Every channel connector in Arka exposes the same consistent surface: send, receive, template, route, retry, report. Swap channels, fan-out messages, or mix them in a single flow.
SMTP and REST providers. Template rendering, bounce handling, DKIM/DMARC signing, and deliverability analytics.
View connector →WhatsApp Business API. Template messages, media attachments, session windows, and per-tenant rate limits.
View connector →Twilio, Vonage, AWS SNS, and regional carrier gateways. Short codes, sender IDs, and delivery receipts.
View connector →Incoming/outgoing webhooks, Bot API, Block Kit messages, channel routing, and interactive components.
View connector →Graph API and connectors. Adaptive Cards, channel posts, direct messages, and corporate directory sync.
View connector →| Capability | SMS | Slack | Teams | ||
|---|---|---|---|---|---|
| Send text messages | ✓ | ✓ | ✓ | ✓ | ✓ |
| Rich / HTML content | ✓ | Partial | — | Blocks | Cards |
| Media attachments | ✓ | ✓ | MMS | ✓ | ✓ |
| Templates | ✓ | ✓ | ✓ | ✓ | ✓ |
| Two-way messaging | ✓ | ✓ | ✓ | ✓ | ✓ |
| Delivery receipts | Bounces | ✓ | ✓ | ✓ | ✓ |
| Read receipts | Pixel | ✓ | — | ✓ | ✓ |
| Interactive components | Links | Buttons | — | Actions | Actions |
| Threaded conversations | ✓ | ✓ | — | ✓ | ✓ |