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Telecommunications · head to head

Five9 vs Observe.AI

Five9 logo

Five9

Telecommunications

Intelligent cloud contact center

From
$149/month
Rated
-
Full reviewWebsite
Observe.AI logo

Observe.AI

Customer Support

Conversation intelligence and automated QA for contact centres, priced from 100 seats up

From
On request
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Five9 a 50 seat minimum applies to the published rates, so the entry cost on the $119 Digital plan is $5,950 a month; Observe.AI transcription accuracy is the most frequent complaint in independent reviews and degrades on noisy audio, accented speech and overlapping speakers, which matters because QA scores, compliance reports and coaching plans all inherit the error silently.
  • They diverge on capability: Five9 covers Intelligent routing, Observe.AI covers Interaction Intelligence.
  • Prices and features above were last checked on 31 August 2026.

Where they differ

Only the attributes on which Five9 and Observe.AI actually diverge.

Attributes where Five9 and Observe.AI differ
AttributeFive9Observe.AI
Starting price$149/monthOn request
Pricing modelsubscriptionquote
PlatformsWeb, DesktopWeb
CategoryTelecommunicationsCustomer Support
Founded2001Unknown

Identical on both: free tier (No), 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 Five9

  • Intelligent routing
  • IVR
  • ACD
  • Dialer
  • WFM
  • Quality management
  • Analytics
  • Salesforce

Only in Observe.AI

  • Interaction Intelligence
  • Auto QA
  • Real-Time Agent Assist
  • Coaching workflows
  • Voice AI Agents
  • AI CoBuilder
  • Knowledge AI
  • Action and Integration Fabric

What people use each for

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

Five9

  • Cloud contact centre across voice, chat, email and social messagingnot Observe.AI
  • Routing and managing high volume customer interactionsnot Observe.AI

Observe.AI

  • A 300-seat contact centre whose QA team samples four calls per agent per month and cannot defend the resulting scores to agents or to the union.not Five9
  • A regulated collections or financial services operation that must evidence compliance language on every call rather than on a sample.not Five9
  • A supervisor group that wants live nudges on the agent desktop during difficult calls instead of feedback a fortnight later.not Five9
  • A voice of the customer programme that needs reasons for churn extracted from calls and pushed into Snowflake alongside CRM data.not Five9

Where each one falls short

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

Five9

  • A 50 seat minimum applies to the published rates, so the entry cost on the $119 Digital plan is $5,950 a month
  • Prices are per concurrent user rather than per named agent, which changes what a seat means when shifts overlap
  • Voice is excluded from the Digital plan and requires a quote
  • Usage based charges apply on top of the per seat rate
  • Three of the five tiers publish no price at all

Observe.AI

  • Transcription accuracy is the most frequent complaint in independent reviews and degrades on noisy audio, accented speech and overlapping speakers, which matters because QA scores, compliance reports and coaching plans all inherit the error silently.
  • A reported 100-agent minimum with an annual commitment puts the entry ticket in the tens of thousands per year and rules out sub-100-seat contact centres regardless of fit.
  • Non-English coverage is weak; multilingual and heavily accented operations repeatedly report the product does not meet their needs, which constrains EMEA, LATAM and APAC deployments.
  • Implementations run for months and need dedicated internal resource, and at least one detailed public review describes paying for three months of implementation that produced nothing usable.
  • Modular pricing hides total cost: the roughly $69 per agent per month figure on AWS Marketplace covers one module, so a buyer anchoring on it will be off by a wide margin once the platform fee and module mix are added.
  • There has been no disclosed funding round since April 2022 while Genesys, Five9 and NICE bundle conversation intelligence natively, so vendor viability is a live question on a three-year contract.

Pricing, plan by plan

Five9

$149/month
  • Core$149/month
    • Inbound/outbound
    • IVR
    • Basic CTI
  • Premium$169/month
    • Core + Chat/email
    • Quality management
  • Optimum$199/month
    • Premium + WFM
    • Proactive chat
  • Ultimate$229/month
    • Full suite
    • Advanced analytics

Observe.AI

On request
  • Observe.AI Platform$undefined/year
    • Per agent annual licence plus platform fee
    • Modules bought separately: Auto QA, Real-Time Agent Assist, Voice AI Agents, Analytics
    • 100 agent minimum reported

Which should you pick?

Choose Five9 if

  • You need intelligent routing.
  • You work on Web, Desktop.
  • You also want ivr.
Five9 review

Choose Observe.AI if

  • You need interaction intelligence.
  • You also want auto qa.
Observe.AI review

Questions people ask

Is Five9 or Observe.AI better?
Neither clearly leads. Five9 starts at $149/month and Observe.AI at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Five9 or Observe.AI?
Five9 starts at $149/month and Observe.AI at On request.
Does Five9 or Observe.AI run on more platforms?
Five9 runs on Web, Desktop. Observe.AI runs on Web.
What is Five9 best used for?
Five9 is most often used for cloud contact centre across voice, chat, email and social messaging, routing and managing high volume customer interactions. Of those, cloud contact centre across voice, chat, email and social messaging and routing and managing high volume customer interactions are not what Observe.AI is typically brought in for.
What can Five9 do that Observe.AI cannot?
Five9 covers Intelligent routing, IVR, ACD, Dialer. Observe.AI covers Interaction Intelligence, Auto QA, Real-Time Agent Assist, Coaching workflows.

Answered from the vendors’ own pages

Five9: What is the minimum team size required to use Five9?

Five9 requires a minimum commitment of 50 seats for any subscription plan.

Source
Observe.AI: What is the smallest contact centre that can buy this?

Reports put the minimum at around 100 agents on an annual commitment. Below that, expect to be turned away or quoted uneconomically.

Five9: How is Five9 pricing calculated, per user, flat rate, or usage-based?

Five9 offers flexible pricing models: per concurrent user, per named agent, or pay-per-use. The pricing structure varies depending on the chosen bundle.

Source
Observe.AI: Is pricing published?

No. The public pricing URL returns a 404. Everything is quoted. The only public datapoint is a single-module AWS Marketplace listing, which is not the platform price.

Five9: What does the entry-level Digital bundle include, and what does it cost?

The Digital bundle costs $119 per month per seat and supports digital channels only. Higher tiers (Core at $159, Plus, Pro, and Enterprise) are available, with Plus/Pro/Enterprise requiring contact with sales for pricing.

Source
Observe.AI: Does it work in languages other than English?

Poorly, by the account of its own customers. Treat non-English contact centres as a proof-of-concept requirement, not an assumption.

Five9: Are there additional charges beyond the base subscription?

Yes. All bundles include 3000 AI minutes per seat, but additional AI usage incurs charges. SMS messaging also has usage-based charges applied separately.

Source
Observe.AI: Is this the same company as Observe Inc?

No. Observe Inc at observeinc.com is an observability and logging vendor. The domain confusion causes real procurement errors.

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