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Buying guide

The best AI writing tools for blog posts in 2026

Almost every tool in this category will produce a readable first draft. That stopped being the thing that separates them a while ago. What separates them now is price and limits: how many articles a month, how many sites, how many people, and what happens when you hit the ceiling. So this compares four tools on exactly that, with prices read from each vendor's own page in October 2026. One of them costs under $10 a month. One costs $79 and is no longer really a writing tool at all. Knowing which is which saves most of the decision.

The short version

Our pick forProductFrom
Cheapest thing that actually works Rytr $7.50 a month
Best if you want the research, not just the draft Frase $39 a month billed yearly
Best for writing in several languages Rytr Premium $24.16 a month
Only if you are buying AI search visibility Writesonic $79 a month

Prices checked October 2026 on each vendor's own page. They change — verify before you buy.

Best if you want the research, not just the draft

Frase $39 a month billed yearly

Frase reads the pages currently ranking for your keyword and hands back a brief covering what they cover. That is the part worth paying for; the AI drafting is a convenience on top. The catch is the shape of the entry plan — 10 articles a month, one site, one seat, and it holds at those limits rather than billing overages. If you publish two or three optimised posts a week on one site, that is a good fit at $39. Above that, the next tier is $103 and the comparison opens up again.

See Frase pricing Read the full review

Only if you are buying AI search visibility

Writesonic $79 a month

Included because people still arrive looking for the cheap AI writer it used to be, and it is not that any more. Today it is built around tracking how your brand appears inside ChatGPT, Gemini and Google AI Overviews, with 15 AI articles a month bundled in at the entry tier. If measuring AI visibility is on your list, $79 is a defensible start. If you only want blog drafts, 15 articles for $79 works out at over $5 each for text that still needs rewriting, and the three tools above do that job for less.

See Writesonic pricing Read the full review

How we chose — and what we did not do

We have not physically tested these products. Plenty of sites imply that they have; we would rather tell you what this page is actually built on:

Where hands-on testing matters more than specifications — how a strap feels after two hours, how a menu behaves in the cold — we say so in that product's section rather than guessing.

How to choose between them

Decide whether you are buying drafting or research

This is the whole decision and it splits the four cleanly. Rytr drafts. Frase researches what already ranks and then drafts. Writesonic measures where you appear in AI answers. Paying research prices for drafting is the most common way people overspend here, and it usually happens because the research tool had better marketing.

Count your real publishing rhythm first

Not what you intend to publish — what you published in the last three months, divided by three. Frase caps at 10 articles a month on the entry plan, Writesonic at 15. If your honest number is four, those caps are irrelevant and you are choosing on features. If it is twelve, the cap is the decision.

Check the seat and site limits before the features

Frase's entry plan is one seat and one site. Writesonic's is one user and one project. If two people touch the work, or you write for more than one site, both entry tiers are out and the prices roughly triple. This catches agencies and freelancers constantly.

Use the free tiers properly

Rytr's free plan is 10,000 characters a month and Frase offers a 7-day trial with no card. Run both against a subject you already know well rather than a demo topic. Output looks impressive on a subject you cannot fact-check and much less impressive on one you can.

Questions people ask

Is the cheapest one good enough?

For drafting, often yes. Rytr's $7.50 Unlimited plan removes the generation limit entirely. What it does not do is tell you what to write about or how your draft compares with what already ranks.

Which has a genuinely free plan?

Rytr, at 10,000 characters a month with one language and no plagiarism checks. Frase and Writesonic offer trials rather than permanent free tiers.

Do any of these publish straight to WordPress?

Frase publishes to WordPress, Webflow, Sanity and Wix from the entry plan. The others are copy-and-paste unless you build the integration yourself.

Will AI-written posts rank?

That depends on whether the post is useful, not on how it was produced. Every tool here produces drafts that need editing before they are worth publishing, and none of them should be treated as a publish button.

Researched and written by Kim Quyen, founder and editor of Tools Worth It. Some links here earn us a commission; the ones marked as earning us nothing are in the list because they belong there — how we work.