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FirstVoice AI

Integrations · Accounting practice management

AI receptionist for Karbon

Syncs every call

Karbon users can have a work item or contact created directly via Karbon's public API after every call, though there's no calendar/availability endpoint.

Connect KarbonSyncs every call

Last updated

FirstVoice with Karbon

FirstVoice capabilities with Karbon
Check availability during the callNo
Create bookings, jobs or leadsYes
Recognise returning callersYes

Karbon connection details

Karbon connection details
CategoryAccounting practice management
MarketsGlobal
API documentationPublic view docs
AuthAPI key
ZapierYes
WebhooksYes
FirstVoice planGrowth or Scale
CheckedAgainst official Karbon documentation, 16 September 2026

Admin creates an API application; plan needs API access

Industries using Karbon

Karbon questions

Does FirstVoice integrate with Karbon?

Karbon users can have a work item or contact created directly via Karbon's public API after every call, though there's no calendar/availability endpoint.

Can FirstVoice book directly in Karbon?

Not directly. Creates the enquiry, job or lead, with notes, as the call is handled.

Which plan includes Karbon?

Growth ($597 a month) and Scale.

Karbon is a trademark of its owner. FirstVoice isn't affiliated with Karbon.

Using Karbon? Let's connect it.

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