SendiMessage Developer Toolkit
Explore SendiMessage architecture, build verified API requests, simulate message flows, inspect webhooks, and map your integration before going live.
Check whether your workflow maps to current SendiMessage capabilities.
Product-fit guide — not an approval decision
Design the architecture between your application, SendiMessage, and customers.
Architecture demo — no production configuration is changed
Generate verified send-message requests in your language, and preview the lifecycle.
Client-side simulation — no real message is sent
See how API requests, delivery, replies, and webhooks move through the system.
Simulated demo — no real message is sent
Inspect and validate webhook events and signatures.
Processed locally in your browser — not submitted to SendiMessage
Estimate starting messaging-line pricing for planning purposes.
Planning estimate — not a binding quote