CallChatSyn
by FastDrop
Answer small-business customer questions from FAQs, list open appointment times, and book them.
Answer small-business customer questions from FAQs, list open appointment times, and book them. Official MCP Registry: com.callchatsyn/callchatsyn@0.1.0. Remote endpoint: https://callchatsyn.com/api/mcp
Problem it solves
Discoverable MCP server listed in the official MCP Registry.
How it's different
Remote MCP endpoint ingested from the official registry and probed by FastDrop.
Ingested from the official MCP Registry
FastDrop pulled this entry from the official MCP Registry as com.callchatsyn/callchatsyn and probed the endpoint. The maker did not submit it, so the outbound link is not endorsed
and the description is not theirs.
If this is your server, claim the listing to edit it and take ownership. The registry index lists everything else still awaiting a probe.
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Read directly from the endpoint on 6 Oct 2026. Not supplied by the maker.
answer_customer_questionAnswer a customer's message for one small business using only that business's own FAQs and order records. Rule-based, not generated, so it never invents prices or opening hours; English and Chinese ar
list_open_timesList the business's next open appointment times: up to 5, soonest first, within the next 7 days, labelled in the business's time zone, plus its services and locations. Read-only. Call it before book_a
book_appointmentBook one appointment for a customer. This creates a real booking: the business is notified, and if it has connected Cal.com the booking is created there too. With the demo key it's a dry run that book
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