Template: restock_notify · Segment: Waitlist · Sent Jun 28, 2026
2,800
Sent
2,791 (99.7%)
Delivered
2,612 (93.4%)
Read
892 (31.9%)
Replied
$443
Cost
$0.50
Cost/reply
Welcome Series: New Signups
Sending
Template: welcome_onboard · Segment: New Signups (last 7d) · Started Jul 5, 2026
1,420
Sent
1,418 (99.9%)
Delivered
1,206 (84.9%)
Read
340 (24.0%)
Replied
$321
Cost
$0.94
Cost/reply
Behavior Sequences
One API call from your backend when a customer acts. Your rule sends the next-step template from your number. React to what customers do, not what day it is.
order_placed → order_confirmation
Active
Sends after 5 min · Template {{1}} = contact name · One send per contact
Idempotent per contact × milestone. Call it on every occurrence, only the first counts. Consent checked at send time. Every trigger costs exactly what Meta charges: zero markup.
Contacts
24,380 contacts · 18,420 opted in
Name
Phone
Consent
Tags
Last Active
Priya Sharma
+91 98765 43210
Opted in
VIPRepeat
2 min ago
Rahul Kumar
+91 87654 32109
Opted in
Customer
18 min ago
Anita Mehta
+91 76543 21098
Opted in
Lead
1 hour ago
Vikram Kapoor
+91 65432 10987
Opted in
CustomerEnterprise
3 hours ago
Neha Singh
+91 54321 09876
Opted in
Lead
5 hours ago
Deepak Joshi
+91 43210 98765
Opted in
Customer
Yesterday
Kavita Rao
+91 32109 87654
Opted out
Ex-customer
3 days ago
Cost Dashboard
Total this month
$2,268
1,620 conversations
Klaros markup
$0
Zero. Always. Enforced in code.
Cost per reply
$0.48
4,752 replies from $2.3k spend
Campaign
Messages
Cost
$/Reply
Markup
Summer Sale 2026
4,200
$562
$0.48
$0
Restock Alert
2,800
$443
$0.50
$0
Welcome Series
1,420
$321
$0.94
$0
Feedback Request
980
$168
$0.27
$0
Appointment Reminders
2,100
$126
n/a
$0
All costs are Meta's actual billing, fetched from your WABA's conversation_analytics endpoint. Klaros never adds fees on top.
POST /api/v1/keys Create a named API key (send/read/manage scopes)
GET /api/v1/contacts List contacts with pagination + filters
POST /api/v1/contacts Create a contact
GET /api/v1/segments List saved segments
GET /api/v1/campaigns List campaigns
POST /api/v1/campaigns/:id/launch Launch a campaign
GET /api/v1/sequences List drip sequences
POST /api/v1/sequences/:id/enroll Enroll contacts
GET /api/v1/conversations List conversations
GET /api/v1/products List product catalog
POST /api/v1/webhooks Register a webhook endpoint
POST /api/v1/milestones Fire a behavior trigger
Full OpenAPI 3.1 spec at /api/v1/openapi.json. Named developer keys with scoped permissions. HMAC-signed webhooks with retry and dead-letter queue. Idempotency keys, rate-limit headers, error code contract. API access included on every plan.