What each one offers, or documents on its own site, as of 27 September 2026.
Feature
Chatwoot
Zendesk
Miross
How you pay
ChatwootPer agent per month; the free Hacker plan covers 2 agents and 500 conversations, with live chat only.
ZendeskPer agent per month: Support Team covers email; the Suite plans add messaging, live chat and a help centre.
MirossPer workspace, with users included: Starter €49 a month (3 users, 500 conversations), Growth €199 (10 users, 2,000). Extra conversations cost €10 per 100.
Amazon buyer messages
Chatwoot–Not documented on their site as of 27 September 2026
Zendesk↗Through an app or connectorThrough connectors such as ChannelReply
Miross✓YesBuyer messages through a relay mailbox; the 24-hour window tracked per message
Mirakl marketplaces (Leroy Merlin, Carrefour, MediaMarkt…)
Chatwoot–Not documented on their site as of 27 September 2026
Zendesk↗Through an app or connectorThrough ChannelReply, in beta
Miross✓Yes60 Mirakl marketplaces, each with its own key: messages, order context and cancellations through the Mirakl API
Other marketplaces
Chatwoot–Not documented on their site as of 27 September 2026
Zendesk↗Through an app or connectoreBay, Walmart, Etsy and others through ChannelReply
Miross✓YesKaufland, bol.com, Cdiscount, eBay, Allegro, Miravia, Temu, AliExpress and TikTok Shop. TikTok Shop is UK only, and Cdiscount’s connection through Octopia also brings Fyndiq, CDON, Joom, Rakuten, Alltricks and OnBuy.
Email
Chatwoot✓On some plansStartups plan and up
Zendesk✓Yes
Miross✓YesGmail, Outlook or any IMAP mailbox
WhatsApp
Chatwoot✓On some plansStartups plan and up
Zendesk✓On some plansSuite plans; without a Suite, Support and Chat with the Social Messaging add-on
Miross✓YesGrowth and up, with Instagram, Telegram and LinkedIn
Live chat on your website
Chatwoot✓YesEvery plan, the free one included
Zendesk✓On some plansSuite plans (messaging and live chat)
Miross✓YesEvery plan: a chat button on your shop (one script tag), shown in English, Spanish, French or German to match the page; self-service for order status, returns and help articles, and no AI replies; each chat is a case in your queue. 1 widget on Starter, 3 on Growth, unlimited on Scale
AI, and what it costs
Chatwoot✓On some plansCaptain AI: 300, 500 or 800 credits a month on paid plans; more at $20 per 1,000
Zendesk+Paid add-onAI agents billed per automated resolution (rate not on the pricing page); Copilot €50 per agent a month, billed yearly
Miross✓YesIncluded in the plan: translation and Formalize on every plan; from Growth, Mike, the assistant, drafts replies, writes summaries and reads voice notes, photos and documents. AI never sends on its own.
Translation, both ways
Chatwoot◐PartlyIncoming messages, through a Google Translate integration set up with your own Google Cloud project
Zendesk✓YesAutomatic conversation translation, on Team plans and up
Miross✓YesEvery plan: on arrival and on send
Returns portal
Chatwoot↗Through an app or connectorYour own returns tool, connected through their API
Zendesk↗Through an app or connectorThrough returns apps such as Loop
Miross✓YesGrowth and up: customer portal, return labels with your own carrier or through Sendcloud, reception by scan and refunds
Help centre
Chatwoot✓On some plansStartups plan and up
Zendesk✓On some plansSuite plans (knowledge base)
Miross✓YesGrowth and up: knowledge articles that feed AI drafts, and a public help centre at miross.io/h/<name> in one language; every language and your own domain on Scale
Public API
Chatwoot✓YesREST API and an API channel
Zendesk✓Yes
Miross✓YesREST API and MCP server: read from Growth, write on Scale; webhooks on Scale