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Customer Support · head to head

Cresta vs Klaus

Cresta logo

Cresta

Customer Support

Real-time AI coaching and autonomous agents that sit on top of an existing contact centre platform

From
On request
Rated
-
Full reviewWebsite
Klaus logo

Klaus

Customer Support

AI-powered quality management for support teams

From
$50/month
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Cresta cresta depends on the CCaaS platforms it integrates with, and NICE, Genesys and Five9 are all shipping native real-time assist and auto-QA of their own, so at renewal you may be paying twice for capability your platform vendor will bundle at a discount.; Klaus no longer available as standalone product after Zendesk acquisition
  • They diverge on capability: Cresta covers Real-time agent assist, Klaus covers AI-powered QA.
  • Prices and features above were last checked on 31 August 2026.

Where they differ

Only the attributes on which Cresta and Klaus actually diverge.

Attributes where Cresta and Klaus differ
AttributeCrestaKlaus
Starting priceOn request$50/month
Pricing modelquoteUnknown
PlatformsWeb, APIWeb
FoundedUnknown2017

Identical on both: free tier (No), user rating (Not yet rated), category (Customer Support).

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 Cresta

  • Real-time agent assist
  • Autonomous AI Agent
  • Conversation intelligence
  • Automated quality management
  • Behavioural coaching
  • Knowledge surfacing
  • Multilingual deployment
  • Supervisor dashboards

Only in Klaus

  • AI-powered QA
  • Conversation reviews
  • Scorecards
  • Coaching
  • Performance analytics
  • Calibration
  • Zendesk
  • Intercom

What people use each for

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

Cresta

  • A 1,500-seat telecommunications sales centre that wants conversion lift from live agent prompting without migrating off an incumbent Genesys deploymentnot Klaus
  • An insurance contact centre replacing manual QA sampling of two per cent of calls with automated scoring of every call for regulatory evidencenot Klaus
  • A retail support operation deploying autonomous voice agents on high-volume order status calls while keeping humans on complex claimsnot Klaus
  • A contact centre director who needs to prove which specific agent behaviours drive outcome differences, rather than relying on post-call survey scoresnot Klaus

Klaus

  • Quality assurancenot Cresta
  • Agent coachingnot Cresta
  • Performance trackingnot Cresta

Where each one falls short

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

Cresta

  • Cresta depends on the CCaaS platforms it integrates with, and NICE, Genesys and Five9 are all shipping native real-time assist and auto-QA of their own, so at renewal you may be paying twice for capability your platform vendor will bundle at a discount.
  • Pricing is not published and contracts are seat-based and annual at enterprise scale, which in practice means six-figure commitments and a procurement cycle measured in months rather than weeks.
  • Real-time guidance only pays back where conversation outcomes are measurable and repeatable, so support teams handling long, varied, low-volume cases rarely recover the licence cost.
  • Deploying real-time assist requires agents to accept on-screen prompting mid-call, and contact centres with strong union representation or experienced tenured agents frequently see adoption resistance that no amount of model quality fixes.
  • Automated quality scoring changes what agents are measured on, and organisations that switch from human QA without rewriting their evaluation rubric and appeals process create industrial-relations problems that surface months after go-live.

Klaus

  • No longer available as standalone product after Zendesk acquisition
  • Requires separate Zendesk subscription (not included in base plan)
  • Cannot be used with non-Zendesk help desk systems

Pricing, plan by plan

Cresta

On request
  • Cresta$undefined/year
    • AI Agent
    • Agent Assist
    • Conversation Intelligence

Klaus

$50/month
  • Workforce Engagement Bundle$50/month
    • Includes Zendesk QA (formerly Klaus)
    • Requires base Zendesk Support or Suite plan
    • 100% conversation review with AI

Which should you pick?

Choose Cresta if

  • You need real-time agent assist.
  • You work on Web, API.
  • You also want autonomous ai agent.
Cresta review

Choose Klaus if

  • You need ai-powered qa.
  • You also want conversation reviews.
Klaus review

Questions people ask

Is Cresta or Klaus better?
Neither clearly leads. Cresta starts at On request and Klaus at $50/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Cresta or Klaus?
Cresta starts at On request and Klaus at $50/month.
Does Cresta or Klaus run on more platforms?
Cresta runs on Web, API. Klaus runs on Web.
What is Cresta best used for?
Cresta is most often used for a 1,500-seat telecommunications sales centre that wants conversion lift from live agent prompting without migrating off an incumbent genesys deployment, an insurance contact centre replacing manual qa sampling of two per cent of calls with automated scoring of every call for regulatory evidence, a retail support operation deploying autonomous voice agents on high-volume order status calls while keeping humans on complex claims, a contact centre director who needs to prove which specific agent behaviours drive outcome differences, rather than relying on post-call survey scores. Of those, a 1,500-seat telecommunications sales centre that wants conversion lift from live agent prompting without migrating off an incumbent genesys deployment and an insurance contact centre replacing manual qa sampling of two per cent of calls with automated scoring of every call for regulatory evidence are not what Klaus is typically brought in for.
What can Cresta do that Klaus cannot?
Cresta covers Real-time agent assist, Autonomous AI Agent, Conversation intelligence, Automated quality management. Klaus covers AI-powered QA, Conversation reviews, Scorecards, Coaching.

Answered from the vendors’ own pages

Cresta: Does Cresta replace my contact centre platform?

No. It is designed to sit on top of NICE, Genesys, Five9, Amazon Connect and similar platforms, which is why it is chosen where a full CCaaS migration is not feasible.

Klaus: Is Klaus still available as a standalone product?

No. Klaus was acquired by Zendesk in February 2024 and is now integrated into Zendesk as Zendesk QA, requiring a paid Zendesk plan as the base.

Source
Cresta: What does it cost?

Cresta does not publish pricing. Contracts are seat-based and annual, and at the enterprise scale it sells into they are typically six figures per year.

Klaus: What QA features does Klaus provide?

Klaus automatically reviews 100% of customer interactions using AI, provides immediate performance insights, reduces QA time by 80%, and improves CSAT scores through targeted coaching.

Source
Cresta: Is it viable for a contact centre under 100 seats?

Rarely. The commercial model, implementation effort and required outcome measurement all assume several hundred seats or more.

Cresta: Who owns Cresta?

It is an independent venture-backed company, having raised roughly 282 million USD in total including a 125 million USD Series D in November 2024 co-led by World Innovation Lab and the Qatar Investment Authority.

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