TextPro Docs

API Documentation

Use the TextPro API docs to ship messaging features quickly, operate safely, and integrate confidently.

Quickstart Explore API

To get started, create a new application in your developer settings, then read about how to make requests for the resources you need to access using our HTTP APIs.

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Guides

Quickstart

Get your first API request working in minutes.

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Send SMS

Send outbound SMS with authenticated API calls.

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Send OTP

Issue one-time passcodes to end users by phone.

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Errors

Handle validation, authentication, and other API error responses.

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Resources

Send SMS

Review the primary SMS sending endpoint and request examples.

Authentication

Learn how to authenticate requests with the X-API-KEY header.

Status Codes

See success and error response categories used by the API.

Rate Limits

Understand throttling behavior and retry guidance for clients.