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MarketMuse vs SEO.AI

Two fact sheets from our own research, side by side — pricing, platforms, API access and status re-checked by us rather than quoted from the vendors.

The short answer

Free plan
Only MarketMuse (SEO.AI has paid plans only)
Best fit
MarketMuse: Content teams and agencies planning programmes across hundreds of pages · SEO.AI: Small businesses with no in-house SEO capacity at all
Trust score
About even — MarketMuse 90, SEO.AI 93
Status
Both up at our last check (Sep 6, 2026)

From our own records as of each tool's last check. Anything we have not confirmed is left out rather than guessed. How we verify

Side by side

FactMarketMuseSEO.AI
CategorySEO ToolsSEO Tools
Pricing modelFreemiumPaid
Starts at—$149/mo
Trust score90 / 10093 / 100
PlatformsWebWeb
CompanyMarketMuse, Inc.SEO.AI
Launched20132022
Last verifiedSep 6, 2026Sep 6, 2026

What our research says

MarketMuse

MarketMuse is the strategy end of content SEO: it is less about polishing one article than about deciding which fifty to write, which twenty to refresh and which ten to merge, scored against your own site rather than a generic keyword list. That planning layer is what Clearscope and Surfer do not really offer, and it is why agencies and in-house teams with a real backlog pay for it. The price is the catch - the paid tiers are quote-only and have been positioned well above the per-article optimizers - and the Free plan is a demo, not a working tier.

Pros

  • Inventory and topic model score opportunities against your site, not a generic difficulty number
  • Nine brief types on the Strategy tier, including cluster and link-structure guidance
  • Optimize grades drafts on depth and expertise instead of keyword counts
  • Operating under Siteimprove since 2024, so vendor continuity is less of a worry than with a small SaaS

Cons

  • No prices on the pricing page; every tier goes through a demo call
  • Free plan is ten queries a month with no inventory or briefs, enough to look but not to work
  • No API or integrations listed on the public pages
  • Single site inventory on every listed tier, so multi-site agencies need to ask about scaling

SEO.AI

Built and priced for a business that wants SEO to simply happen without hiring anyone. If you already have an SEO specialist, you are paying $149/month for work they would rather do themselves with tools they control.

Pros

  • Closes the whole loop — topic, draft, publish, monitor — rather than stopping at a draft
  • Direct connectors for WordPress, Webflow, Wix and Shopify
  • Monthly plans have no lock-in and a 7-day trial precedes payment

Cons

  • $149/month buys exactly one site in one language
  • The automated link exchange is a network by another name and carries real ranking risk
  • No public API found and no free tier, only the trial

Which one fits

Choose MarketMuse if you need

  • Content teams and agencies planning programmes across hundreds of pages
  • Sites with a large back catalogue that need to decide what to refresh or consolidate
  • Strategists who want briefs grounded in a topic model of the site rather than a single keyword

Choose SEO.AI if you need

  • Small businesses with no in-house SEO capacity at all
  • Sites that need steady content in many languages
  • Owners who want autopilot publishing but with an approval gate switched on

MarketMuse vs SEO.AI: the questions people ask

Is MarketMuse cheaper than SEO.AI?

SEO.AI starts at $149/mo. MarketMuse has a free tier; what its paid plans cost is not confirmed by us yet.

Does MarketMuse or SEO.AI have a free tier?

MarketMuse has a free tier; SEO.AI has paid plans only.

All SEO.AI alternatives →Browse all SEO Tools →