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AI Tools to Write Blog Posts (2026)

Writing a blog post with AI works in three stages, and different tools own each one. Outlining and drafting is where a general assistant earns its keep: give it the angle, the audience and your notes, and it returns a structured draft you rewrite.

Brand and volume is where a marketing platform takes over, holding your tone, your product facts and an approval flow so five people publish the same way. Editing is where a writing assistant fixes tone, length and grammar inside the editor you already use.

The quality difference between tools is smaller than the difference between briefs: a vague prompt gives generic text from every one of them.

What actually varies is how much of your own material the tool can hold, and whether it keeps the thread across a long piece.

Quick answer

Which AI tool to write blog posts should you use?

Claude holds a brief and a tone across 2,000 words better than anything else at $20 per month. Jasper is the pick when a team has to publish on brand every week. Grammarly is the cheapest way to tighten a draft you wrote yourself.

  1. ClaudeStart here
  2. JasperMarketing specialist
  3. GrammarlyWriting specialist
  • 3tools listed
  • 3of 3scored by an editor
  • 2of 3with a free plan
  • $30/momedian entry price
  • Aug 26last pricing check
Top picks

Top 3 AI tools to write blog posts right now

  1. 1 Editor's pick

    Claude

    Chatbots & agents
    8.3

    Anthropic's assistant for writing, analysis and agentic coding

    Price
    $20/mo
    Free plan
    Yes
    API
    Yes
    Pricing checked Aug 26
  2. 2 Marketing specialist

    Jasper

    Copywriting
    8.1

    AI marketing platform with brand voice, campaigns and content workflows

    Price
    $49/mo
    Free plan
    No
    API
    Yes
    Pricing checked Aug 25
  3. 3 Writing specialist

    Grammarly

    Writing
    8.1

    Grammar, tone and rewriting help in every app you already write in

    Price
    $30/mo
    Free plan
    Yes
    API
    No
    Pricing checked Aug 26

Compare the best AI tools to write blog posts

Ranked by editor score, then by listing completeness. Entry price is the cheapest paid plan.

Comparison of AI tools to write blog posts by price, free plan, platforms and score
ToolBest forFromFree planPlatformsScore
1ClaudeWriters, analysts and developers who need careful, instruction-following output$20/mo YesWeb app, Windows, macOS +48.3
2JasperMarketing teams and agencies that need on-brand content at volume$49/moNoWeb app, Chrome extension8.1
3GrammarlyAnyone writing English daily who wants corrections without leaving their app$30/mo YesWeb app, Windows, macOS +48.1
Buying guide

How to pick an AI tool to write blog posts

4 checks, in the order that saves the most time.

  1. Judge it on a 1,500 word piece, not a paragraph

    Every tool writes a good opening. Fewer keep the argument, the tone and the terminology consistent to the end. Run your trial on a full post you would actually publish.

  2. Feed it your own material

    Upload past posts, a style guide and the product notes. A draft written from your sources beats a draft written from the open web, and it is the difference between editing and rewriting.

  3. Decide who else has to use it

    One writer needs a good assistant. A content team needs saved brand voice, templates and review states, which is what the platforms at $49 and up sell.

  4. Plan the fact check into the workflow

    Statistics, prices and quotes are where AI drafts fail. Ask for sources with the draft, or write the post from research you gathered separately.

Budget

Free, freemium or paid: AI tools to write blog posts by pricing model

Entry price is the cheapest paid plan on monthly billing. Every listing shows the date its pricing page was checked.

Categories for AI tools to write blog posts

Related use cases

Questions

Write blog posts with AI: FAQ

Short, factual answers on pricing, free plans and how AI tools to write blog posts are ranked here.

Ask another question

What is the best AI tool to write blog posts?

Claude for long drafts that hold a brief, Jasper for teams that need on-brand output at volume, and Grammarly for editing what you already wrote. All three are priced and compared on this page.

Can I write a blog post with AI for free?

Yes. The free tiers of ChatGPT, Claude and Gemini all draft a full post under daily caps. Paid plans matter when you upload research files or write several pieces a day.

Does Google penalize AI-written blog posts?

No. Google ranks on usefulness, not on how the text was produced. Thin, unedited output ranks badly; a well-briefed, edited and fact-checked draft ranks like anything else.

How long does it take to write a blog post with AI?

Roughly an hour for a researched 1,500 word post: ten minutes on the brief and outline, a few minutes for the draft, and the rest on editing, fact checking and adding what only you know.

Should I tell readers a post was written with AI?

There is no ranking requirement to. The practical standard is that a named author has checked every claim and stands behind the piece, which is what the E-E-A-T guidelines are about.

For makers

Built an AI tool that helps write blog posts? Get it listed free

A complete listing on Webanas ranks for your product name plus "pricing", "alternatives" and "review" queries. No fee, no affiliate deal, no sponsored tier.

  • Structured page with pricing table, platforms and integrations
  • Reviewed by an editor, usually within a few days
  • Dashboard to update your listing whenever pricing changes