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Reviewed · Updated 2026-06-17

Contentshake

AI-powered content generation and marketing platform for blogs and social media.

Reviewed by the Conversion Gems editorial team ·
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Pricing
Freemium
Best for
Content Writers
Category
AI Content Writing
The bottom line

Worth it for Semrush subscribers who need SEO-guided AI articles; overpriced as a standalone for casual bloggers.

6.9
Our score
6.9 / 10
Conversion Gems editorial verdict
7-day free trial; $60/mo
Features7/10
7 - strong SEO data integration; rigid single-tier limits creative and volume flexibility.
Value5/10
5 - $60/mo for 5 articles is expensive; DB-listed $19/mo price is incorrect.
Ease of use8/10
8 - clean Semrush-integrated UI; minimal setup required for existing Semrush users.
Ecosystem8/10
8 - native Semrush integration is a major asset; little value outside that ecosystem.
Support7/10
7 - inherits Semrush's support infrastructure; responsive but not specialized to ContentShake alone.
What it really is

ContentShake AI — Semrush's SEO-driven AI content writing tool.

Our take

ContentShake AI (now rebranded inside Semrush as 'Content Toolkit') blends Semrush's keyword and competitor data with AI long-form writing. The DB lists it at $19/month as 'freemium,' but the actual plan costs $60/month with only a 7-day free trial—no permanent free tier. It is best understood as a Semrush add-on, not a standalone freemium product.

Why we rate it

Tight Semrush integration surfaces real search data during the writing process—a genuine edge over generic AI writers for SEO teams.

The catch

Only one plan tier; 5 articles/month is sparse and add-on packs are needed quickly. Little value without an active Semrush subscription.

Best for
Semrush subscribers needing AI-assisted blog writing
SEO teams optimizing content for Google rankings
Content managers who want keyword data embedded in the writing workflow
Not good for
Casual bloggers seeking a cheap or free AI writer
Non-Semrush users evaluating standalone tools
Social media or short-form copywriting use cases
Friction report
Time to value
Fast: connect Semrush account, enter a topic, generate a draft in minutes.
Scale breakpoint
Article add-on packs ($30 per 10 articles) add up quickly for teams publishing daily.
Walled garden
High: deeply embedded in Semrush; outputs are portable but workflow value is lost outside it.

A look inside

Contentshake product screenshot

Frequently Asked Questions

Alternatives

Step up

Full Semrush suite (Pro or Guru) for comprehensive SEO plus content marketing tooling.

Lighter alternative

Semrush AI Writing Assistant (free within Semrush) for shorter, lighter content tasks.

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Tags

#AISEOTools#KeywordResearch#ContentOptimization

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