Sendblue API Features

Everything you need to build iMessage into your product. Typing indicators, read receipts, media messaging, webhooks, RCS fallback, and more.

Messaging

RCS Messaging

Send rich messages to Android users with automatic iMessage → RCS → SMS fallback. High-res media, branded profiles, and read receipts.

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UX

Typing Indicators

Show the "..." typing bubble before sending a message. Makes automated messages feel human and improves conversation flow.

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Analytics

Read Receipts

Track message delivery and read status via webhooks. Know exactly when your messages are delivered and opened.

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Media

Media Messaging

Send images, videos, PDFs, and files via iMessage. Product photos, property listings, invoices, and marketing materials.

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Developer

Webhooks

Real-time POST callbacks for inbound messages, delivery confirmations, and read receipts. Build two-way conversations and CRM sync.

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Messaging

Group Messaging

Create and manage group iMessage conversations programmatically. Multi-party threads with full media support.

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Contact

vCard Sharing

Send contact cards (.vcf) via iMessage. Sales reps can share their info instantly, and businesses can distribute referral contacts.

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Utility

Number Lookup

Check if a phone number has iMessage enabled before sending. Validate contacts, route iMessage vs SMS, and clean your lists.

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