Yes, Cal.com has an extensive API. AI agents can create and modify appointments on behalf of users.

No, Calendly is cloud-only. For self-hosted choose Cal.com or Acuity.

Cal.com vs Calendly: Scheduling for AI Assistants

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Open-source scheduling. Self-hosted or cloud. Extensive integrations, workflow automations. Popular in dev/startup world.

Market leader in scheduling. Simple UX, widely used. Closed, less customisable. Enterprise option.

Comparison table

Feature	Cal.com	Calendly
Model	Open-source, self-host possible	Closed, cloud-only
Integrations	Zapier, Make, API, webhooks	Zapier, API, fewer webhooks
AI	API for AI booking flows	API available, less flexible

Cal.com for flexibility and open-source. Calendly for simplicity and broadest adoption.

AVARC Solutions uses Cal.com for AI booking integrations — API and webhooks are powerful. Calendly for clients wanting out-of-the-box simplicity.

Get in touch for a no-obligation conversation about your project.

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