Identity & integration

Integration API

One connection, endless possibilities.

Integrate omnichannel communications, certification, signing, identity and timestamping through a single documented API, secure and built for high volumes: activate only the services you need.

Full specifications Status webhooks Expert support
One integration
Every service
Communication, certification and identity
API specifications

The full reference, service by service

Every API documented with its endpoints, parameters, responses and ready-to-copy examples. Open the one for the service you are integrating — no sign-up needed.

Messaging channels

Bulk SMS

Bulk and transactional SMS, sender IDs, scheduling and delivery states.

RCS

Rich messaging: cards, carousels, buttons and replies.

WhatsApp Business

Approved templates, conversations and read states.

Transactional email

Transactional and OTP email with delivery tracking.

Omnichannel sending

SMS, RCS, email and WhatsApp with automatic retry through the next channel.

Push alerts

Mobile notifications with alert levels, acknowledgement and states.

Voice messages PDF

Voice messages and announcements to landlines and mobiles.

Certification & signing

Certified SMS and SMS Contract

Legally certified SMS notifications and contracts accepted from the phone, with their certificate.

Certified Email

Email with evidence of sending, delivery and content.

Online contracting v4 (omnichannel)New version for new integrations

Contracts for signature by SMS, email, RCS and WhatsApp, with authorization groups and multiple signature boxes.

Online contracting v3Maintenance

Reference for existing integrations; new ones should use v4.

Timestamping

Qualified timestamps for your documents and evidence.

PDF signing and timestamping

Utility to sign and timestamp PDF documents from your applications.

Identity & security

Identity verification

Verification with ID document and video, embedded in your onboarding.

OTP / 2FA

One-time codes through SMS, voice, email, WhatsApp, RCS and push, with a retry cascade and validation.

Integration with your server

Live chat (webhook)

Receive every chat message on your server and reply with text, HTML and buttons.

Virtual PBX (interactive actions)

Your server decides in real time what to do with each call: AI, menu, transfer or voicemail.

Each card shows the languages available for that specification (ES / EN). Questions while you integrate? +34 910 606 161 or mensatek@mensatek.com.

How it works

From API key to first send

1

Get your API key

Sign up for free and generate your credentials from the panel: environment ready in minutes.

2

Integrate with the docs

A REST API with clear documentation and examples: send your first request in your favourite language.

3

Receive the statuses

Webhooks with every send's status —delivered, read, signed— straight into your systems.

Everything included

Every platform service,
behind a single connection

Unified omnichannel

SMS, RCS, WhatsApp, email, voice and push with the same integration: switching channels is switching a parameter.

Certification and signing

Reliable notifications, online contracting and timestamping from the same endpoints.

Identity and OTP

Identity verification and one-time codes integrated into your flows.

Status webhooks

Deliveries, reads, signatures and replies notified to your server in real time.

Clear documentation

Complete reference with copy-ready examples, kept up to date and available without signing up.

Developer support

Our technical team supports your integration directly, without endless queues.

Use cases

Your application, with superpowers

Commerce and bookings

Automatic confirmations, tracking and reminders from your platform.

Management software

Add communications and signing to your ERP or CRM and offer it as your own feature.

Banking and fintech

OTP, reliable notifications and identity verification in your processes.

Health and services

Appointments, notices and consents integrated into your management system.

FAQ

Your questions, answered

All platform services: sends via SMS, RCS, WhatsApp, email, voice and push; certified communications; online contracting and signing; identity verification; OTP and timestamping. Activate only what you need.

Through real-time webhooks to your server —delivered, read, signed, replied— or by querying the status via API whenever you prefer.

The free sign-up includes trial credits so you can validate your integration with real sends before going to production.

Direct technical support from our development team, complete documentation with examples, and guidance until your integration is in production. Questions? +34 910 606 161.

Your first request, today

Free sign-up with trial credits and complete documentation. From API key to first send in minutes.