Check, list, add, bulk-add, and remove blocked recipients.
Check, list, add, bulk-add, and remove blocked recipients.
Prerequisites A Whats91 account A generated public API token Check, list, add, bulk-add, and remove blocked recipients.
Note
Every tool below is generated from the Whats91 MCP tool registry. Scope, safety class, approval requirement, and input schema are read from the running definition, so this page cannot drift from the server.
whats91_blacklist_addREVERSIBLE WRITE Adds or refreshes one recipient blacklist entry for a tenant-owned WhatsApp setup. Requires an idempotency key. mcp:blacklist:writev1.0.0 4 inputs whats91_blacklist_bulk_addREVERSIBLE WRITE Adds at most 25 blacklist entries directly. Larger batches require prepare and confirm. mcp:blacklist:writev1.0.0 4 inputs whats91_blacklist_bulk_add_confirmREVERSIBLE WRITE Executes the exact state-bound blacklist batch approved by the matching prepare tool. mcp:blacklist:writev1.0.0 5 inputs whats91_blacklist_bulk_add_prepareDRAFT WRITE Previews a blacklist addition of 26–500 recipients and returns a short-lived confirmation token. mcp:blacklist:writev1.0.0 4 inputs whats91_blacklist_checkREAD ONLY Checks whether one recipient is actively blacklisted for a tenant-owned WhatsApp setup. Read-only. mcp:blacklist:readv1.0.0 2 inputs whats91_blacklist_entry_getREAD ONLY Returns one tenant-owned blacklist entry for a selected WhatsApp setup. Read-only. mcp:blacklist:readv1.0.0 2 inputs whats91_blacklist_listREAD ONLY Lists message blacklist entries for a tenant-owned WhatsApp setup with bounded pagination. Read-only. mcp:blacklist:readv1.0.0 5 inputs whats91_blacklist_removeREVERSIBLE WRITE Soft-deactivates one tenant-owned blacklist entry. Requires an idempotency key. mcp:blacklist:writev1.0.0 3 inputs Related Documentation MCP Tools All Whats91 MCP tools, grouped by domain, with scope, safety class, approval requirement, and input contract.
Diagnostics Connectivity, identity, negotiated capabilities, and the tools-only operational guide.
Messaging Send approved templates and session chat messages, and inspect a message operation.
Templates Read, validate, draft, duplicate, submit, and delete WhatsApp templates.
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