Tecron Public API

Server-side WhatsApp messaging through Tecron.

Base URL: https://api.tecron.in/v1

Call /v1 from your backend only. Browser Origin requests are rejected. Authenticate with X-Tecron-Key and X-Tecron-Secret.

Start here

• API reference — generated from the OpenAPI contract
• Authentication — keys, headers, idempotency, daily caps
• Queued messages — 202 queued, polling, test vs live
• Delivery semantics — at-least-once (not exactly-once)
• Webhooks — HMAC signature verify
• Errors — every public error code
• Postman — import the generated collection