Relay
Integrations & API

Connect Relay to your tools.
No one's approval needed.

Public API (REST + webhooks) included from Essentials. Webhooks to Zapier, Make, n8n and 1,000+ apps.

Public API from Essentials

API keys, standard error format. We don’t reserve the API for big plans.

Your own keys

Telecom (Twilio, Telnyx), AI (OpenAI, Claude), transcription: you connect your accounts, you keep control.

No approval needed

No “contact sales” form to fill in.

Relay talks to your tools.

Outbound webhooks

Call completed, call missed, text received, transcript ready: up to five URLs per workspace.

HMAC-signed

Every event carries a timestamped signature. Zapier, Make and n8n receive them as is.

CSV export

Calls and texts by period, with the Excel BOM. Your spreadsheet opens them with nothing to set up.

Your own keys

Twilio or Telnyx for telecom, OpenAI or Claude for AI, Deepgram for transcription: in your name, at your rate.

TwilioTelnyxZapiern8n

Frequently asked questions

Call completed, call missed, text received, text sent, voicemail received, transcription ready. Each event fires in real time to the URLs you configure — up to 5 per workspace.

Also explore

API documentation

Mature REST API, keys and webhooks — included from Essentials.

Explore

Try it, free.

No card required. Connect your Twilio when ready.

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