not rated yet

No reviews yet. Be the first to review this tool. Every review is checked for fairness before it appears, and the vendor cannot have one removed.

Where this comes from

Where this comes from

Copy.ai https://www.copy.ai · no check date recorded yet

Lex https://lex.page · checked against the official source on 2026-09-03

This table lists factual criteria taken from information the vendors publish themselves. For how we put it together, see the methodology.