https://www.sendimessage.com/changelog Updates to the SendiMessage platform, APIs, developer experience, and operational tooling. https://www.sendimessage.com/changelog https://www.sendimessage.com/changelog#improved-reliability-for-line-and-demo-requests Wed, 26 Aug 2026 00:00:00 GMT Reliability Added idempotency-key protection to Request a Line and demo-booking submissions, so a retried request (e.g. from a flaky connection) can't create a duplicate lead. https://www.sendimessage.com/changelog https://www.sendimessage.com/changelog#more-precise-api-error-handling Wed, 26 Aug 2026 00:00:00 GMT API Unauthenticated requests without an Accept: application/json header no longer produce a server error — they now return a clear, standard error response. https://www.sendimessage.com/changelog https://www.sendimessage.com/changelog#public-status-page Mon, 24 Aug 2026 00:00:00 GMT Platform Published a live status page backed by real monitoring — per-component health, incident history, and maintenance windows, with an honest "unknown" state instead of a decorative green dot when data isn't available. https://www.sendimessage.com/changelog https://www.sendimessage.com/changelog#developer-documentation-rebuilt-on-the-live-api-contract Fri, 21 Aug 2026 00:00:00 GMT Developer Experience The API reference and Developers page are now generated from the same tested request/response contract the API actually serves, instead of hand-maintained docs that could drift from behavior. https://www.sendimessage.com/changelog https://www.sendimessage.com/changelog#published-pricing Fri, 21 Aug 2026 00:00:00 GMT Platform Published transparent pricing: a Developer Pilot at $149 for the first month, and $239 per dedicated line per month in production. https://www.sendimessage.com/changelog https://www.sendimessage.com/changelog#per-line-health-monitoring Thu, 20 Aug 2026 00:00:00 GMT Reliability Added operational health checks for messaging lines, so line-level issues are tracked and surfaced rather than only visible as customer-reported failures. https://www.sendimessage.com/changelog https://www.sendimessage.com/changelog#webhook-delivery-hardening Thu, 20 Aug 2026 00:00:00 GMT Webhooks Added validation that rejects webhook destination URLs pointing at internal or private network addresses, alongside the existing signed-payload verification. https://www.sendimessage.com/changelog https://www.sendimessage.com/changelog#new-crm-integration-guides Thu, 20 Aug 2026 00:00:00 GMT Developer Experience Added a GoHighLevel integration guide and an AI / Voice AI integration category to the integrations directory. https://www.sendimessage.com/changelog https://www.sendimessage.com/changelog#official-sdks-published Tue, 11 Aug 2026 00:00:00 GMT Developer Experience Published official client SDKs for JavaScript/TypeScript, Python, PHP, and Go, covering the full public API surface. https://www.sendimessage.com/changelog https://www.sendimessage.com/changelog#platform-launch Thu, 30 Jul 2026 00:00:00 GMT Platform Initial release of the SendiMessage messaging API, customer portal, and developer portal.