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AI · head to head

Copilotly vs H2O.ai

Copilotly logo

Copilotly

AI

131 specialist AI copilots across 20 professional domains

From
Free
Free plan
Yes
Full reviewWebsite
H2O.ai logo

H2O.ai

Machine Learning

AI Cloud for building and deploying AI applications

From
Free
Free plan
Yes
Full reviewWebsite

The short version

  • Each has a real cost: Copilotly copilotly explicitly disclaims that its legal, medical, and financial copilots are not a substitute for licensed professional advice, which limits its use for anything requiring accountable expert sign-off.; H2O.ai java is always required to run H2O-3 even when working from R or Python, and only a 64-bit JRE or JDK is supported
  • They diverge on capability: Copilotly covers 131 specialist copilots, H2O.ai covers AutoML.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Copilotly and H2O.ai actually diverge.

Attributes where Copilotly and H2O.ai differ
AttributeCopilotlyH2O.ai
Platformsweb, ios, android, windows, macWeb, Cloud
CategoryAIMachine Learning
FoundedUnknown2011

Identical on both: starting price (Free), pricing model (freemium), free tier (Yes), user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Copilotly

  • 131 specialist copilots
  • Browser extension
  • Multi-model routing
  • Document upload and analysis
  • Encrypted conversations
  • Desktop and mobile apps
  • Admin dashboard and usage analytics
  • SSO and SAML

Only in H2O.ai

  • AutoML
  • Distributed computing
  • Feature engineering
  • Model explainability
  • Time series forecasting
  • Spark
  • Hadoop
  • Python

What people use each for

The jobs each tool is most often brought in to do.

Copilotly

  • Getting a quick legal or contract question answered without booking a consultationnot H2O.ai
  • Drafting and reviewing professional documents with domain-specific guidancenot H2O.ai
  • Researching medical, financial, or HR questions with a specialist-tuned assistantnot H2O.ai
  • Working across many knowledge-work tasks under one subscription instead of separate toolsnot H2O.ai
  • Getting AI help directly inside the browser while reading any webpagenot H2O.ai

H2O.ai

  • Distributed in-memory machine learning over large datasetsnot Copilotly
  • Training and productionising models from R or Python against a shared H2O clusternot Copilotly

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Copilotly

  • Copilotly explicitly disclaims that its legal, medical, and financial copilots are not a substitute for licensed professional advice, which limits its use for anything requiring accountable expert sign-off.
  • The free plan caps usage at 3 copilots and 50 messages per day, pushing most real usage onto the paid Pro tier.
  • It relies on third-party foundation models (GPT-4o, Claude, Gemini, DeepSeek) rather than proprietary domain models, so answer quality is bounded by those underlying models.
  • There is no published documentation site or API, limiting integration options for developers or teams wanting to build on top of it.
  • Safari support is listed as 'coming soon' rather than available, so macOS/iOS Safari users are currently unsupported in-browser.

H2O.ai

  • Java is always required to run H2O-3 even when working from R or Python, and only a 64-bit JRE or JDK is supported
  • Supported Java versions stop at Java SE 17; newer versions only run by forcing an unsupported version flag and are guaranteed for experiments rather than production
  • H2O-3 only supports numpy below version 2, so a numpy 2 environment must be downgraded
  • Supported Python versions are limited to 3.7 through 3.11
  • The Flow web UI requires an internet browser and is the only graphical interface

Pricing, plan by plan

Copilotly

Free
  • FreeFree
    • Access to 3 copilots of your choice
    • 50 messages per day
    • Conversation history
  • Pro$29/month
    • Every copilot unlocked (131 across 20 domains)
    • Unlimited messages
    • Also billed $4.99/week or $290/year
  • Enterprise$undefined/month
    • Everything in Pro
    • Unlimited team members
    • Custom copilots on your own data

H2O.ai

Free
  • H2O-3 Open SourceFree
    • Core algorithms
    • AutoML
    • Community support
  • Driverless AIFree
    • Automatic feature engineering
    • Model explainability
    • Enterprise support

Which should you pick?

Choose Copilotly if

  • You need 131 specialist copilots.
  • You want to start without paying.
  • You work on web, ios, android, windows, mac.
  • You also want browser extension.
Copilotly review

Choose H2O.ai if

  • You need automl.
  • You want to start without paying.
  • You work on Web, Cloud.
  • You also want distributed computing.
H2O.ai review

Questions people ask

Is Copilotly or H2O.ai better?
Neither clearly leads. Copilotly starts at Free and H2O.ai at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Copilotly or H2O.ai?
Copilotly starts at Free and H2O.ai at Free.
Does Copilotly or H2O.ai run on more platforms?
Copilotly runs on web, ios, android, windows, mac. H2O.ai runs on Web, Cloud.
Can I use Copilotly for free?
Both have a free tier, so you can try either at no cost before committing.
What is Copilotly best used for?
Copilotly is most often used for getting a quick legal or contract question answered without booking a consultation, drafting and reviewing professional documents with domain-specific guidance, researching medical, financial, or hr questions with a specialist-tuned assistant, working across many knowledge-work tasks under one subscription instead of separate tools. Of those, getting a quick legal or contract question answered without booking a consultation and drafting and reviewing professional documents with domain-specific guidance are not what H2O.ai is typically brought in for.
What can Copilotly do that H2O.ai cannot?
Copilotly covers 131 specialist copilots, Browser extension, Multi-model routing, Document upload and analysis. H2O.ai covers AutoML, Distributed computing, Feature engineering, Model explainability.

Answered from the vendors’ own pages

Copilotly: What do you get on the free plan?

Three copilots of your choosing, 50 messages a day, conversation history and the browser extension. No card and no time limit: the 50 messages are a daily cap that resets rather than a total.

Source
H2O.ai: Is H2O open source and free?

Yes. H2O-3 OSS is free and Apache-licensed, designed for self-managed and experimental workflows. H2O.ai also offers enterprise cloud solutions with additional features.

Source
Copilotly: How much is Pro, and is annual cheaper?

Pro bills three ways: $4.99 a week, $29 a month, or $290 a year. The annual cycle works out at about $24.17 a month, so it is the cheapest of the three.

Source
H2O.ai: How many companies use H2O's open source platform?

Over 18,000 companies across Finance, Insurance, Healthcare, Retail, Telco, Sales, and Marketing use H2O's open-source machine learning platform.

Source
Copilotly: Can I try it before paying, and can I get a refund?

Pro has a three-day free trial and a seven-day money-back guarantee. Subscriptions can be cancelled at any time with no cancellation fee.

Source
Copilotly: Which models does Copilotly run on?

It routes to third-party foundation models rather than its own: GPT-4o, Claude, Gemini and DeepSeek. Answer quality is therefore bounded by whichever of those handles a query.

Source
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