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FirstVoice AI

Integrations · Real estate CRM

AI receptionist for Rex

Connects via automation

Rex users get new leads and notes written into Rex automatically via Zapier after every call; Rex also states it has a fully open REST API, though its interactive docs render client-side and specific endpoints could not be directly confirmed this session.

Connect RexConnects via automation

Last updated

FirstVoice with Rex

FirstVoice capabilities with Rex
Check availability during the callNot yet confirmed
Create bookings, jobs or leadsYes
Recognise returning callersNot yet confirmed
Add call notes and summariesYes
Trigger follow-up texts or emailsYes

Rex connection details

Rex connection details
CategoryReal estate CRM
MarketsAU, NZ, UK
API documentationPublic view docs
AuthNot confirmed
AccessNot confirmed
ZapierYes
MakeNot yet confirmed
WebhooksNot yet confirmed
FirstVoice planGrowth or Scale
CheckedAgainst official Rex documentation, 16 September 2026

Zapier account for the automation route; direct API access requirements unconfirmed

Rex questions

Does FirstVoice integrate with Rex?

Rex users get new leads and notes written into Rex automatically via Zapier after every call; Rex also states it has a fully open REST API, though its interactive docs render client-side and specific endpoints could not be directly confirmed this session.

Can FirstVoice book directly in Rex?

Not directly. Sends each call into the app through our automation workflows.

Which plan includes Rex?

Growth ($597 a month) and Scale.

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

Using Rex? Let's connect it.