Integration
Connect Cal.com to CLOSUM
When Booking Created fires in Cal.com, your agent runs Add Lead in CLOSUM. Describe the whole flow and it is built, tested on every scenario and kept running.
What the catalog holds today. Ask for anything missing and your agent reads the API documentation and adds it.
Build solutions, not workarounds.
What do you want Cal.com and CLOSUM to do together?
Ask the assistant
Connect your AI client
Give your AI client this address.
https://mcp.apiant.aiAny client that takes a remote MCP server. Nothing to install. Create your free account, then sign in once in your browser.
Set it up in your client
Claude Code
Run this in the directory you want to work in.
claude mcp add --transport http -s project apiant-ai https://mcp.apiant.aiStart Claude Code there, approve the server, and sign in in the browser page it opens.
Claude Code guide (opens in a new tab)Claude, web and desktop
Open Customize, then Connectors, then Add custom connector, and paste the address. On Team and Enterprise an owner adds it first.
Setup guide (opens in a new tab)Cursor
Add the address to your MCP configuration as a server URL. Cursor signs you in in your browser.
Setup guide (opens in a new tab)Zed
Open Settings, then AI, then MCP Servers, then Add Server, then Add Remote Server.
Setup guide (opens in a new tab)Codex and the ChatGPT desktop app
Open Settings, then MCP servers, then Add server, and choose Streamable HTTP. From the terminal, Codex takes the address with its own add command and then signs you in.
Setup guide (opens in a new tab)Any other MCP client
Paste the address where the client asks for a remote MCP server URL, and name the server apiant-ai where it lets you. APIANT's skills reach the client over the same connection.
Setup guide (opens in a new tab)Example flows
What Cal.com can start in CLOSUM
When Booking Created in Cal.com
then Add Lead in CLOSUM
Starting points drawn from the triggers and actions in the catalog today. Describe the flow you need, at any depth, and your agent builds it and tests every scenario before it ships.
Everything your agent can do with Cal.com and CLOSUM
Triggers and actions 6 triggers ยท 3 actions
- Booking Cancelled
Triggers when a booking is cancelled.
- Booking Created
Triggers when a new booking is created.
- Booking Rescheduled
Triggers when a booking is rescheduled.
- Meeting Ended
Triggers after meeting ends.
- Out of Office Created
Triggers when a new Out Of Office entry is created.
- New Lead
Fires once for each new lead added in Closum.
- Add Lead
Add a new lead to account
- Get lead
Get a lead by id.
- List leads
List leads.
No trigger or action matches that. Ask your agent to add it: it reads the API documentation and builds what you describe.
Each app on its own
Reviews
What our customers say
More from Cal.com
Cal.com to Google DriveGoogle Drive is a cloud storage solution for uploading, sharing, and collaborating on files across devices...
Cal.com to Cloudflare TraceCloudflare Trace is a free JSON wrapper over Cloudflare's edge trace endpoint that reports what Cloudflare...
Cal.com to Odoo CRMOdoo is a powerful open source platform with dozens of apps to help you grow your business.
Cal.com to HubSpotHubSpot is your all-in-one stop for all of your marketing software needs.
Cal.com to SalesforceSalesforce is a leading enterprise customer relationship management (CRM) platform.
Cal.com to SlackSlack is a messaging platform for teams. Post messages, manage channels, users, reminders, and react to...
More into CLOSUM
ActiveCampaign to CLOSUMActiveCampaign is a marketing automation, email marketing, and CRM platform.
Airtable to CLOSUMOrganize anything with Airtable, a modern database created for everyone.
Asana to CLOSUMAsana is a collaborative information manager for workspace.
ClickUp to CLOSUMClickUp is an all-in-one app to plan, track, and manage your work in a beautifully intuitive environment.
Brevo to CLOSUMBrevo is the leading CRM suite designed to cultivate long-term customer relationships and help businesses...
Calendly to CLOSUMCalendly is a scheduling automation platform for eliminating the back-and-forth emails to find the perfect...
Questions
Cal.com and CLOSUM, answered
What can start an automation from Cal.com?
Any of Cal.com's 5 triggers in the catalog, including Booking Created, Out of Office Created, Booking Rescheduled and Meeting Ended. Describe the moment in plain language and your agent picks the right one.
What can your agent do in CLOSUM when something happens in Cal.com?
Any of CLOSUM's 3 actions, including Add Lead, Get lead and List leads. Your agent maps the data both ways and tests every scenario before it ships.
Can it also run from CLOSUM to Cal.com?
CLOSUM has no triggers in the catalog today, so automations start in Cal.com. If you need the other direction, ask: your agent reads CLOSUM's API documentation and adds it.
Do I have to build a connector for Cal.com or CLOSUM?
No. Both are in the catalog with their triggers and actions. You describe the automation; your agent builds it, tests every scenario and keeps it running.
What happens when something fails?
Your agent works that out for you. It plans the failure paths along with the happy path, then tests every scenario before it ships.
Is there a free plan?
Yes. Every plan includes the agent, including free, and building from your own AI client spends no assistant credits.