List available times

List available times

Returns the open start times of one event type within a range of up to 31 days, each with its booking page URL.

Note: Needs the event_type URI. The range can't start in the past or span more than 31 days, and the results aren't paginated.

Set up

Use the first option your agent supports.

MCP (official, remote)

Add this server to your agent's MCP settings, then sign in when asked.

{ "mcpServers": { "calendly": { "url": "https://mcp.calendly.com" } } }

Call the MCP tool event_types-list_event_type_available_times.

Server URL: https://mcp.calendly.com

API (official)

• Base URL: https://api.calendly.com
• Endpoint: GET /event_type_available_times
• Auth: send the header Authorization: Bearer $CALENDLY_API_KEY
• Get a key: https://calendly.com/integrations/api_webhooks
• Docs: https://developer.calendly.com/api-docs/overview/api/reference

Before anything else, confirm access with the cheapest read-only call, like a list or a search. Never send or change anything to test access.

Rules

• Ask the user before anything that sends messages, costs money, or changes data, and say how many records it touches. One approval covers a batch the user has seen.
• Never print API keys.