The verdict
On the data we hold, respond.io comes out ahead. Here is why, point by point.
What the data says
- Only respond.io has a free plan to start on.
- In our Support ranking, respond.io places 8 and Zendesk 3 of 16.
Side by side
| At a glance | ||
|---|---|---|
| Starts at | $79/mo | €19/mo |
| Free plan | Yes | No |
| API | Yes | Yes |
| MCP server | Yes | Not known yet |
| Links |
Plans and pricing
RE
respond.io
- StarterSmall teams starting managed conversations$99/mo
- GrowthScaling sales and marketing automation$199/mo
- AdvancedMature teams needing deeper integrations$349/mo
Zendesk
- Support TeamPer agent per month: email and ticketing, routing and ready-made dashboards. EUR 19 per agent per month billed yearly.€25/mo/seat
- Suite TeamPer agent per month: adds AI agents, omnichannel routing and messaging. EUR 55 per agent per month billed yearly.€69/mo/seat
- Suite ProfessionalPer agent per month: adds AI Admin Copilot, skills-based routing and IVR. EUR 115 per agent per month billed yearly.€149/mo/seat
Prices as the vendors list them. They change often; the final price is on their sites.
Who each is for
Choose Zendesk if…
A customer support team that wants ticketing, a help centre and AI agents from one vendor, from a startup with a few agents to a large multinational team.
Other options worth a look
Tool·Value deliveryPairs a shared inbox with a knowledge base for customer support and self-service help.Support
From $25/moFree plan
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Tool·Value deliverySupports customers across email, chat and phone with a unified inbox and an AI resolution agent.Support
From $29/mo
Tool·Value deliveryPowers knowledge bases and help centres with AI search, chatbots and an AI writing agent.Support
Tool·Value deliveryMeta's messaging app and API that lets businesses chat with customers on WhatsApp, from small shops to enterprises.Support