They sell software you operate. SignalAEO is the only hands-off AI ranking service — you name a keyword, our 10,000-device farm makes your brand the answer in 14 days. A category of one.
Profound (tryprofound.com), Peec AI (peec.ai), Otterly (otterly.ai), and AthenaHQ (athenahq.ai) are real tools built by real teams. Profound raised $96M in February 2026. Peec AI pioneered the simulated-browser approach as a step up from raw API polling. Otterly gives small teams a fast entry point. AthenaHQ built one of the deeper workflow stacks in the category. They are all monitoring software: they show you dashboards and hand the actual ranking work back to you — rewrite this page, add that schema, publish this content.
SignalAEO is not software you run. It is a hands-off ranking service. You name a keyword. Our 10,000-device farm generates the real-account session signals ChatGPT, Perplexity, and Gemini use to decide who to cite. Your brand becomes the answer in 14 days — measurably. You keep running your business; we handle the signal layer. No content rewrites, no schema edits, no website access. This is the only service of its kind on the market.
The 10,000-device farm is the moat. AI engines personalize by geography, account status, and conversation history — a synthetic query from a datacenter doesn't move the ranking because it isn't the signal the model ranks on. Producing real-account signal at scale is an infrastructure problem, not a software problem, and no one else is doing it. Independent testing documented a 3-vs-123 mention gap between one monitoring tool and manual verification on the same brand in the same week — a 97% accuracy discrepancy that illustrates why measuring synthetically and executing manually doesn't produce rankings (source: ziptie.dev).
THE 97% ACCURACY GAP
Independent testing found that one monitoring tool reported 3 brand mentions while manual verification of the same brand found 123 — a 97% discrepancy. This is why tools that watch synthetic responses cannot produce real rankings: the bot talks to ChatGPT; your buyers are talking to a different ChatGPT. SignalAEO ranks brands by running the real-account signals those buyers produce.
| Dimension | SignalAEO | Profound | Peec AI | Otterly | AthenaHQ |
|---|---|---|---|---|---|
| Data collection method | Real consumer devices — real phones and laptops, real accounts, residential ISPs | Synthetic API polling (ChatGPT API + others) | Simulated headless browser (still a bot fingerprint, not a real account) | API / UI scraping | Synthetic API polling |
| Real-device coverage | 10,000+ real consumer devices | None | None (simulated browser, not a physical device) | None | None |
| Geographic resolution | Metro-level — device in Tulsa asks from Tulsa | National / country-level | National | 50+ countries (country-level) | National |
| AI platforms monitored | ChatGPT, Perplexity, Gemini, Claude, Copilot | ~5 engines (ChatGPT-heavy) | 5 engines (add-ons cost extra) | 6 AI platforms | 5 engines |
| Citation measurement | Verified — observed from real accounts in real sessions | Inferred from API response | Inferred — independent testing found a 3-vs-123 mention gap vs manual verification | Inferred from API/scrape | Inferred from API response |
| Product shape | Hands-off ranking service — we run the signal layer for you | Monitoring software — you operate the dashboard and publish | Monitoring software — dashboards plus briefs, work lands on you | Monitoring only — tells you if you're cited, not how to be | Monitoring + content briefs — your team executes |
| Approx entry-level pricing | $297/month, self-serve, no sales call | $99/month (ChatGPT only, 50 prompts) — serious tiers from $399 | ~$105/month Starter | $29/month (15 prompts — limited scale) | $270/month Lite (credit-based) |
| Suitable for SMB self-serve | Yes — built for 10–250 employee businesses | Entry tier is SMB, but serious features require $399+ and enterprise motion | Yes | Yes — but $29 tier is toy scale for real tracking | Mid-market — $270 minimum is steep for small teams |
Profound has the best prompt-intelligence layer in the category. Their data on what people actually ask AI assistants — the volume and phrasing of real user queries — is genuinely unique. If your question is "what are buyers asking AI in my category?" Profound has strong answers. The $96M Series B means the dashboard will keep getting better. Where the categories diverge: Profound is software you operate to generate content briefs and watchlists. Once you know what to publish, the publishing is still your team's job, and the actual ranking is a side effect of that work. SignalAEO skips the dashboard-and-brief loop entirely: name a keyword, our device farm runs the signal layer, your brand becomes the answer. Different product shape, different outcome.
Peec AI moved from pure API polling to simulated browser sessions — a real step forward in collection fidelity. For mid-market agencies that need multi-model monitoring and want more than a raw API response, Peec AI is a reasonable choice at its price point. Their competitor benchmarking is useful for tracking share-of-voice. The category difference: a simulated browser still isn't a real account with real history on a residential IP, so it can't generate the signal AI engines rank on. Peec AI watches the answer and reports. SignalAEO produces the answer and delivers the ranking. Different job.
Otterly is the most accessible entry point to AEO monitoring. At $29/month across six AI platforms and 50-plus countries, it gets a solopreneur a dashboard fast. If you want a cheap way to check whether your brand appears at all in AI answers, Otterly works. The category difference: Otterly tells you if you're cited. It does nothing to make you cited. Most Otterly users spend a few months watching the dashboard not move, then go looking for something that actually produces the ranking — which is the job SignalAEO does hands-off.
AthenaHQ has the deepest workflow integration of any tool in this comparison. Their Athena Citation Engine (ACE), combined with a content optimization agent and source intelligence layer, tries to close the loop from observation to published content. For mid-market teams that want monitoring plus AI-assisted brief generation in one tool, AthenaHQ is worth evaluating. The category difference is the same: AthenaHQ still hands your team a brief and expects your team to publish — your content calendar, your editorial review, your schema changes, your website. SignalAEO doesn't touch your website at all. We run the real-account signal layer off-site and your brand becomes the answer. One is a better content-ops tool; the other is a ranking outcome.
You want AI to recommend you — not another dashboard to read.
Every other product in this comparison hands you a screen and a to-do list. SignalAEO is the opposite shape: you name the keyword, we run the ranking. No login required after onboarding. No content calendar. No weekly review meeting. Your brand becomes the answer in 14 days and you keep running the business.
You serve customers in specific cities.
AI engines personalize by geography. A homeowner in Tulsa gets a different answer than a datacenter in Ohio. Our device farm produces the Tulsa-local signal for the Tulsa keyword. No monitoring tool can do this, because they aren't generating signal — they're watching it.
You've tried a monitoring tool and your leads didn't move.
If you paid for a dashboard, followed its recommendations, published the briefs it generated, and your inbound still looks the same — that's the category-wide pattern. Watching is not ranking. SignalAEO owns the ranking outcome.
You do not have time to manage an AEO program in-house.
You're a business owner or small marketing team. You don't have a content strategist, a schema specialist, and a prompt researcher on staff. SignalAEO absorbs all of that. You hand us the keyword; we hand you the ranking.
You want a ranking outcome at SMB pricing.
Enterprise agencies charge $4–8k/month retainers and still hand you a content calendar. Monitoring tools at $99–$400 hand you a dashboard. SignalAEO starts at $297/month for the only hands-off ranking service on the market. Category of one.
Profound, Peec AI, AthenaHQ, and Otterly are monitoring tools. They show you dashboards and hand the ranking work back to you. SignalAEO is a category of one: the only hands-off AI ranking service. You name the keyword, our 10,000-device farm runs the real-account signals AI engines rank on, your brand becomes the answer in 14 days. If you want software to operate, pick one of them. If you want the ranking itself, there is only us.
10,000-device farm. Your brand becomes the answer in 14 days. Zero work from you.