Connect Cal.com

Open-source Calendly alternative. Free direct-booking API on the Teams plan or self-hosted.

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Step 1 — Get your Cal.com API key

  • Sign in to cal.com.
  • Settings → Developer → API keys → Create new key.
  • Copy the key (starts with cal_live_ for production).
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Step 2 — Connect in VoxReach

  • Integrations → Cal.com → Connect.
  • Paste the API key. Connect.
  • We send the cal-api-version: 2026-02-25 header automatically on every request — required by Cal.com v2.
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Step 3 — Configure workflow

  • Set as default booking provider.
  • Cal.com event types map to our 'services' — make sure each event type you want bookable is published.
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Step 4 — Test

  • Create at least one Event Type in Cal.com.
  • Ring your VoxReach number, book.
  • Booking shows in Cal.com dashboard immediately.
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Troubleshoot

  • Old API errors — make sure your key is fresh; v1 endpoints are deprecated.
  • Free-tier limits — Cal.com cloud free has rate limits on the API. Self-host for unlimited.

Still stuck?

Email hello@voxreach.com.au — we reply within 2 business hours during AEST hours.

Open a ticket