Alternatives · AI Visibility
Known Agents alternatives
As of Oct 23, 2026, the highest-graded Known Agents alternative is llms-txt.io (3.0 GPA). It's also the best free one.
Known Agents compared with 10 alternatives: Profound, Promptwatch, Scrunch, Siteline, Otterly.AI and 5 more.
Known Agents has a free plan. Paid plans start at $25 per month for 1M events, billed yearly ($29 billed monthly). 5 of the 10 alternatives are free or have a free plan. 5 more offer a free trial.
Listings checked up to Oct 23, 2026 · Where the facts come from
At a glance
| Tool | Price | Free plan | Runs on |
|---|---|---|---|
| Known AgentsThis tool | Free plan · from $25/mo | Yes | Web |
| Profound | Free trial · from $99/mo | Trial only | Web |
| Promptwatch | Free trial · from $95/mo | Trial only | Web |
| Scrunch | Free trial · from $250/mo | Trial only | Web |
| Siteline | Free plan · from $49/mo | Yes | Web |
| Otterly.AI | Free trial · from $25/mo | Trial only | Web |
| Agentrail | Free plan | Yes | Web |
| AreYouMention | Free | Free | Web |
| Doppler | Free trial · from $33/mo | Trial only | Web |
| llms-txt.io | Free plan · from $15/mo | Yes | Web |
| TollBit | Free | Free | Web |
Price against what you get
Known Agents starts at $25 a month and scores 2.3 out of 4 on features, ease of use and platforms. 1 of the 9 alternatives on this chart scores higher and starts lower: llms-txt.io.
Profound and Promptwatch score higher without starting lower. AreYouMention and TollBit start lower without scoring higher.
Features, ease of use and platforms, averaged
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
How each one differs from Known Agents
Profound
AI search visibility tracking with an AI marketing agent built in
- Profound starts at $99 per month (Agency Growth, the self-serve plan for agencies).
- Profound has no free plan, only a free trial, unlike Known Agents.
- Profound also covers AI agents and content optimization.
Suits: Large brands that want AI answer tracking across many engines with sales-led onboarding
Promptwatch
AI visibility tracking with agents that write content to get cited
- Promptwatch starts at $95 per month for 50 prompts, billed monthly.
- Promptwatch has no free plan, only a free trial, unlike Known Agents.
- Promptwatch also covers AI agents and content optimization.
Suits: Teams that want every AI model tracked on the cheapest plan
Scrunch
AI search monitoring plus pages served to AI agents
- Scrunch starts at $250 per month for 125 prompts.
- Scrunch has no free plan, only a free trial, unlike Known Agents.
- Scrunch also covers site audit and content optimization.
Suits: Brands that want a self-serve start before moving to an enterprise contract
Siteline
AI agent traffic analytics with brand visibility tracking in AI chats
- Siteline starts at $49 per month for 500 prompt runs.
- Siteline also covers reports.
Suits: Teams that want measured AI agent traffic rather than only simulated prompts
Otterly.AI
Daily brand and citation tracking across AI search engines
- Otterly.AI starts at $25 per month, billed yearly ($29 billed monthly).
- Otterly.AI has no free plan, only a free trial, unlike Known Agents.
- Otterly.AI also covers reports and site audit.
- Otterly.AI does not cover web analytics, which Known Agents does.
Suits: Marketing teams that want daily brand tracking in the main AI search engines
Agentrail
Shows how AI agents use your docs, APIs and MCPs, and where they fail
- Agentrail also covers AI agents.
Suits: Developer-tool companies whose users increasingly arrive through coding agents
AreYouMention
Free tracker for brand mentions and AI referral traffic
- AreYouMention is free.
- AreYouMention also covers reports.
Suits: Small businesses checking at no cost whether AI assistants mention them
Doppler
AI search analytics for brand mentions, AI crawlers and AI clicks
- Doppler starts at $33 per month for 5 prompts, billed yearly.
- Doppler has no free plan, only a free trial, unlike Known Agents.
Suits: Small sites that want a low-cost look at ChatGPT and Perplexity answers
llms-txt.io
llms.txt generator, validator, API and auto-updating managed files
- llms-txt.io starts at $15 per month for 1 managed site, billed monthly.
- llms-txt.io also covers site audit.
- llms-txt.io does not cover web analytics and AI search visibility, which Known Agents does.
Suits: Developer-tool and API companies whose docs are read by coding assistants
TollBit
AI bot analytics, paywall and agent-ready sites for publishers
- TollBit is free.
Suits: News and media publishers that want to be paid for AI access to their content
Limits worth knowing in Known Agents
- It measures bot visits and AI referrals to your site; it does not check what AI engines say about your brand in their answers.
- Events include every API call and each item in a batch; the vendor suggests budgeting about twice your monthly human visits.
- The free plan stops at its monthly event limit; paid plans get an email suggesting an upgrade when they run over.
- It needs a server, CDN or WordPress integration to collect data, rather than a script pasted into the page.
Common questions
What are the alternatives to Known Agents?
The alternatives to Known Agents in this directory are Profound, Promptwatch, Scrunch, Siteline, Otterly.AI, Agentrail, AreYouMention, Doppler, llms-txt.io and TollBit. Each one has a side-by-side comparison with Known Agents.
Is there a free alternative to Known Agents?
Yes. AreYouMention and TollBit are free to use. Siteline, Agentrail and llms-txt.io 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.