ContentShake AI is Semrush's content writing tool that combines competitive research with AI writing. It generates article ideas, outlines, and full drafts using real SEO data from Semrush's massive keyword database.
How ContentShake AI compares with its closest alternatives
None of the 5 closest alternatives has a free plan, but ContentShake AI does. Among the 5 that list a starting price, the cheapest is Koala AI at $9 a month and the median is $19. ContentShake AI starts at $60 a month, above that median. None of the 5 offers an API; FalcoScan's records show none for ContentShake AI. ContentShake AI offers a web app. Of the alternatives, all 5 offer a web app. ContentShake AI was founded in 2008; the alternatives were founded between 2016 and 2022. ContentShake AI is based in Boston, United States; 1 of the 2 alternatives with a known headquarters is in the United States too, and the others in India.
Market position · Writing
How ContentShake AI compares in Writing
ContentShake AI has low opportunity and sits in the bottom third of 329 live Writing tools on FalcoScan. Across Writing, the average opportunity score is 39.5 and the average saturation score 64.8. FalcoScan rates ContentShake AI's own market position as crowded. 23 of the 329 operating Writing tools have hot momentum, and FalcoScan has recorded 20 shutdowns in the category.
ContentShake AI compared with its closest alternatives
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ContentShake AIFounded 2008 · Boston, United States
ContentShake AI has a free tier, with paid plans from $60 a month.
What are the best alternatives to ContentShake AI?
The closest alternatives to ContentShake AI that are still running, matched on the AI capabilities, uses and audience they share, are Scalenut, GrowthBar, Neuraltext, Frase, and Koala AI.
Is ContentShake AI still running?
Yes. As of 2 November 2026, FalcoScan lists ContentShake AI as operating at semrush.com.
Where is ContentShake AI based?
ContentShake AI is headquartered in Boston, United States.
Does ContentShake AI have an API?
FalcoScan's records show no public API for ContentShake AI.
Who is ContentShake AI for?
ContentShake AI is built for seo writers and marketers.
How do I sign in to ContentShake AI?
Sign in on ContentShake AI's own website, semrush.com. FalcoScan reviews ContentShake AI but does not run its accounts, so logins, passwords and billing are handled by ContentShake AI directly.