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Alternatives · AI Visibility

llms-txt.io alternatives

As of Oct 23, 2026, the highest-graded llms-txt.io alternative is LLMs Ledger (2.8 GPA). It's also the best free one.

llms-txt.io compared with 5 alternatives: llmstxt.studio, LLMs Ledger, LightSite AI, Known Agents and Prominara.

llms-txt.io has a free plan. Paid plans start at $15 per month for 1 managed site, billed monthly. 3 of the 5 alternatives are free or have a free plan. 2 more offer a free trial.

Listings checked up to Oct 23, 2026 · Where the facts come from

At a glance

ToolPriceFree planRuns on
llms-txt.ioThis toolFree plan · from $15/moYesWeb
llmstxt.studioFree plan · from £15.83/moYesWeb
LLMs LedgerFree plan · from $9/moYesWeb
LightSite AIFree trial · from $129/moTrial onlyWeb
Known AgentsFree plan · from $25/moYesWeb
ProminaraFree trial · from $29/moTrial onlyWeb

Price against what you get

llms-txt.io starts at $15 a month and scores 2.7 out of 4 on features, ease of use and platforms. None of the 5 alternatives on this chart both scores higher and starts lower.

LLMs Ledger starts lower without scoring higher.

Features, ease of use and platforms, averaged

D1.0C2.0B3.0A4.0Free$5$10$20$50$100$200$500$1kMore for lessCosts more, scores moreCosts less, scores lessCosts more, scores lessllms-txt.iollmstxt.studioLLMs LedgerLightSite AIKnown AgentsProminara

What paid plans start at, a month (each step along is roughly double) →

  • The best score at each price
  • Has a free plan
  • No free plan
The full chart of AI search visibility tools, and the best at every price

How each one differs from llms-txt.io

  1. llmstxt.studio

    AI readiness audit and llms.txt generator with scheduled monitoring

    • llmstxt.studio starts at £15.83 per month for 3 sites, billed annually (£19.99 billed monthly).
    • llmstxt.studio also covers AI search visibility.

    Suits: Site owners who want a free, detailed check of how AI crawlers see their site

    llmstxt.studio vs llms-txt.iollmstxt.studio pricing and details

  2. LLMs Ledger

    Public llms.txt directory with a validator and nightly file monitoring

    • LLMs Ledger starts at $9 per month for 1 site, file checked monthly.

    Suits: Small businesses that want to know their llms.txt still works after site updates

    LLMs Ledger vs llms-txt.ioLLMs Ledger pricing and details

  3. LightSite AI

    AI-readable site layer with AI bot analytics and visibility tracking

    • LightSite AI starts at $129 per month for 500 prompts, billed annually.
    • LightSite AI has no free plan, only a free trial, unlike llms-txt.io.
    • LightSite AI also covers web analytics, AI search visibility and schema markup.
    • LightSite AI does not cover site audit, which llms-txt.io does.

    Suits: Companies that want AI crawlers to read their site without developer work

    LightSite AI vs llms-txt.ioLightSite AI pricing and details

  4. Known Agents

    Analytics and access control for the AI bots that visit your site

    • Known Agents starts at $25 per month for 1M events, billed yearly ($29 billed monthly).
    • Known Agents also covers web analytics and AI search visibility.
    • Known Agents does not cover site audit, which llms-txt.io does.

    Suits: Publishers deciding which AI crawlers to let in or block

    Known Agents vs llms-txt.ioKnown Agents pricing and details

  5. Prominara

    AI visibility tracking with site audits and fixes for agencies

    • Prominara starts at $29 per month for 15 prompts on 2 AI platforms, billed monthly.
    • Prominara has no free plan, only a free trial, unlike llms-txt.io.
    • Prominara also covers reports, AI search visibility, content optimization and schema markup.

    Suits: Marketing teams that want tracking, fixes and proof of impact in one place

    Prominara vs llms-txt.ioProminara pricing and details

Limits worth knowing in llms-txt.io

  • It produces and checks llms.txt files; it does not track whether AI search engines mention or cite a brand.
  • Through the API, llms-full.txt needs Starter or above; the free API plan returns only the shorter llms.txt.
  • API calls past the monthly quota return errors until the next month, and unused quota does not roll over.
  • Plans are billed monthly in US dollars; the pricing page lists no annual option.
llms-txt.io pricing and details

Common questions

What are the alternatives to llms-txt.io?

The alternatives to llms-txt.io in this directory are llmstxt.studio, LLMs Ledger, LightSite AI, Known Agents and Prominara. Each one has a side-by-side comparison with llms-txt.io.

Is there a free alternative to llms-txt.io?

Yes. llmstxt.studio, LLMs Ledger and Known Agents have a free plan alongside paid ones.

When were these prices checked?

Every listing on this page was checked on Oct 23, 2026, against the pages it cites. Vendors change prices without notice, so confirm on their site before you buy.