SMS - Hypersender

Tool	What it does
`send_sms`, `schedule_sms`	Send or schedule a message.
`list_sms_messages`, `list_sms_threads`, `list_sms_heartbeats`	List messages, conversations, or phone heartbeats.
`update_sms_thread`	Archive or unarchive a conversation.
`delete_sms_message`, `delete_sms_thread`	Delete a message or conversation.

For scheduled SMS, confirm the time in the sender phone’s timezone. A provider accepting a message doesn’t necessarily mean it was delivered.

Last modified on November 13, 2026