Alhena AI vs Decagon (2026): which should you pick?

Pick Alhena AI if

• Fits if you run an online shop and want a chat assistant on your product pages
• Works for stores that also want to see how AI engines describe them

Look elsewhere if

• Tight if you are on the free plan: 25 conversations a month, and one AI engine monitored
• Pricey if you grow: $1.20 for every conversation over the allowance
• Watch out: the trial needs a payment method and bills automatically unless you cancel
• Not for you if you need to export your data, as that is Enterprise only

Pick Decagon if

• Fits if you run a support team and want agents on voice, chat and email
• Works for a company that buys through a demo

Look elsewhere if

• Skip it if you want a price: none is published and there is no pricing page
• Not for you if you want to try it free, as no self-serve plan or trial is shown
• Tight if you want integrations named: the site gives no list

Alhena AI

• Usage above the monthly allowance is billed at $1.20 per credit; a conversation is 1 credit.
• Only Essentials and above monitor all major AI engines; the Free plan watches 1.
• Data export is limited to Enterprise.
• Trials need a payment method and bill automatically unless canceled in Billing.

Decagon

• No prices are published and the site has no pricing page; the call to action is Get a demo.
• No self-serve plan or free trial is shown.
• The site gives no list of integrations by name.

Alhena AI

AI support concierge

Answers customer questions from store and help-desk data and can hand off to a human through the connected help desk.

AI shopping assistant

Recommends products from the catalog, suggests bundles and nudges shoppers who stall on a page.

AI visibility tracking

Tracks which products appear in AI search answers, with an audit and a count of AI questions tracked per plan.

Optimization credits

Spent on product page rewrites, FAQ generation and blog briefs aimed at AI search citations.

Review management

Manages and responds to reviews on platforms such as Trustpilot and Yotpo, on every paid plan.

Decagon

Agent Operating Procedures

AOPs describe an agent's workflows in natural language instead of a configuration language, so behavior can be changed quickly.

Voice, chat and email

Agents work across voice, chat and email, and the site says they keep memory across channels.

Testing and experiments

Simulations run at scale before launch, and live A/B experiments compare versions of an agent.

Watchtower and insights

Watchtower is an always-on quality check, and reporting covers the voice of the customer.

Duet

An AI partner for building and improving agents.

Alhena AI

• Free$0

  25 conversations a month, 500 URLs or SKUs, 1 AI profile, 5 AI questions tracked on 1 engine.

• Essentials$199

  per month, billed annually ($239 billed monthly)

  200 conversations a month, 25 AI questions tracked, 5 optimization credits, email support.

• Growth$499

  per month, billed annually ($599 billed monthly)

  550 conversations a month, 75 AI questions tracked, 25 optimization credits, weekly refresh.

• Scale$999

  per month, billed annually ($1,199 billed monthly)

  1,200 conversations a month, 150 AI questions tracked, 50 optimization credits.

• EnterpriseCustom

  Unlimited conversations, data export, a dedicated customer success manager and custom integrations.

Decagon

Pricing could not be confirmed. See decagon.ai.

Alhena AI

• Annual discount

  17% off with annual billing

  The pricing page shows annual billing as a 17% saving; for example Essentials is $199 a month billed annually against $239 billed monthly.

Decagon

No public discounts listed.