Channel Decision API
One call. Best path.
POST /v1/channel/decide
{
"message_type": "otp",
"msisdn": "+2348012345678",
"urgency": "high"
}
// Response
{
"primary_channel": "sms",
"route_score": 0.94,
"action": "MAINTAIN",
"failover_ready": "whatsapp"
}