Nexus developer platform

Ship WhatsAppinside yourERPs

A beautiful API layer for sending messages, group updates, media, and operational alerts through the WhatsApp line your organization already trusts.

Create API KeyRead the docs
0+

Requests

0%

Uptime

0

Integrations

live

Production endpoint

Send Message

>POST /v1/messages/send
>200 queued msg_8as72
>Authorization: Bearer kin_live_xxx

School Portal

/v1/messages/send

381ms

Sales Dashboard

/v1/groups/send

442ms

HR Platform

/v1/media/send

612ms
99.7%
Success
432ms
Latency
4
Apps

What you get

A developer surface that feels alive.

Built for real operational traffic: school reports, clinic reminders, sales broadcasts, internal alerts, media delivery, and group workflows.

API-first

Copy, paste, send

Clean endpoints, readable payloads, and docs that take teams from key creation to a real message quickly.

Controlled

Permissioned by default

Scoped API keys, business workspace checks, usage limits, audit logs, and rotation workflows.

Operational

Built for WhatsApp reality

Send direct messages, group posts, reports, PDFs, images, and captions through connected business lines.

Integration flow

From event to WhatsApp in one clean route.

Trigger messages from the systems you already run. Nexus handles the WhatsApp surface while your app keeps ownership of business logic.

Issue scoped keys

Create production and sandbox credentials with clear permissions.

Send through WhatsApp

Route app events, reports, alerts, and documents through one connected line.

Listen and react

Use logs and webhooks to keep internal systems synchronized.

POST/v1/channels/send

Unified Channel Send

Send via any linked channel: whatsapp, sms, telegram, email, slack, discord, teams, meta, push, voice.

Secured route
POST/v1/messages/send

Send Message

Send a text message to any WhatsApp number through your linked business line.

Secured route
GET/v1/groups

List Groups

List WhatsApp groups your linked business account participates in.

Secured route
POST/v1/groups/send

Send Group Message

Post a message to a WhatsApp group — ideal for reports, alerts, and team updates.

Secured route

Five minute launch

Create a key, call the API, watch traffic move.

The console gives developers the control plane they expect: keys, logs, endpoints, usage, webhooks, and connection settings in one place.

API keysLive logsWebhooksUsage limits
curl https://kinetic-4cfj.onrender.com/v1/messages/send \
  -H "Authorization: Bearer kin_live_xxx" \
  -H "Content-Type: application/json" \
  -d '{
    "to": "+264811234567",
    "message": "Your report is ready.",
    "metadata": {
      "source": "School Portal"
    }
  }'

Ready to make WhatsApp programmable?

Open the developer console and send the first message from your own system.

Open Developer Console