Kayako vs Kustomer

Kayako and Kustomer, side by side across AI, pricing, channels, security, and seven more categories. We pull every figure from public sources and don’t pick a winner.

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Kayako

AI-first support platform. Kay AI agent positioned as an autonomous resolver, tagline "Scale Support Not Headcount."

Best for Mid-market to enterprise (retail/ecommerce, SaaS, financial services, healthcare) wanting managed, expert-led AI.

2001 (Jalandhar, India, by Varun Shoor). · London, UK (plus Gurgaon and Singapore).

Kustomer

AI-native customer service platform and CRM. Unifies AI agents, omnichannel, and CRM in one timeline.

Best for Mid-market to enterprise retail, travel, and finance replacing legacy ticketing (e.g. Turo, Everlane, Sweetgreen).

2015 · New York, NY

Claimed: from the vendor, not independently verified.
3rd-party: sourced elsewhere, not on the vendor's site.
Everything else: from the vendor's own pages and verifiable.

Pricing

List prices, seat rules, trials, and pricing transparency.

Pricing model
KayakoHybrid: flat platform fee (Kayako One) plus $1 per AI-resolved ticket.
KustomerPer-seat, annual; two plans (Enterprise, Ultimate); voice/SMS/WhatsApp pay-as-you-go on top.
Free plan
KayakoNot offered
KustomerNo
Free trial / guarantee
Kayako90-day AI Agent Pilot with refund guarantee; 14-day trial also cited.(3rd-party)source
KustomerNot disclosed
Price
Kayako$79/mo flat (Kayako One). · Single platform tier. · Enterprise/custom via sales.(3rd-party)source
KustomerEnterprise ~$89/seat/mo (annual). · Ultimate ~$139/seat/mo (annual).(3rd-party)source
Seat minimum
KayakoNone stated (legacy Cloud 5, On-Prem 10).(3rd-party)source
Kustomer8 seats minimum.(3rd-party)source
Unlimited agents
KayakoKayako One flat fee implies unlimited agents, though not stated explicitly.(claimed)source
KustomerNo. Seat-based.
Implementation fee
KayakoWhite-glove onboarding included.
KustomerPaid add-on; price not disclosed.
Transparency
KayakoLow. No plan prices listed publicly; directs to Talk to an Expert. The $1/resolution rate is the only public figure.
KustomerLow. Base prices not published; Talk to Sales required.
Pricing last verified
Kayako2026-06-02
Kustomer2026-06-02

Channels

Where each tool can talk to customers.

Email
KayakoNative
KustomerNative
Live chat
KayakoNative
KustomerNative
In-app messenger
KayakoNative (mobile SDK).(claimed)source
KustomerNative (web/mobile SDKs).
Voice
KayakoListed as a channel (native voice is contested).
KustomerNative (Kustomer Voice; $0.02/min US/CA inbound).
SMS
KayakoListed as a channel (native SMS is contested).
KustomerNative (pay-as-you-go).
WhatsApp
KayakoNative (unified inbox).(claimed)source
KustomerNative (up to 5 accounts; Meta fee + 20% markup).
Social
KayakoNative. X, Instagram, Facebook, TikTok, LinkedIn.(claimed)source
KustomerNative (up to 50 FB pages, 50 IG accounts).
Unified inbox
KayakoNative(claimed)source
KustomerNative. Single customer timeline.(claimed)source

Voice & Telephony

Native voice vs telephony integrations.

Native vs via integration
KayakoVoice channel listed; native voice/IVR is contested (Twilio suggested as an alternative).
KustomerNative. AI-powered voice native; also 8x8, Aircall, Amazon Connect, Cordless integrations.
Voice AI / transcription
KayakoNot disclosed
KustomerAI conversation summaries confirmed; real-time transcription not explicit; PCI redaction across voice.
Telephony billed separately
KayakoNot disclosed
KustomerYes. Pay-as-you-go from $0.02/min US/CA.

AI & Automation

Autonomous resolution, agentic actions, models, and how AI is priced.

Autonomous AI agent
KayakoYes. Kay triages, drafts, processes refunds, updates shipping, creates users, and closes cases.(claimed)source
KustomerYes. Concierge customer-facing agent. Multi-step workflows, refunds, subscriptions, GET/POST/PUT/DELETE API calls.
Copilot / Assist mode
KayakoYes. Response suggestions, sentiment coaching, auto-translation, duplicate detection, field autofill.(claimed)source
KustomerYes. Envoy (ex KIQ Agent Assist): suggested responses, summaries, text enhancement, 2-way translation.
Claimed automation rate
Kayako80%+ of repetitive tickets resolved within 90 days; 68% AI resolution rate.(claimed)source
Kustomer70% of chat fully automated (Vuori); 98% WhatsApp AI-powered (unnamed); copilot up to 65% efficiency.(claimed)source
AI channel coverage
KayakoEmail, chat, voice, social (X, Facebook, Instagram, TikTok, LinkedIn, WhatsApp), SMS.(claimed)source
KustomerChat, email, voice, SMS, WhatsApp, forms.
Agentic actions (API) vs answer-only
KayakoActions via API. Refunds, shipping updates, and user creation through external APIs.(claimed)source
KustomerActions via API. Refunds, subscription changes, shipment tracking (GET/POST/PUT/DELETE).
Knowledge sources
KayakoKnowledge base, ticket history and resolution data, company docs, customer profile data.(claimed)source
KustomerKB articles, public web pages, full CRM timeline (purchase history, conversations, loyalty), Guru integration.
Underlying model
KayakoNot disclosed
KustomerOpenAI (GPT-3.5/GPT-4), Anthropic, AWS Bedrock; Amazon Translate.
Trains on past tickets
KayakoYes. Continuous Learning trains on resolved tickets.(claimed)source
KustomerCustomer data not used to train global models; OpenAI zero-retention.
Pre-deploy simulation / sandbox
KayakoNo named simulation mode. No-code builder tests rules against historical data.
KustomerYes. AI Evaluations (hundreds of test conversations); Automation Assistant flags conflicts pre-launch; sandbox.
Multilingual
KayakoYes. Multi-language with auto-translation.(claimed)source
KustomerYes. 2-way translation in 53 languages; agent templates in FR/NL/DE/Amharic.
Runs on your existing helpdesk vs native-only
KayakoBoth. Kay can layer onto Zendesk, Freshdesk, Intercom, or Kayako's own helpdesk.(claimed)source
KustomerNative only. The Kustomer AI layer needs the Kustomer platform for full functionality.
AI pricing model
KayakoPer resolved ticket (counts only when Kay solves without a human).
KustomerCustomer-facing agents per engaged conversation; rep copilot per user/mo.(3rd-party)source
AI unit price
Kayako$1 per AI-resolved ticket.
Kustomer$0.60 per engaged conversation (add-on).(3rd-party)source
Copilot / Assist price
KayakoBundled into the platform.
Kustomer$40/user/mo (AI for Reps/Envoy); historically $39 KIQ Agent Assist.(3rd-party)source

How Open.cx compares

Open.cx runs on top of Kayako or Kustomeras an AI layer, or works as its own helpdesk. Here's where it lands on the same questions.

Runs on your existing helpdesk vs native-only
Both. Add it on top of the helpdesk you already run, or use it as your own inbox. Works with Zendesk, Intercom, Front, Freshdesk, Gorgias, Salesforce, HubSpot, Dynamics 365, Twilio Flex, and Creatio.
Autonomous AI agent
Yes. Autopilot resolves tickets end to end on its own, across every channel.
AI pricing model
Per resolution, so you pay for outcomes. Escalations to a human are free.
Claimed automation rate
77% average automation; up to 80% (Trunkrs)(claimed)source

Security & Compliance

Certifications, data residency, and access controls.

SOC 2 Type II
KayakoAWS infrastructure holds SOC 1/2/3; Kayako does not claim its own SOC 2 certification.
KustomerSOC 2 Type II.
GDPR
KayakoGDPR referenced; certified under EU-US DPF, UK Extension, and Swiss-US DPF.
KustomerYes. Data processor; DPA; US and EU hosting; CCPA.
HIPAA / PCI
KayakoListed as an evaluation criterion, not a confirmed certification.
KustomerPaid add-on (Enterprise/Ultimate); BAA; requires SSO+MFA.
SSO / SAML
KayakoSSO supported; SAML SSO via connectors; 2FA.
KustomerYes. SAML; Google and MS365 SSO; SCIM.
Data residency
KayakoNot disclosed (data may be stored in the EEA, US, or other countries).
KustomerAWS US and EU via sub-processors; customer-selectable residency not disclosed.

Integrations

Marketplace breadth, APIs, and developer tooling.

Marketplace / integrations (approx.)
KayakoNo native marketplace; hundreds via Zapier (Integrately lists 554). Native connectors: Salesforce, Slack, Teams, WhatsApp, Shopify, Stripe, Jira, GitHub.
Kustomer~60+ integrations.(3rd-party)source
Shopify depth
KayakoPre-built connector syncing order and customer data into the SingleView timeline; bi-directional.(claimed)source
KustomerDeep native. One-click; full order history, SKUs, images, LTV; process returns/exchanges; Shopify Plus.
Open / public API
KayakoYes. RESTful API plus webhooks (developer.kayako.com).
KustomerYes. REST API + webhooks; MCP server.
Developer SDK / MCP
KayakoDev docs exist; no dedicated SDK package named.
KustomerYes. Chat SDKs (web, iOS, Android, React Native); Apps Platform.

Automation & Workflows

Builders, triggers, routing, and SLAs.

Workflow builder
KayakoYes. No-code builder: describe rules in natural language, AI drafts them, test on historical data, approval gates.(claimed)source
KustomerYes. Visual builder with Workflow Assistant (AI-guided).
Triggers / automations
KayakoYes. Triggers/monitors with conditions, time-based, and AI-triggered (e.g. sentiment drop escalates).(claimed)source
KustomerYes. Up to 200 business rules; message-attribute AI activation; Automation Assistant.
Routing
KayakoYes. AI triage auto-classifies and routes; custom SLAs per channel.(claimed)source
KustomerYes. Smart routing, business-hours-aware, team filtering, queue routing.
Macros / canned responses
KayakoYes. Prewritten responses and macros.(claimed)source
KustomerYes. Shortcuts; AI-suggested responses.
SLA management
KayakoYes. Custom SLAs per channel; performance across intents, channels, and regions.(claimed)source
KustomerYes. SLA management with visual dashboard; up to 10 queues/teams.

Collaboration

How support teams work a queue together.

Internal notes
KayakoYes. With @mentions.(claimed)source
KustomerYes. Visible to team; @mentions.
Collision detection
KayakoYes. Helps prevent duplicate effort.(claimed)source
KustomerYes. Presence indicators when multiple agents view.(3rd-party)source
Side conversations
KayakoNo named feature; collaboration with experts/vendors referenced.
KustomerNot disclosed (notes/@mentions confirmed).
Shared inbox
KayakoYes. Multi-team shared inboxes.(claimed)source
KustomerYes. Unified omnichannel timeline.(claimed)source

Self-Service & Knowledge

Knowledge base, help center, and deflection.

Knowledge base
KayakoYes. Semantic search, freshness scoring, content gaps, multilingual.(claimed)source
KustomerYes. SEO-optimized; internal and public; theme builder, multi-brand/language.
Help center
KayakoYes. Public help center in Kayako One.(claimed)source
KustomerYes. Customer portal with search; request submission and tracking.
Community forum
KayakoNot offered
KustomerYes. Referenced as help center component.
AI answers from knowledge base
KayakoYes. AI drafts KB articles from resolved tickets; AI chat widget; 80%+ deflection claimed.(claimed)source
KustomerYes. Concierge surfaces AI answers from KB; KB Assistant improves accuracy.

Reporting & Analytics

Dashboards, custom reports, and CSAT.

Dashboards
KayakoYes. Prebuilt dashboards (volume, handle time, FCR, CSAT/NPS, deflection, SLA).(claimed)source
KustomerYes. Prebuilt dashboards (volume, handle time, CSAT, SLA); real-time.
Custom reports
KayakoCustom-report builder not confirmed (legacy product had 100+ reports).
KustomerYes. Chart Editor; Data Explorer (NL analytics).
Included in lowest tier
KayakoPrebuilt reports in the Kayako One base.(claimed)source
KustomerReporting in base platform (no tier gating noted).(claimed)source
CSAT surveys
KayakoYes. CSAT tracked (76%-90% in a case study).(claimed)source
KustomerYes. Native CSAT; real-time tracking; AI Evaluations scores every AI interaction.

Onboarding & Support

Implementation, CSM tiers, and partners.

Onboarding
KayakoWhite-glove, expert-led onboarding included; phased 2-4 week implementation; 90-day AI Pilot with refund guarantee.(claimed)source
KustomerImplementation services paid add-on; vendor-managed onboarding; ~2 months typical.
Support channels
KayakoHelp center (support.kayako.com), Talk to an Expert, email; reviews note responsiveness gaps.(claimed)source
KustomerHelp Center, community portal; direct channels not public.
Dedicated CSM
KayakoYes. CSM as a single point of contact (appears standard).(claimed)source
KustomerEvery customer gets a CSM.
Implementation partners
KayakoNo partner directory; ESW/Trilogy implies internal services only.
KustomerYes. Referral/Reseller/Developer/Integration partner tiers.

Frequently asked questions

Powered by Open.cx

Keep Kayako or Kustomer. Add Open.cx on top.

Open.cx runs on top of whichever you pick and resolves tickets end to end across chat, email, voice, and WhatsApp. You keep the helpdesk your team already knows. Here's how it compares to each: