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Elmo vs Otterly.AI (2026): which should you pick?

As of Oct 24, 2026, Otterly.AI grades higher than Elmo: 2.4 against 2.2 out of 4.0.

Checked Oct 23, 2026 · graded Oct 23, 2026 and Oct 24, 2026 by ToolGPA

Otterly.AI grades higher on value for money. They get the same grade on the free plan, features, ease of use and platforms.

Price, platforms and features side by side. The table says where each price was read and when.

Elmo

Open-source AI visibility tracker, self-hosted free or as a cloud app

Free plan · from $29/mo

Otterly.AI

Daily brand and citation tracking across AI search engines

Free trial · from $25/mo

Which one is for you

Pick Elmo if

  • Fits if your prompt data must stay on your own servers and you can run Docker
  • Works for developer teams that want an API, SDKs and MCP on every plan

Look elsewhere if

  • Skip it if you need more than ChatGPT for under $99 a month, as Starter covers ChatGPT only, once a day
  • Not for you if you can't run servers, since the free edition is self-hosted and the hosting and AI API keys are on you
  • Watch out: cloud plans cover any 4 platforms, and Claude (web) and Grok (web) are Pro and up, with extra pairings at $5 a month each
  • Pricey if you track several brands, as 2 brands need Pro at $299 a month and 5 need Business at $649

Pick Otterly.AI if

  • Fits if a daily read on ChatGPT, Perplexity, AI Overviews and Copilot is what you need
  • Works for agencies that brand client reports through Looker Studio, from Standard

Look elsewhere if

  • Skip it if Gemini, AI Mode or Claude matter to you, as they're paid add-ons on every plan, and all seven engines add $227 a month on Standard
  • Not for you if you need white-label reports, as there aren't any
  • Tight if you start on Lite, with 15 prompts, one workspace, no API or MCP, and no extra prompt packs
  • Pricey if you outgrow Lite, as Standard is $160 a month yearly and extra prompts are $99 per 100, with 300 at most before Premium at $422
  • Watch out: Claude is tracked through its API using the Haiku model, and crawler analytics needs server log files you upload

How we grade them

2.2GPAElmoFair2.4GPAOtterly.AIFair
Value for money
CStarter is $29 a month for 50 prompts, at the edge of this category's cheaper quarter, but it's ChatGPT only, once a day. Four engines and 4 checks a day start at Basic for $99, above the dearer quarter at $95. Self-hosting is free, but you pay for servers and API keys.
BLite is $25 a month billed yearly ($29 monthly) for 15 prompts on four engines with unlimited team members, inside the cheaper quarter of AI visibility tools at $29. The API, MCP and Agent Analytics wait on Standard at $160, and Gemini, AI Mode and Claude cost extra.
Free plan and trial
CNo free cloud plan or trial. The free edition is the full product with unlimited prompts, but you host it yourself with Docker and pay for the servers and the AI providers' API keys.
CNo free plan, but a 7-day free trial with 50 prompts and no credit card needed.
Features
CVisibility, share of voice, sentiment, position, citations and the searches a model ran, read from real chat screens or APIs, plus prompt suggestions. The gap the listing names: cloud plans cover any 4 platforms, and Claude (web) and Grok (web) start at Pro.
CDaily mentions, share of voice and sentiment per engine in 70+ countries, link citation analysis, prompt research, a GEO audit and crawler analytics. The gap: Gemini, AI Mode and Claude are paid add-ons on every plan, and there's no white-label.
Ease of use
CNo rating on record. The cloud app suggests prompts, but you still choose four platforms and what to track. The free edition needs Docker, a CLI and your own PostgreSQL database.
CNo rating on record. You set the prompts to watch, and the crawler analytics means uploading your own server log files.
Platforms and integrations
BWeb only, with no desktop or phone app. Every plan has a REST API with TypeScript and Python SDKs and an MCP server for Claude Code, Codex, Cursor and VS Code.
BWeb only, with no desktop or phone app. There's an API, an MCP server and a Looker Studio connector from Standard, plus a link with Semrush.
Best forself-hosted AI visibility trackingdaily brand and citation checks in AI search

The GPA is the average of the five grades: an A is 4 points, an F is none. The full reasons are on each tool's page: Elmo and Otterly.AI. How we grade

Price against what you get

Elmo starts at $29 a month and scores 2.3 out of 4 on features, ease of use and platforms. Otterly.AI starts at $25 a month and scores 2.3.

They score the same, and Otterly.AI starts $4 a month lower. Of the other AI search visibility tools on the chart, 6 score higher than Elmo for less, and 4 score higher than Otterly.AI for less.

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 lessElmoOtterly.AI

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

Where they differ

  • Elmo is open source and self-hostable, according to its own site.
  • Otterly.AI also covers site audit.
In commonWebPublic APIReportsAI search visibility

At a glance

ElmoOtterly.AI
PricingFree planFree trial
Starts at$29 per month for 50 prompts on ChatGPT, billed monthly$25 per month, billed yearly ($29 billed monthly)
Free planThe self-hosted edition is free and open source, with unlimited prompts and every model; you pay for your own servers and AI provider API keys.None
Free trialNone listed7-day free trial with 50 prompts, no credit card required
Web
Made byBlue Whale Software, LLCOtterlyAI GmbH
Price read fromelmohq.comotterly.ai
CheckedOct 23, 2026Oct 23, 2026

Worth knowing

Elmo

  • Starter tracks ChatGPT only, once a day; other engines and 4 daily checks start at Basic for $99 a month.
  • Paid cloud plans cover any 4 platforms; premium models such as Claude (web) and Grok (web) are Pro and up, with extra pairings at $5 a month each.
  • Self-hosting is free but you pay for your own servers and for the AI provider API keys it uses.
  • White-label deployments for agencies are quoted on request.

Otterly.AI

  • Google AI Mode and Gemini cost $9, $59 or $149 a month each by plan, and Claude $29, $109 or $439, so all seven engines on Standard add $227 a month.
  • Google AI Mode, Gemini and Claude are paid add-ons on every plan; Claude is tracked through its API using the Haiku model.
  • Lite has one workspace; extra prompts are sold in packs of 100 on Standard and Premium only.
  • There is no white-label option; the Looker Studio connector is the suggested way to brand client reports.

Key features

Elmo

Visibility, share of voice and sentiment
Each prompt gets a visibility score from 0 to 100%, plus share of voice against competitors, a sentiment score and the brand's position in the answer.
Real interfaces and APIs
ChatGPT, Google AI Mode, Perplexity and other consumer apps are scraped from the screens users see; Qwen, DeepSeek, Mistral and Claude are queried through their APIs.
Citation and search analysis
Breaks each answer into the domains and URLs cited and the web searches the model ran to find them.
Prompt Wizard
Suggests the questions buyers are likely to ask, based on the site's products, competitors and personas, and starts tracking them.
REST API and MCP server
Every plan includes a REST API with TypeScript and Python SDKs, and an MCP server for Claude Code, Codex, Cursor and VS Code.
Self-hosting
Runs as a Docker Compose stack set up with a CLI, storing brands, prompts and answers in your own PostgreSQL database.

Otterly.AI

Daily prompt monitoring
Tracks set prompts every day and reports brand mentions, coverage, share of voice and sentiment per engine, in more than 70 countries.
Link citation analysis
Shows which URLs and domains each AI engine cites for a prompt, with a domain ranking to find the sources worth targeting.
AI prompt research
Suggests prompts customers are likely to ask AI search tools about a brand or topic, as a starting set to monitor.
GEO audit
A technical audit of site URLs for generative engine readiness; Lite allows 1,000 audited URLs a month, Premium 10,000.
Agent Analytics
Reports AI agent and crawler visits to your site from server log files you upload.
API, MCP and Looker Studio
An API and MCP server give programmatic access to the data; the Looker Studio connector comes with Standard and above.

Plans

Elmo

  • Self-hosted$0

    The same product on your own servers via Docker, with unlimited prompts and any model. You host it yourself.

  • Starter$29

    per month for 50 prompts on ChatGPT only, billed monthly

    1 brand, each prompt checked once a day in ChatGPT, unlimited seats, and API and MCP access.

  • Basic$99

    per month for 50 prompts on 4 AI platforms, billed monthly

    1 brand, with prompts checked 4 times a day on any 4 platforms picked from ChatGPT, Google AI Mode and AI Overviews, Copilot, Perplexity, Gemini and others.

  • Pro$299

    per month for 150 prompts on 4 AI platforms, billed monthly

    2 brands, checks 4 times a day, plus 20 daily premium pairings on Claude (web), GPT Search or Grok (web).

  • Business$649

    per month for 350 prompts on 4 AI platforms, billed monthly

    5 brands, checks 4 times a day, plus 30 daily premium prompt and model pairings.

  • CustomCustom

    More brands, custom prompt limits, more frequent sampling and any models, by contract.

Otterly.AI

  • Lite$25

    per month, billed yearly ($29 billed monthly)

    15 prompts tracked daily on ChatGPT, Google AI Overviews, Perplexity and Copilot, unlimited team members, one workspace. No API, MCP or extra prompts.

  • Standard$160

    per month, billed yearly ($189 billed monthly)

    100 prompts, API, MCP and Agent Analytics. Extra prompts are $99 per 100 a month, up to 300 more before you must move to Premium.

  • Premium$422

    per month, billed yearly ($489 billed monthly)

    400 prompts with everything in Standard. Extra prompts are $99 per 100 a month.

  • EnterpriseCustom

    From 1,000 prompts, with SSO, custom terms, a quarterly GEO health check and a dedicated success manager.

Ways to pay less

Elmo

  • Annual discount

    Two months free with annual billing

    Elmo's pricing page says annual billing saves two months: Starter is $290 a year instead of $29 a month, and Basic $990 instead of $99 a month.

Otterly.AI

No public discounts listed.

Common questions

Which is cheaper, Elmo or Otterly.AI?

As of Oct 23, 2026, Otterly.AI is cheaper to start with: $25 a month, against $29 a month for Elmo. Elmo starts at $29 per month for 50 prompts on ChatGPT, billed monthly, and Otterly.AI starts at $25 per month, billed yearly ($29 billed monthly).

Which has a free plan, Elmo or Otterly.AI?

As of Oct 23, 2026, only Elmo has a free plan. Otterly.AI does not, though it has a free trial.

More comparisons

How this page was made

  • The verdict at the top follows a fixed rule. When both tools are in the same category and either is in our top three for it, the verdict follows that ranking: the higher-placed tool is our pick. The top three weigh who each tool suits as well as its grades, so a pick can go against the GPA. Otherwise the page does not pick one and says which grades higher: the higher GPA first; on a tie, the one with a free plan, then the one that starts cheaper in dollars a month, counted the same way for both; if they are still level, what the choice depends on.
  • The grades are our own, from each tool’s review or report card. The GPA is their average.
  • Prices, plans and platforms come from each tool’s listing. The table above says where each price was read and when.
  • The differences and the answers to the questions are worked out from those listings.
How we review and grade