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Posts tagged with whatsapp

Tolky blog articles related to whatsapp.

Gupshup, BSUID, and Usernames: What Changes in WhatsApp Business in June 2026

Gupshup, BSUID, and Usernames: What Changes in WhatsApp Business in June 2026

Gupshup created an identity layer for Meta's transition to BSUID and usernames on WhatsApp Business. Learn how the feature toggle, Identity Graph, parked messages, and business username APIs affect your operation.

Marlos Carmo

Marlos Carmo

July 1, 2026

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9 min read

Engineering

What is omnichannel customer service and why your company needs it now

What is omnichannel customer service and why your company needs it now

Omnichannel service isn't being on multiple channels. It's treating every channel as a single conversation, with unified history, context, and identity. In 2026, this has stopped being a differentiator and become the foundation for any customer service operation that intends to scale without losing quality.

Marlos Carmo

Marlos Carmo

May 28, 2026

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12 min read

Guides

WhatsApp as a customer service hub: advantages, risks, and how to implement it

WhatsApp as a customer service hub: advantages, risks, and how to implement it

More than 90% of Brazilians use WhatsApp daily, and the channel has become the main point of contact with companies. Turning WhatsApp into a real service hub isn't installing the official app it's designing the architecture, picking the right API, defining governance, and understanding the traps that stall projects in production.

Marlos Carmo

Marlos Carmo

May 28, 2026

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15 min read

Guides

BSUID and Usernames on WhatsApp: Meta's Biggest API Change in Years

BSUID and Usernames on WhatsApp: Meta's Biggest API Change in Years

Meta is replacing the phone number as the primary user identifier in WhatsApp Business. Understand what BSUID is, why it changes everything in your CRM, and what to do before June 2026.

Marlos Carmo

Marlos Carmo

May 21, 2026

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19 min read

Engineering