![](https://www.telesign.com/wp-content/uploads/2023/08/image-4.png)
APIs to protect your apps and customers
Create seamless user verification and engagement experiences
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Get started with our code samples and SDKs
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- Check parameters
- Make API request
- Receive your SMS
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APIs built for developers
Our APIs are easy to integrate and scalable-helping your company with bots & risk detection, identity verification, and multifactor authentication (MFA).
Risk and Identity
Intelligence
Intelligence is a machine learning engine that provides a phone number risk recommendation. It analyzes static and behavioral attributes across multiple data inputs including phone numbers, IP addresses, and email addresses. With Intelligence you can:
- Detect bots, fake accounts, and spammers at scale.
- Improve fraud detection without introducing friction.
- Integrate alongside your existing CPaaS vendor.
![Speedometer illustration](https://www.telesign.com/wp-content/uploads/2023/11/intelligence_image_v2.png)
Phone ID
Phone ID provides global phone number information that can strengthen authentications, evaluate fraud risks, and provide user phone device and carrier type. With Phone ID, you can:
- Improve SMS delivery rates by identifying user’s phone device-type and reduce wasted messaging costs.
- Minimize fraud and risk with real time mobile insights.
Phone ID Contact
Phone ID Contact is low cost, low friction identity verification. It uses a phone number to verify contact information based on a mobile subscriber contract, helping to ensure the user is who they say they are. With Phone ID Contact, you can:
- Reduce KYC and identity proofing costs.
- Minimize the risk of fraud and identity theft.
- Simplify onboarding workflows by automating manual user input.
Verification
SMS Verify
SMS Verify makes it simple to send one-time passcodes (OTPs) to your users. Make a request with the end user’s phone number, and we take care of the rest.
![](https://www.telesign.com/wp-content/uploads/2023/08/SMS-Verify-Image.png)
- Validate and authenticate legitimate users while preventing fake users
- Confirm user identity by adding an extra layer of security to an account
- Use autogenerated OTPs for easy deployment
Verify Plus
The Verify Plus add-on strengthens and secures your user verification workflows with a low-code implementation.
![](https://www.telesign.com/wp-content/uploads/2023/08/Verify-Plus-Image.png)
- Receive a recommendation on whether to allow new accounts based on real-time analysis of phone number risk signals.
- Block or send SMS OTPs based on customizable risk thresholds.
Engagement
SMS
SMS makes it easy to send alerts, reminders, notifications, and marketing messages. Send SMS messages through a secure platform with direct global carrier connections.
- Send your messages using the most efficient path available with best-in-class deliverability rates
- Reach 97% of the world’s population across 230+ countries and 80+ languages
![](https://www.telesign.com/wp-content/uploads/2023/08/engage-api-v3.png)
![](https://www.telesign.com/wp-content/uploads/2023/08/Engage_API-code.png)
Telesign Trial Account
Try all products available for our Self-service platform including SMS Verify, SMS and Phone ID
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