Cresta vs Zendesk

Cresta — Application · Private · $1.6B valuation · 4 of 4 figures sourced  |  Zendesk — Application · Private · $10.2B valuation · 3 of 3 figures sourced

Relationship

Agent Operations Center and Zendesk Quality Assurance do comparable work on customer support; both also serve buyers who need to handle customer support conversations and watch an AI agent for suspicious or runaway behaviour; larger scale (private).

Assembled from the recorded fields for this pair, not hand-checked. The comparison below is read from each company’s own profile.

8 of 9 capabilitiesShared product typeLarger scale

8 of 9 capabilities — Shares agent orchestration, customer support, data analysis and 5 more.

Ludbee capability tags · from the product records

Shared product type — Both ship AI agent and application.

Ludbee product records

Larger scale — Zendesk: $10.2B valuation, against Cresta's $1.6B valuation.

Ludbee scale figures · valuation, market cap or revenue estimate

Aligned comparison

FieldCrestaZendesk
Valuation$1.6B$10.2B Zendesk has 6.4× more
Employees5087,125 Zendesk has 14× more
Founded20172007 10 yrs earlier
StatusPrivatePrivate match
CategoryApplicationApplication match
Stack layerAI agent, ApplicationAI agent, Application match
HeadquartersPalo Alto, USASan Francisco, USA

Capability overlap

Shared · 8

Agent orchestrationCustomer supportData analysisEvaluation and observabilityKnowledge retrievalSummarizationVoice agentWorkflow automation

Not verified for Zendesk · 1

Education and tutoring

Recorded for Cresta. Zendesk’s product records say nothing either way — a missing record is not a missing capability.

Not verified for Cresta · 3

Document extractionEmail assistanceText generation

Recorded for Zendesk. Cresta’s product records say nothing either way — a missing record is not a missing capability.

Products, side by side

Algorithmic pairing — assembled from recorded fields, not hand-checked

Cresta

Application

AI AnalystApplication

Conversational research tool: poses natural-language questions over customer interaction data and returns evidence-grounded charts, comparisons and written answers.

AI ReceptionistApplication

Automated 24/7 phone-answering system for small businesses that captures leads, books/reschedules appointments, answers questions and routes calls.

Agent Operations CenterApplication

A supervision surface for a contact centre running both people and AI agents, giving real-time oversight and guidance across the two.

Automation DiscoveryApplication

Identifies which customer conversations are automation candidates, assigns a readiness score by volume/complexity/resolution rate, and exports discovered flows into Cresta's AI Agent Builder.

Cresta Agent AssistApplication

Real-time AI that listens to live contact-center conversations and surfaces behavioral coaching, source-backed answers and after-call summaries directly inside an agent's existing tools.

Cresta Conversation IntelligenceApplication

Analyzes 100% of customer conversations across human and AI agents to surface behavioral drivers of CSAT, handle time and revenue, combining Cresta Insights, Quality Management and Coach.

Cresta OperaApplication

The no-code AI workflow engine that powers every Cresta product ('Opera GenAI Intents, Opera Workflows, Opera Analyzer'), letting contact-center teams configure and continuously optimize AI without writing code.

Knowledge AgentApplication

Continuously listens during customer interactions and surfaces precise answers in real time, grounded in conversation and on-screen context (account status, order history), guiding agents through complex workflows.

Synthetic CustomersApplication

Analyzes conversation data to generate realistic customer personas, ranked by traffic volume and traced to source conversations, for AI-agent testing, human-agent training and voice-of-customer simulation.

Training SimulatorApplication

Lets contact-center agents practice against AI-simulated customers built from real conversations, for onboarding, continuous skill development and targeted coaching.

AI agent

Cresta AI AgentAI agent

Cresta's autonomous contact-centre agent, handling customer conversations end to end rather than coaching a human through them.

Zendesk

Application

Zendesk Contact CenterApplication

Contact-centre add-on on the Zendesk Resolution Platform that puts voice, digital and self-service in one agent workspace; its Voice AI agents understand caller intent, apply the company's policies and resolve calls end to end, while Voice Copilot takes notes, summarises and reads sentiment in real time for human agents.

Zendesk CopilotApplication

An AI assistant add-on for Zendesk that gives human support agents in-workspace guidance, auto-assist suggestions and intelligent triage, and gives admins proactive workflow recommendations.

Zendesk KnowledgeApplication

AI-assisted knowledge-base building and maintenance: unifies service and third-party content, generates ready-to-use articles, and grounds AI/human agents with a single knowledge foundation.

Zendesk Quality AssuranceApplication

An AI-powered support QA add-on that auto-scores human and AI agent conversations via AutoQA, flags high-risk interactions with Spotlight, and drives targeted coaching.

Zendesk Workforce ManagementApplication

Forecasting and scheduling add-on for Zendesk support teams: it analyses a team's historical ticket data to predict how many agents a day, month or season will need, builds schedules down to the minute, and tracks what agents are working on in real time.

AI agent

AI AgentsAI agent

Autonomous agents that resolve multi-step customer-service requests across messaging, email, voice and social channels, learning from each resolution and escalating to a human agent when needed.

Employee Service AI AgentsAI agent

AI agents purpose-built for internal IT and HR support that retrieve permission-scoped answers from enterprise sources such as SharePoint, Google Drive and Confluence and execute workflows from inside Slack or Microsoft Teams.