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Explore the platform →Premium products
Browse premium HelSup products. Review the product page before purchase for the implemented capabilities, package version and activation steps.
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Zalo Business / Template
Zalo ZBS Template Message (business.openapi.zalo.me/message/template). Outbound approved templates only. Not Zalo OA chat.
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WhatsApp Business
Official WhatsApp Cloud API: WABA + phone number inbox. Live webhook only; session text and template send.
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WeChat OA
WeChat Official Account (Subscription/Service) customer messaging via cgi-bin. Certified accounts only for custom send. Live callback only; no history.
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Vonage SMS
Vonage SMS API (rest.nexmo.com) for bidirectional SMS. API key + secret. Virtual numbers. Inbound SMS + delivery receipts. Optional signed webhooks (sig/nonce/timestamp). Messages API JWT product is not used. MMS is not implemented.
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Viber Business
Viber REST Bot API (chatapi.viber.com). Bot creation is commercially restricted; this package implements the public REST contract only.
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X / Twitter DM
Official X API v2 Direct Messages. Paid developer access. Poll GET /2/dm_events. No scraping.
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Twilio Voice
Twilio Programmable Voice (api.twilio.com 2010-04-01). Account SID + Auth Token. Voice-capable numbers. Inbound TwiML webhook + status callbacks with X-Twilio-Signature. Originate and hangup via Calls API. Recording metadata read is implemented; recording is never auto-enabled. Hold/transfer/conference/TaskRouter queues are not implemented. SMS is a separate package.
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Twilio SMS
Twilio Programmable Messaging SMS (api.twilio.com 2010-04-01). Account SID + Auth Token. Phone number or Messaging Service. Inbound + status callbacks with X-Twilio-Signature. MMS is not implemented. US A2P 10DLC registration may be required by Twilio for application-to-person traffic.
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TikTok Shop Messaging
TikTok Shop Partner Customer Service API (customer_service/202309) for a seller shop. App HMAC + shop OAuth. Custom scope seller.customer_service must be approved in Partner Center. Not TikTok consumer DMs. Not a TikTok Shop order/commerce connector.